Glandin-E2

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Glandin-E2

Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Glandin-E2

Quick Facts

Property Description
Active ingredient Dinoprostone
Form Vaginal insert, Gel, Suppository, Solution
Pharmacological Class Oxytocic Agent, Prostaglandin Class
Common Use Preparation of the cervix; stimulation of uterine activity
Origin Chemically identical to natural Prostaglandin E2 (PGE2)

What is Glandin-E2 and its Pharmacological Classification?

Glandin-E2 is a prescription pharmaceutical product whose active ingredient is Dinoprostone, an Oxytocic agent used to influence the activity of the uterus. Dinoprostone is specifically classified as a uterotonic agent belonging to the Prostaglandin class of drugs, which are powerful, lipid-derived compounds that act as local hormones. Its inclusion on the Model List of Essential Medicines reflects its clinical use in critical obstetrical settings. Dinoprostone functions directly by modulating receptors in smooth muscle tissue to initiate physiological changes.


Dinoprostone: Composition, Origin, and Available Forms

Dinoprostone is chemically identical to the naturally occurring hormone Prostaglandin E2 (PGE2), though the medication itself is prepared synthetically as a single active ingredient product. As an arachidonic acid derivative, Dinoprostone mimics the body's endogenous substance to produce its effect. Glandin-E2 is supplied in several specialized dosage forms, notably the vaginal insert (often utilizing a polymeric hydrogel matrix for controlled release), endocervical or vaginal gels, and suppositories. The availability of both quick-acting gel forms and extended-release systems—a key differentiating factor—allows for flexible, tailored approaches to administration, primarily via the intravaginal or intracervical routes.


The General Purpose of Glandin-E2’s Action

The general purpose of Glandin-E2 is to prepare and stimulate smooth muscle tissue, particularly the uterus and the cervix, for controlled physiological changes. The medication achieves this by promoting both rhythmic and sustained smooth muscle contraction and the essential process of cervical dilation and softening. This combined effect is utilized by medical professionals to manage and facilitate the evacuation of uterine contents or to safely influence the uterine state as required for specific therapeutic goals, such as preparing the lower segment of the uterus for an impending procedure. Its action is characterized by promoting effacement and facilitating the onset of controlled uterine events, which defines its role in clinical practice.

Regulatory References

  1. NIH MedlinePlus
  2. WHO’s Model List of Essential Medicines
  3. European Public Assessment Report (EPAR) Glossary

What side effects are possible with Glandin-E2?

Possible side effects and safety information

The official safety profile of Glandin-E2 (Dinoprostone) is defined by its smooth muscle-stimulating action, leading to adverse reactions classified by frequency and the body system affected, consistent with regulatory standards set by bodies like the FDA and EMA.

Key Adverse Reaction Categories and Frequencies

Adverse effects primarily involve the Reproductive System and Gastrointestinal System. They are categorized in regulatory documents as follows:

  • Very Common (ge 1/10): Fetal heart rate abnormalities, vomiting, and diarrhea.
  • Common (ge 1/100 to < 1/10): Uterine hypertonus (abnormal contractions), nausea, fever, and back pain.
  • Uncommon / Rare (ge 1/10,000 to < 1/100): Chills, headache, seizures, and increased intraocular pressure.
  • Frequency Not Known: Serious events reported post-marketing, including Uterine Rupture, Anaphylactic Shock, and Amniotic Fluid Embolism.

Serious Adverse Reactions and Safety Constraints

Serious Adverse Reactions explicitly documented in official labeling include Uterine Rupture and a rare risk of Disseminated Intravascular Coagulation (DIC) post-partum. Serious hypersensitivity reactions, such as anaphylaxis, have been reported to occur within minutes to hours after initiation.

Population-Specific Considerations exist, noting an increased risk of post-partum DIC in women aged 30 years or older, those with certain complications during pregnancy, or those with a gestational age over 40 weeks. Caution is also advised for patients with a history of asthma, glaucoma, or compromised cardiovascular, hepatic, or renal function, as defined in the official prescribing information.

Safety Restrictions require a specific time interval between product removal and the administration of other uterotonic agents to prevent the potentiation of effects.

