Prosmon

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Prosmon

Treatment option: Hydrocephalus, Weakness

Medically reviewed

Marina Burgos

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 Prosmon

Quick Facts about Prosmon

Property Description
Active Ingredient Dinoprost (Prostaglandin F2α)
Form Sterile Solution, Suppository, Vaginal Insert
Pharmacological Class Uterotonic Agent, Prostaglandin
General Purpose Regulating uterine contractions and activity
Origin Synthetic Analogue (derived from eicosanoids)

Prosmon: Defining its Pharmaceutical Class and Identity

Prosmon is a specific pharmaceutical preparation whose medicinal core is the International Nonproprietary Name (INN) Dinoprost. It is formally classified as a potent Uterotonic Agent, placing it within the larger Prostaglandin pharmacological class. Dinoprost is chemically synonymous with Prostaglandin F2alpha (PGF2alpha), which is a type of eicosanoid. The preparation utilizes a controlled, often synthetic version of this compound, which naturally occurs in the body, ensuring purity for clinical use.

Composition and Primary Purpose

The drug is a single-entity product, containing only the active agent, Dinoprost. Its mechanism involves binding directly to the prostaglandin F2alpha receptor, causing the smooth muscle fibers of the uterus to contract. This specific action is clinically recognized for its reliable ability to induce uterine activity. The resulting dual effect—the ability to initiate powerful uterine contractions and promote the essential change of cervical softening—defines its general role in regulating uterine activity for necessary therapeutic outcomes. Prostaglandins, as a class, are key mediators in reproductive processes.

Available Forms and the Nature of the Drug

Prosmon is presented in various dosage forms tailored for professional use, ensuring the most effective route of administration. These forms commonly include a sterile Solution for injection, as well as a specialized Suppository or Vaginal Insert for local application. This diversity in form allows medical practitioners to precisely control the method of delivery. The product consists of the active ingredient dissolved or suspended in an inert base, such as an aqueous solution or a pharmaceutical gel base, depending on the intended clinical use.

Regulatory References

  1. Prostaglandins - NCBI Bookshelf - NIH
  2. Dinoprost (Intra-Amniotic) - MEDLINEplus

What side effects are possible with Prosmon?

Possible Side Effects and Safety Information

The official safety profile for Prosmon (Dinoprost) details documented adverse reactions according to system-organ classes and frequency, as established by regulatory authorities. The profile primarily focuses on the acute effects of regulating uterine activity.

Adverse Reaction Classifications

Adverse reactions are classified based on the affected body system, with the most common effects related to the target area of action. These classifications reflect the mandatory standards for communicating risk, separating frequent from rare but serious outcomes.

  • Pregnancy, puerperium and perinatal conditions: Reactions frequently documented in regulatory labeling include uterine contractile abnormalities, such as Hyperstimulation or Tachysystole, and associated Fetal heart rate abnormalities (e.g., Bradycardia).
  • Gastrointestinal disorders: Common systemic reactions include Nausea, Vomiting, and Diarrhea.
  • General disorders: Other reactions commonly noted are Fever and Back pain.

Serious Adverse Reactions and Safety Constraints

The medicine is associated with documented Serious Adverse Reactions that are typically rare but clinically significant, including Uterine rupture, Disseminated Intravascular Coagulation (DIC), and severe Hypersensitivity reactions.

The regulatory profile explicitly defines Safety Constraints. The medicine is not for use in individuals with conditions such as known hypersensitivity to prostaglandins, a history of previous major uterine surgery (like Cesarean section), or suspicion of fetal distress. Furthermore, the concurrent use of intravenous oxytocic agents is prohibited.

Population-Specific Safety Notes

The regulatory safety text identifies specific patient characteristics associated with an officially increased risk of developing rare but serious outcomes, such as post-partum DIC. This risk is documented to be higher in patients aged 30 years or older or those with a gestational age exceeding 40 weeks.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose of Prosmon (Dinoprost) is medically defined in regulatory documents as an exaggeration of the drug’s intended uterotonic effect, resulting in severe uterine stimulation. The official regulatory profile emphasizes the need for immediate, mandatory emergency action.

Documented Manifestations and Severe Outcomes

The primary clinical sign of overexposure is uterine hypercontractility or hypertonus, which describes abnormally prolonged or excessive uterine contractions. This condition is officially documented as potentially leading to fetal distress. Severe, life-threatening outcomes associated with this hyperstimulation include uterine rupture and, in rare instances, Amniotic Fluid Embolism. Systemic signs documented in overdose reports include vomiting, diarrhea, and lowered blood pressure. The risk of uterine rupture is notably higher for those with a prior Cesarean section.

Emergency Actions Required

If an overdose is suspected, or if signs of hypertonus are clinically observed, immediate and urgent medical attention must be sought. Emergency services should be contacted immediately for severe symptoms. Management requires the immediate cessation of administration of the drug. As no specific antidote is known, treatment is strictly limited to symptomatic and supportive measures. These measures may include the administration of beta-adrenergic drugs (tocolytics) to counteract excessive uterine activity and continuous monitoring in a specialized hospital setting.

Therapeutic Uses of Prosmon

What Prosmon Treats: Main Uses and Benefits

Prosmon is commonly used across domains where additional symptomatic support is needed in contexts involving acute or disruptive symptom patterns. The drug's therapeutic benefit centers on providing essential supportive relief for critical obstetrical and gynecological processes.

The medication is commonly used to help with conditions presenting with acute episodes that require uterine activity and cervical preparedness. Commonly used in scenarios including labor induction, therapeutic uterine evacuation for conditions like missed abortion or intrauterine fetal death (IUFD), and managing post-delivery bleeding associated with acute physiological stress. The therapeutic support contributes to easing the overall symptom load during these acute phases and may assist with managing the symptoms of excessive postpartum blood loss.

“Prosmon may be part of symptomatic management in situations where uterine activity is absent or complications require supportive attention.”

Inducing Contractions for Labor and Cervical Ripening

The primary therapeutic benefit may assist with initiating labor and addressing the symptom clusters of an unfavorable cervix when a pregnant patient requires delivery but the uterus is exhibiting insufficient contractile activity. This supports management of a delayed induction process, which helps improve day-to-day comfort during symptomatic periods.

Quick Fact: Relief for Uterine Inactivity
Contributes to easing the symptom clusters of insufficient uterine activity when natural contractions are absent or insufficient.

Eligibility and Restrictions for Use

Prosmon use is strictly governed by population eligibility rules outlined in official regulatory documents. The medication is primarily intended for women of reproductive age who meet all specific health and obstetric criteria. Use is contraindicated and absolutely prohibited for individuals with a history of Cesarean section or any major uterine surgery, due to the critical risk of uterine rupture. Other contraindications include known hypersensitivity to prostaglandins, conditions precluding vaginal delivery such as Placenta Previa or marked cephalopelvic disproportion, and certain active maternal diseases like severe cardiac, pulmonary, or hepatic conditions.

The regulatory labeling requires caution and conditional use for several specific patient populations. This includes women 35 years or older and those classified as Grand Multiparae (six or more term pregnancies). Caution is also mandated for patients with pre-existing impaired renal, hepatic, or cardiovascular function, and those with a history of asthma or glaucoma. Furthermore, use is not established for the general pediatric or geriatric populations. While the drug is permitted during pregnancy for its indicated purpose, the active agent is excreted in human milk, requiring careful assessment during lactation.

What should I know about interactions with other medicines?

The official regulatory documents for Prosmon (Dinoprost) strictly define interaction patterns, which primarily concern other medicines that affect uterine activity.

Pharmacodynamic Interactions and Prohibitions

The most significant documented interaction is the pharmacodynamic potentiation of the uterotonic effect when Prosmon is combined with Oxytocic Agents, such as Oxytocin. This additive effect leads to a formal regulatory restriction: co-administration with other Oxytocic Agents is classified as a contraindicated combination in official labeling.

To allow for the necessary sequential use of these medicines, mandatory timing constraints are established. Following the administration of the Dinoprost gel or solution, an interval of six to twelve hours is recommended before Oxytocin is given. If a Dinoprost vaginal insert is used, a minimum separation time of at least thirty minutes is required after the insert's removal before any Oxytocin is administered.

Another necessary timing rule relates to Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), including acetylsalicylic acid. Regulatory labels state that medication with NSAIDs must be stopped prior to the administration of Dinoprost.

Clearance and Population-Specific Notes

Official prescribing information includes population-specific considerations regarding drug clearance. Caution is required in patients with Hepatic Disease or Renal Disease. These conditions may lead to altered metabolism and reduced drug clearance, which can result in increased systemic exposure of Dinoprost.

Mechanism of Action

Dual Regulation of Airway Tone: Receptors and Cascades

Prosmon acts on two distinct G-protein coupled receptor classes found on airway smooth muscle cells: the boldsymbolbeta2-adrenergic receptors (beta2-AR) and the M3 muscarinic receptors ( M3R). It functions as a selective agonist at beta2-AR, which activates the Gs-protein cascade to increase intracellular cyclic AMP ( cAMP). Simultaneously, it acts as a competitive antagonist at M3R, blocking acetylcholine-mediated signaling and inhibiting the Gq-protein cascade, thus preventing the necessary increase of intracellular calcium ( Ca^2+) for muscle contraction.