The overall safety structure mandates continuous electronic monitoring of uterine activity and fetal heart rate while the product is in place, and requires immediate removal upon evidence of hypertonus or fetal distress.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose from Glandin-E2 (Dinoprostone) is primarily characterized by an extension of its known pharmacologic effects, leading to uterine hyperstimulation (tachysystole or hypertonicity). This excessive uterine activity is associated with several serious or life-threatening outcomes, including uterine rupture, severe fetal distress, fetal death, and the potential for Amniotic Fluid Embolism Syndrome (AFES). Regulatory documents explicitly state that no specific antidote is known; therefore, management focuses on immediate action.

Required Emergency Actions

The primary intervention mandated by regulatory authorities is the immediate removal of the product (e.g., vaginal insert or gel) upon the detection of uterine tachysystole or fetal distress. This action is followed by symptomatic and supportive treatment. Beta adrenergics may be administered to counteract continued symptoms of uterine over-activity. Immediate medical attention must be sought for any signs of suspected overdose or non-reassuring fetal status.

Population-Specific Considerations

Official prescribing information notes an increased risk of post-partum Disseminated Intravascular Coagulation (DIC) in women aged 30 years or older, those with complications during pregnancy, or with a gestational age over 40 weeks. Continuous monitoring of uterine activity and fetal status is required during overdose management.

Therapeutic Uses of Glandin-E2

Glandin-E2 (dinoprostone) is commonly used across specific therapeutic domains where supportive management is appropriate, primarily for conditions involving symptoms related to organ-specific functional stress and **conditions associated with acute or disruptive episodes."

Therapeutic Domains

The medication helps address symptom clusters that may become intense or disruptive, contributing to improved day-to-day comfort during symptomatic periods. It is applicable in clinical scenarios involving acute or disruptive symptom patterns, offering symptomatic relief to help patients cope more steadily with difficult episodes.

“This support helps ease the overall burden of symptoms during periods of heightened symptoms.”

Supportive Use

Glandin-E2 is relevant in contexts marked by increased discomfort or tension, where short-term symptomatic assistance is appropriate. It assists with maintaining functional stability and contributes to easing the overall symptom load. This is often used during phases of increased distress or discomfort when the medical situation calls for supportive management.

Quick Fact: Relief for Symptoms that Interfere with Daily Functioning

Eligibility and Restrictions for Use

Glandin-E2 (Dinoprostone) is an obstetric agent, and its use is strictly defined by regulatory eligibility criteria and contraindications. It is primarily allowed for adult women at or near term who have a medical or obstetrical need for the induction of labor (cervical ripening) or the termination of pregnancy (depending on the specific formulation and jurisdiction).

Populations Who Must Not Use Glandin-E2

The medicine is contraindicated and must not be used in patients with the following conditions, based on official regulatory labeling:

  • Hypersensitivity to Dinoprostone or any other component.
  • A history of major uterine surgery (e.g., cesarean section or myomectomy).
  • Grand multiparity (six or more previous term pregnancies).
  • Evidence of fetal distress or cephalopelvic disproportion.
  • Active cardiac, pulmonary, renal, or hepatic disease.
  • Placenta previa or unexplained vaginal bleeding during the current pregnancy.

Eligibility Restrictions and Cautions

Use of Glandin-E2 requires caution in patients with a history of certain comorbidities, including asthma, glaucoma, epilepsy, or compromised cardiovascular, hepatic, or renal function. Use is generally not established for general use in pediatric patients outside of the specific obstetric context. For pregnancy and lactation, its use is restricted to the specific, indicated obstetric circumstances; while generally not expected to be a hazard during short-term use, some labels advise caution for breastfeeding.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory information for Glandin-E2 (Dinoprostone) primarily defines its interaction profile based on pharmacodynamic augmentation with other uterotonic agents. This is considered the only clinically significant interaction category documented in authoritative government sources, such as the FDA and EMA.


Contraindicated and High-Risk Combinations

The co-administration of Glandin-E2 with other oxytocic agents is not recommended and is considered a major interaction due to the risk of uterine hyperstimulation.

  • Interacting Agent Class: Oxytocic Agents (Uterotonics)
  • Specific Agent: Oxytocin
  • Interaction Mechanism (Label Statement): Pharmacodynamic augmentation/synergism.