This synergistic dual-pathway modulation rapidly shifts the cellular environment toward an inactivated state, resulting in a relaxation of the airway smooth muscle (bronchodilation) and a subsequent reduction in airway resistance, which influences pulmonary airflow dynamics.

Influence on Glandular Secretion

Beyond muscle tone, the drug's M3R antagonism extends to the submucosal glands. By blocking the nerve signal responsible for secretion, Prosmon contributes to modulating the physiological processes associated with hypersecretion. The resulting effect is a decrease in the volume of pulmonary secretions, which affects airway patency.

Dosage and Administration Information

Prosmon (Dinoprost) is utilized through specific established administration protocols. The medication is delivered via routes that include Intravenous (IV) Infusion, Intramuscular (IM) Injection, and local application methods such as a Suppository or Vaginal Insert. The choice of administration route depends on the acute therapeutic requirement, as this drug is not intended for long-term or maintenance use.

Standard protocols mandate that Prosmon administration is restricted to an in-patient hospital setting. This setting is required because the drug’s potent effects necessitate continuous physiological monitoring. For the IV route, the sterile solution requires mandatory dilution with an appropriate IV fluid before delivery, which must be controlled by a precision infusion pump. The starting dose for IV infusion is typically low, around 2.5 mcg/min, which is then carefully adjusted (titrated) based on the patient's specific physiological response.

Alternatively, the IM injection is used in an intermittent schedule, with a standard dose of 0.25 mg (250 mcg), which may be repeated at intervals of 15 to 90 minutes as prescribed. Clinical guidance emphasizes that the entire course of treatment is strictly limited to the acute phase required to achieve the necessary therapeutic end. Use in specific populations, such as those with renal or hepatic impairment, requires caution, though formal numerical dose adjustments are not standardized in clinical guidance.

Recent Clinical Evidence

Recent Clinical Evidence Overview

Studies have evaluated Prosmon (Prunus domestica extract) for the management of symptoms associated with Benign Prostate Hyperplasia (BPH) in men. The research focuses on assessing the impact on prostate function, hormone levels, and the overall quality of life.

Study Design and Objectives

One randomized, placebo-controlled clinical trial currently registered (NCT07145034) is designed to assess the effect of Prosmon over an 8-week period. This type of study is considered the gold standard for comparing a treatment against an inactive substance (placebo).

Key measurement objectives for the trial include:

  • Changes in total and free testosterone levels in serum.
  • Improvement in quality of life, measured by a validated questionnaire (SF-12).
  • Changes in BPH-related symptoms, tracked using a standardized symptom score.
  • Monitoring for the presence of adverse effects and changes in vital signs.

Secondary Research and Safety

Beyond the primary measures of prostate health and quality of life, the current investigation also includes comprehensive blood chemistry analysis. This allows researchers to monitor for any changes in the function of other major organs. Secondary endpoints for this research include comparing changes in:

  • Liver function tests (e.g., bilirubin, ALP, ALT, AST).
  • Renal function markers (e.g., BUN and creatinine).
  • Lipid profile and glucose concentrations.

Evidence for plant-based treatments, like the extract used in Prosmon, is continually being researched as an alternative option, particularly due to interest in products that may offer benefit with fewer side effects than some standard therapies. However, definitive conclusions are dependent on the final, published results of these controlled studies.

Key Studies & References Efficacy and Safety of Prunus domestica Extract on Lower Urinary Tract Symptoms Due to Benign Prostatic Hyperplasia (BPH)

Frequently Asked Questions (FAQ)

Common questions about Prosmon (FAQ)

Q: Is Prosmon the same kind of drug as [similar common drug class]?

According to official product information, the active ingredient in Prosmon (Dinoprost) is chemically classified as a Prostaglandin. This places it in a specific pharmacological class known as a Uterotonic Agent, which is defined by its ability to induce contractions in the uterus.

Q: Can Prosmon be taken with common over-the-counter pain relievers?

Regulatory documents state that Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) must be stopped prior to the administration of Prosmon. This is a regulatory timing rule specified for management. The official label does not specifically provide details on all other non-NSAID over-the-counter pain relievers.

Q: Does Prosmon have different effects on men versus women?

Official information states that the drug is primarily intended for use in women of reproductive age, specifically as a Uterotonic Agent for acute purposes. However, separate registered clinical research has evaluated an extract product also named Prosmon for symptoms associated with Benign Prostate Hyperplasia (BPH) in men.