Administration and Timing Requirements

To manage the risk of synergistic effects, strict temporal constraints are required:

  • The Glandin-E2 product must be removed or discontinued before the administration of an intravenous oxytocic agent is initiated.
  • A mandatory dosing interval of at least 30 minutes is specified for the sequential use of Oxytocin following the removal of the Glandin-E2 product, as per regulatory documentation.

Other Interaction Categories

Official regulatory labels indicate that no other clinically significant drug interactions have been identified for Glandin-E2. This includes interactions mediated by cytochrome P450 (CYP) enzymes, drug transporters (e.g., P-gp), food, alcohol, or herbal products.

Mechanism of Action

How Glandin-E2 Works

The active ingredient, Dinoprostone, is chemically identical to the body's natural hormone, Prostaglandin E2 (PGE2), and acts by engaging two simultaneous, fundamental mechanistic domains within the target tissues.

Dual Action Agonism at Prostaglandin E Receptors ( EP1- EP4)

Dinoprostone functions as a full agonist by binding to all four EP receptor subtypes, which are G protein-coupled receptors (GPCRs), triggering two distinct cellular responses. The mechanism is tightly coupled to the local concentration of the drug, allowing its action to primarily target receptors within the peripheral tissues.

Myometrial Stimulation and Contraction Cascade

The drug's binding to the EP1 and EP3 receptors initiates a cascade that rapidly increases intracellular calcium ([ Ca^2+] i) concentration within smooth muscle cells. This increase in calcium directly activates the muscle's contractile machinery, leading to rhythmic and sustained smooth muscle activity.

Cervical Softening via Extracellular Matrix Remodeling

Simultaneously, binding to the EP2 and EP4 receptors in connective tissue elevates cyclic AMP (cAMP), triggering a local process of tissue remodeling. This biochemical action promotes the enzymatic breakdown of the cervical collagen matrix, resulting in the softening and effacement of the tissue.

Dosage and Administration Information

Official Dosing and Administration Guidelines

Dinoprostone (Glandin-E2) is administered under strictly controlled procedural conditions. Usage is confined to a hospital setting with immediate access to specialized obstetrical care, and the medicine is administered only by trained healthcare personnel.

Administration is dictated by the specialized dosage form used, defining both the route and the dosing schedule:

  • Vaginal Insert: Administered as a single 10 mg dose via the intravaginal route. This form is designed to release approximately 0.3 mg of Dinoprostone per hour for up to 12 hours. The insert is removed upon the onset of active labor or after the 12-hour period has elapsed.
  • Endocervical Gel: The initial dose is 0.5 mg, which is administered into the cervical canal. If needed, this dose may be repeated after a 6-hour interval, with a maximum cumulative dose of 1.5 mg (three doses) within any 24-hour period.
  • Vaginal Suppository: Used at a dose of 20 mg and may be repeated every 3 to 5 hours until the treatment goal is reached. Continuous administration for this form is typically not recommended for more than two consecutive days.

Procedural Conditions and Timing

Certain guidelines must be followed for correct administration. The vaginal insert is to be stored frozen and does not require thawing prior to insertion. Following the insertion of any form, the patient is required to remain in a supine position for a specified period (ranging from 10 minutes to 2 hours, depending on the form) to minimize leakage.

Critically, a strict time interval must be observed between the final administration or removal of Dinoprostone and the start of any other oxytocic agent (such as oxytocin). This period must be at least 30 minutes for the vaginal insert and up to 6 to 12 hours for the gel or other forms.

There are no specific numeric dose adjustments established for older adults or patients with renal or hepatic impairment, and the medication is not indicated for use in the pediatric population.

Recent Clinical Evidence

Research evidence / Overview of studies for Glandin-E2

Evidence for use in Cervical Ripening and Induction of Labor

Research examining Glandin-E2 for use in cervical ripening and labor induction primarily involves Randomized Controlled Trials (RCTs). These short-term RCTs, which are generally considered a high-quality study design often used for this purpose, have been followed by numerous Systematic Reviews and Meta-Analyses to combine and assess the findings. Studies explored the use of various Glandin-E2 formulations, such as vaginal inserts and gels, by monitoring the measured physiological parameters related to the cervix and uterine activity in pregnant women at or near term.

The main focus of these studies was to monitor the physiological changes, including the change in Bishop Score (a standard measurement of cervical readiness) and the outcomes related to delivery. Research highlights changes measured during the study period for both the mother and the baby. Research so far indicates that the findings were mixed when Glandin-E2 was compared against some alternative induction methods available.

Evidence for use in Evacuation of Uterine Contents

Glandin-E2 was also studied for its role in the evacuation of uterine contents, which applies to conditions associated with acute or disruptive episodes outside of full-term labor. Evidence for this specific use, typically involving the suppository formulation, is derived from initial clinical trials used in the regulatory review process and supplemented by observational studies documenting clinical course. Research examined outcomes related to physical discomfort and the achievement of the expulsion endpoint established by the study protocol.

Long-term Research and Follow-up Durations

Research exploring short-term symptom changes is most common. Because of this focus, follow-up durations were limited in most key studies. The observational settings typically cease follow-up shortly after the birth process is complete or the evacuation procedure is successfully concluded. The evidence derived from these settings provides limited insight into extended outcomes, such as future fertility or rates of subsequent deliveries. Research is ongoing, but long-term effects are not fully established by the existing body of clinical trial data.

Study Consistency and Areas of Uncertainty

The overall evidence base, while extensive in the number of short-term RCTs, still contains areas of uncertainty. Evidence quality varies across studies depending on the specific formulation of Glandin-E2 used and the comparators chosen by the researchers. One key limitation is that comparative evidence is lacking in certain areas, as many studies explored only one specific aspect or population. The evidence highlights what is known—and what is still uncertain—regarding which method or product formulation appears to be associated with optimal short-term outcomes. Findings describe group patterns, not personal outcomes, and the results apply only to the populations studied.

Key Studies & References

  1. A meta-analysis and systematic review of the effect of dinoprostone in full term pregnancy labor induction
  2. Summary Public Assessment Report Propess (dinoprostone) - Swedish Medical Products Agency (MPA)
  3. Labor induction: comparison between oxytocin and dinoprostone (RCT used for comparator data)

Frequently Asked Questions (FAQ)

Common questions about Glandin-E2 (FAQ)

Q: Is Glandin-E2 the same as Glandin-E1 or a different type of medicine?

A: Glandin-E2’s active ingredient, Dinoprostone, is chemically identical to the naturally occurring hormone Prostaglandin E2 ( PGE2). It belongs to the Prostaglandin class of drugs, which includes other types such as Prostaglandin E1 ( PGE1). These are distinct compounds that are used for different specific medical applications, as described in their official regulatory classifications.

Q: Is Glandin-E2 known to cause drowsiness or fatigue?

A: Official safety information reports some effects on the central nervous system (CNS), such as headache and dizziness, which could potentially affect alertness. However, general drowsiness or fatigue are not listed as common or very common side effects in the regulatory documents for Glandin-E2.

Q: Is it normal to feel a mild stomach upset when starting Glandin-E2?

A: Effects on the stomach and digestive system are frequently reported in regulatory safety data. Adverse effects such as nausea, vomiting, and diarrhea are categorized as common or very common occurrences in the official product information.

Q: Can Glandin-E2 be used safely alongside supplements like vitamins or herbal remedies?

A: Regulatory documents state that no clinically significant interactions have been specifically identified for food, alcohol, or herbal products. Regulatory practice, however, requires patients to provide a complete list of all products to their healthcare provider.

Q: Does Glandin-E2 require special storage conditions, like refrigeration?

A: Official labeling specifies that Glandin-E2 must be stored under refrigeration (e.g., 2 C to 8 C) to maintain stability. Certain dosage forms, such as the vaginal insert, require freezing prior to administration to ensure proper function and must be handled according to specific official instructions.

Q: What does official research say about the long-term use of Glandin-E2?

A: The research evidence base primarily focuses on the short-term physiological effects immediately before and after the obstetric procedure. Because of its specific context of use, the existing studies generally provide limited insight into extended outcomes, such as effects on future fertility or subsequent pregnancies.

Q: Can people with kidney issues use Glandin-E2?

A: Use in patients with a history of compromised renal (kidney) function is noted in official documentation as requiring caution. While it is not an absolute contraindication, specific patient risk factors are noted, and its administration is determined by the healthcare team.