Q: What happens if a dose of Prosmon is missed?

Prosmon is strictly administered by healthcare professionals in an in-patient hospital setting due to its acute therapeutic purpose. Since it is not taken at home, any required dose adjustments or changes are entirely determined and managed by the treating medical team.

Q: Does Prosmon impact fertility or hormones?

Safety documentation for the active ingredient mentions that it may damage fertility or the unborn child. Furthermore, some clinical research has specifically evaluated the effect of a Prosmon extract product on testosterone levels, which is a key hormone.

Q: Can Prosmon affect the results of blood work?

Studies and official information indicate that a Prosmon product is monitored for potential changes in key body chemistry. This includes tracking markers for liver and renal function, as well as lipid and glucose concentrations in the blood. The safety profile also includes the documented risk of a rare event called Disseminated Intravascular Coagulation (DIC).

Q: What are the known interactions between Prosmon and common cold medicines?

Regulatory labels require that NSAIDs must be stopped prior to administration, and many common cold medicines contain this type of pain reliever. The official product information does not, however, detail specific interactions with all non-NSAID components that may be found in cold or flu remedies.

Q: Does Prosmon affect your sleep schedule?

The adverse event profile for the active ingredient notes that it can cause reactions such as drowsiness and insomnia (trouble sleeping). These potential effects on sleep are documented in some official product information.

Q: Is it normal to feel tired when you first start taking Prosmon?

Official product information includes general reactions such as weakness and malaise in the documented adverse events. These are systemic reactions that can often be described by patients as a feeling of being tired or generally unwell when starting a medication.

Q: Can Prosmon cause mood changes or anxiety?

Adverse events reported in some official documentation include headache, and there are rare reports of mental or mood changes. These mood changes may potentially include symptoms such as severe anxiety or confusion.

Q: How long does Prosmon stay in your system after you stop taking it?

The active ingredient, Dinoprost (Prostaglandin F2alpha), is known to have a very rapid clearance from the body. Regulatory pharmacokinetic data reports that the drug’s elimination half-life in blood plasma is less than 1 minute.

Q: Can Prosmon make you dizzy or unsteady?

Adverse events reported in some official documentation include reactions such as dizziness and syncope (fainting). These effects are related to stability and may contribute to a feeling of unsteadiness.

Q: Is Prosmon safe for people with diabetes?

The official label includes a warning regarding the use of the drug in patients with existing medical conditions. This warning states there is a potential for aggravation of diabetes in certain patients.

Q: What kind of medical professional typically prescribes Prosmon?

Because the drug is administered in a specialized in-patient hospital setting with continuous monitoring, it is prescribed and managed by specialized hospital physicians. This setting ensures the patient receives the necessary clinical oversight required for this acute treatment.

Q: Are there warnings about driving or operating machinery while taking Prosmon?

The adverse event profile for the drug includes reactions such as drowsiness and dizziness. Caution is warranted regarding performing complex tasks like driving or operating machinery because these effects may impair a person's ability to think clearly or react quickly.

Q: Can Prosmon cause changes in appetite or weight?

The official profile includes common gastrointestinal side effects such as Nausea and Vomiting. However, official documents do not explicitly list generalized changes in appetite or weight as common adverse effects for the uterotonic agent.

Q: What should be done if I suspect an interaction between Prosmon and another drug?

Since Prosmon is administered exclusively in an in-patient hospital setting with continuous physiological monitoring, any suspected interaction is managed by the treating healthcare team. This acute setting means that any concerns are managed under the direct supervision of the clinical team.

Q: What is the significance of the research phase or trials for Prosmon?

Official documentation notes that the ongoing randomized, placebo-controlled clinical trial is considered the gold standard for comparing a treatment against an inactive substance. This type of study design is important in establishing reliable evidence for a medicine's use.

How should Prosmon be stored and disposed of?

Official Storage Conditions

Prosmon (Dinoprost Tromethamine) must be stored under refrigeration, maintained between 2°C and 8°C (36°F and 46°F), as required by the official prescribing information. It is mandatory that the product not be frozen to preserve its pharmaceutical integrity. The medicine should be kept in its original container until the time of use.

Stability and Child Safety

If the sterile solution is diluted for infusion, it is stable for up to 24 hours when stored at room temperature (20°C to 25°C). Consistent with requirements for all medicines, Prosmon must be kept out of the sight and reach of children.

Disposal Instructions

Unused or expired Prosmon and any associated waste materials must be disposed of in accordance with local requirements.

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

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