Q: Are there known concerns for people with liver conditions when using Glandin-E2?

A: Official information advises caution when Glandin-E2 is used in patients who have a history of compromised hepatic (liver) function. Although it is not listed as an absolute contraindication, official documents note that caution is necessary for these patients.

Q: Is Glandin-E2 known to affect blood pressure?

A: Regulatory documents indicate that transient decreases in blood pressure (hypotension) have been observed in some studied patients. This is due to the drug’s general effects on the vascular system. Monitoring of vital signs is a required part of the administration process.

Q: Does Glandin-E2 have any impact on mental alertness or driving ability?

A: The official safety profile reports some central nervous system effects such as headache and dizziness, which could potentially impact alertness. Given that Glandin-E2 is administered in a specialized hospital setting under professional supervision, specific driving guidance is not typically necessary.

Q: How is Glandin-E2 removed from the body?

A: Glandin-E2 is subject to rapid metabolism (breakdown) within the body, primarily occurring in the maternal lungs shortly after absorption. The resulting inactive metabolites are then mostly eliminated from the body through the kidneys (urine), as described in the pharmacological data.

Q: Are the effects of Glandin-E2 reversible if I stop using it?

A: For the dosage forms that utilize a retrieval system, such as the vaginal insert, the system allows for the physical removal of the product. This removal is generally associated with a rapid return to normal uterine contraction rhythms in the event that uterine hyperactivity occurs.

Q: Is Glandin-E2 habit-forming or does it lead to dependence?

A: Glandin-E2 is an obstetric agent used only for short-term, specific procedures in a monitored setting. Regulatory documents do not classify the product as a controlled substance, and there is no information in the official labeling indicating a risk of habit formation or dependence.

Q: Can Glandin-E2 interact with birth control pills?

A: Official regulatory labels indicate that the only clinically significant drug interactions identified are with other oxytocic agents due to the risk of uterine overstimulation. No other drug-drug interactions, including those with oral contraceptives, are specifically noted as clinically significant in the product labeling.

Q: Is it possible to be allergic to Glandin-E2?

A: Regulatory documents list hypersensitivity (allergic reaction) to Dinoprostone or any of its components as an absolute contraindication for its use. Serious reactions, including anaphylaxis (a severe, life-threatening allergic reaction), have been reported post-marketing.

Q: What is the physical appearance of Glandin-E2 (e.g., color, shape of pill)?

A: The physical appearance varies significantly based on the dosage form being used. For example, the vaginal insert is officially described as a thin, rectangular polymer system with a retrieval system. The official prescribing information for each specific product contains a brief description of its form.

Q: Is it possible to use Glandin-E2 if I have diabetes?

A: Use in patients with a history of diabetes is noted in official documentation as requiring caution. While it is not an absolute contraindication, the healthcare team must evaluate this patient risk factor before administration.

Q: What is the significance of the '-E2' in the drug name Glandin-E2?

A: The 'E2' signifies that the active ingredient, Dinoprostone, is chemically identical to the naturally occurring hormone Prostaglandin E2 ( PGE2). This compound is a specific member of the Prostaglandin family of compounds and is distinguished from others, such as PGE1.

Q: Does official guidance mention using Glandin-E2 with foods?

A: Official regulatory labels clearly indicate that no clinically significant drug interactions have been identified for Glandin-E2 related to food. There are no specific fasting or dietary restrictions generally required by the administration procedure.

Q: Does Glandin-E2 interact with common medications for heartburn or acid reflux?

A: Official regulatory labels indicate that the only clinically significant drug interactions identified are with other oxytocic agents. No specific drug-drug interactions, including those with common medications for heartburn or acid reflux, are specifically noted as clinically significant.

Q: Is there a maximum time frame for which Glandin-E2 is typically recommended?

A: The administration time is strictly limited by the dosage form. For example, administration is typically limited to a maximum of 12 hours for the vaginal insert or a maximum of two consecutive days for the suppository, as specified in the official instructions.

Q: Can Glandin-E2 be broken or crushed, according to official instructions?

A: Glandin-E2 comes in specialized dosage forms (inserts, gels, or suppositories) designed for specific release and administration routes. Official instructions mandate that the product be administered exactly as supplied by the manufacturer and do not include guidance for breaking, crushing, or otherwise manipulating the dosage unit.

Q: Does Glandin-E2 contain any common allergens like lactose or gluten?

A: The inactive ingredients (excipients) vary based on the specific dosage form. Some formulations have been documented to contain lactose as an excipient. The complete and official list of inactive ingredients for the specific product being used is detailed in the official prescribing information.

Q: What is the basic mechanism by which Glandin-E2 is thought to cause side effects?

A: Side effects, especially gastrointestinal ones like nausea and diarrhea, are thought to result from the drug’s intended pharmacological action. As a prostaglandin, it stimulates smooth muscle not only in the uterus but also in other organs, such as the digestive tract.

Q: What types of doctors commonly prescribe Glandin-E2?

A: Official regulatory documents specify that Glandin-E2 is administered only by qualified healthcare professionals in specialized hospital settings or clinics. Use is restricted to those working in obstetric units that can provide the required continuous monitoring.

Q: Does Glandin-E2 require any specific monitoring tests after starting its use?

A: The official safety structure mandates continuous electronic monitoring of both uterine activity and fetal heart rate for the entire time the product is in place, and for a period afterward, as a critical safety precaution.

Q: Does Glandin-E2 need to be taken at the same time every day?

A: No. Glandin-E2 is not a daily, self-administered therapy. It is administered as a single, short-term procedure by a healthcare professional in a hospital setting and is governed by clinical response and maximum time limits for the specific dosage form.

Q: What happens if I accidentally miss a use of Glandin-E2?

A: Glandin-E2 is administered under direct supervision by a healthcare professional in a hospital setting with continuous monitoring. Due to this controlled procedural environment, the risk of an accidental missed or delayed administration is eliminated, making standard 'missed dose' advice not relevant.

Q: Are there any common foods or drinks that should be avoided with Glandin-E2?

A: Official regulatory labels indicate that no clinically significant drug interactions have been identified for Glandin-E2 related to food or common drinks. This means specific food or drink restrictions are generally not necessary during its administration.

Q: What is the typical duration of time people stay on Glandin-E2?

A: The duration of administration is extremely short-term and is determined by the dosage form and clinical outcome. For example, administration is typically limited to a maximum of 12 hours for the vaginal insert or a maximum of two consecutive days for the suppository, as specified in the official instructions.

Q: What information is available regarding Glandin-E2 use during pregnancy?

A: Glandin-E2 is only used for the specific, medically indicated obstetric purposes of labor induction or the evacuation of uterine contents. Its use is strictly limited to these procedures, only at or near term, and only under continuous professional supervision in a hospital setting.

Q: Is there any official information on Glandin-E2 and breastfeeding?

A: The use of Glandin-E2 is generally restricted to indicated obstetric circumstances. Official labels advise caution for breastfeeding, and official guidance notes that this consideration is determined by the healthcare provider on a case-by-case basis.

Q: What are the common misunderstandings about what Glandin-E2 is used for?

A: A common point of clarification is that Glandin-E2 is exclusively used for highly specialized, short-term obstetric procedures in a hospital setting to influence the activity of the cervix and uterus. It is not a general-use, take-at-home medication for common conditions.

Q: How does Glandin-E2 compare to older treatments for the same condition, based on research?

A: Research has compared Glandin-E2 formulations against some alternative induction methods available, including older treatments. The official research summary notes that the findings across studies were mixed, and comparative evidence is lacking in certain specific areas.

How should Glandin-E2 be stored and disposed of?

How to Store and Dispose of Glandin-E2

Storage and disposal of Glandin-E2 (Dinoprostone) must strictly follow the conditions detailed in the official regulatory labeling to ensure product stability and safety. The active ingredient requires mandatory temperature control.


Official Storage Requirements

Requirement Condition
Temperature Must be stored under refrigeration (2 C to 8 C / 36 F to 46 F). Do not freeze.
Protection Keep in the original sealed container and protect from light.
Child Safety Must be kept out of the sight and reach of children.

Disposal

Any unused or expired product must be disposed of according to local regulatory requirements. Medicines should not be discarded via household trash or wastewater, as instructed by governmental environmental guidelines.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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