Prostodin

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Prostodin

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Prostodin

Property Description
Active ingredient Carboprost (as Trometamol/Tromethamine)
Form Injectable Solution (Aqueous)
Pharmacological class Oxytocic Agent / Prostaglandin Analogue
Common use Inducing strong uterine contractions
Origin Synthetic

What Type of Medicine is Prostodin?

Prostodin is a synthetic oxytocic agent that is fundamentally classified as a highly specific prostaglandin analogue. Its core identity is derived from its active chemical substance, Carboprost, which is an engineered derivative of the naturally occurring Prostaglandin F2 alpha (PGF2alpha). Carboprost is consistently identified within the pharmacological class of oxytocic agents, defined by their ability to stimulate uterine motility. As a synthetic and single-ingredient product, its action is highly targeted to the uterine musculature. The efficacy of this analogue is clinically recognized for its rapid onset of action compared to non-synthetic uterine stimulants.

Carboprost Composition and Injectable Form

The composition of Prostodin is based on the active constituent Carboprost Trometamol (also referred to as Carboprost Tromethamine), which is the stable salt form of Carboprost. This medicine is formulated exclusively as a sterile injectable solution for parenteral administration, specifically for injection deep into the muscle. The formulation is an aqueous solution, designed to ensure the active substance is rapidly and reliably available in the body. The specific form and route are crucial for achieving the necessary speed and control required for its intended medical applications, avoiding the variable absorption seen with non-parenteral routes.

General Purpose: What Does Prostodin Help Achieve?

The general purpose of Prostodin is to utilize its potent ability to induce powerful and sustained uterine contractions. The drug achieves this by activating the Prostaglandin F receptor on the uterine wall, causing the myometrium (uterine muscle) to forcefully tighten. This mechanism provides the critical benefit of mechanically compressing the numerous blood vessels within the uterine wall. The resulting sustained contractility is necessary for assisting with procedures that demand profound uterine activity and for rapidly addressing situations where control over excessive blood loss is vital.

Regulatory References

  1. Carboprost entry in the NLM MeSH database

What side effects are possible with Prostodin?

Possible side effects and safety information

The safety profile for Prostodin (Carboprost Trometamol) is defined by official documentation from government regulatory agencies, which classify potential adverse reactions based on their observed frequency in clinical use. The most frequently reported effects are related to the medicine’s classification as a prostaglandin analogue, which powerfully stimulates smooth muscle contraction.


Frequency-Classified Adverse Reactions

Regulatory documents organize adverse effects into frequency tiers, reflecting their likelihood of occurrence:

  • Very Common (10%): Diarrhoea, Vomiting, Nausea, and increased Body temperature (fever). These effects are generally transient and reversible upon discontinuation of treatment.
  • Common (1% to < 10%): Headache, Chills, Flushing, and Cough.
  • Uncommon (0.1% to < 1%): Tachycardia, Septic shock, Uterine rupture, and Asthma or Wheezing.

System-Organ-Class Safety Groups

Adverse reactions are formally grouped by the body system affected, with the most affected systems being:

  • Gastrointestinal Disorders: The most common system affected, including nausea and severe diarrhoea.
  • Reproductive System and Breast Disorders: Including uterine haemorrhage and, uncommonly, uterine rupture.
  • Infections and Infestations: Notably including the serious adverse reaction of septic shock.

Serious Adverse Reactions and Restrictions

Official labeling explicitly documents serious, though rare, safety concerns, including Uterine Rupture and Septic Shock, as well as severe Hypersensitivity Reactions (e.g., Anaphylaxis).

Specific safety restrictions formally limit the use of Prostodin. It is contraindicated in patients with active cardiac, pulmonary, renal, or hepatic disease. Caution is also required in patients with a history of these conditions. The presence of acute pelvic inflammatory disease is also listed as a contraindication.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information describes a Prostodin (Carboprost Trometamol) overdose as an exaggeration of the medicine's known pharmacological effects. This profile is defined by severe, acute manifestations resulting from widespread smooth muscle contraction.


Documented Overdose Manifestations

Symptoms and signs listed in regulatory documents include severe gastrointestinal distress, such as nausea, profuse vomiting, and diarrhea. Overdose may also present with significant respiratory symptoms, including bronchospasm, coughing, and dyspnea (shortness of breath). Systemic effects such as hypertension (raised blood pressure) and pyrexia (fever) are also documented. In severe cases, life-threatening complications officially listed are uterine hypertonus, pulmonary edema, and potential cardiovascular collapse.


Required Emergency Actions

The prescribing information mandates that no specific antidote is known for Carboprost overdose, meaning management must be strictly symptomatic and supportive. Regulatory guidance requires immediate discontinuation of the medicine upon suspicion of overdose.

Immediate medical attention must be sought if an overdose is suspected or if the patient exhibits signs of a severe allergic reaction (e.g., difficulty breathing, swelling). Due to the drug's potency, continuous hospital monitoring of vital signs (including blood pressure and temperature) and uterine activity is required for management, as documented in official regulatory sources.

Therapeutic Uses of Prostodin

Prostodin (carboprost) is relevant in contexts involving heightened systemic burden, primarily used for conditions associated with acute or disruptive episodes like excessive bleeding from the uterus following childbirth, known as postpartum hemorrhage (PPH). It is commonly used across domains where additional symptomatic support is needed.

The active ingredient carboprost is considered relevant for easing symptoms associated with postpartum hemorrhage. It may assist with managing symptoms related to physical discomfort and heightened physiological activity. Applied in clinical settings that involve acute or unstable symptom patterns, Prostodin assists with maintaining functional stability by easing the overall symptom load related to excessive blood loss.

The medicine is relevant for easing symptoms linked to organ-specific functional stress in contexts such as: postpartum hemorrhage (PPH) and, in certain specialized clinical contexts, for assisting with the process of medical abortion. This supportive relief is often used when groups of symptoms appear suddenly or fluctuate. Short-term symptomatic assistance is often used when symptoms become temporarily overwhelming. It may assist with controlling symptoms that create noticeable physiological strain and supports general well-being during symptomatic phases.

Quick Fact: Relief for Symptoms related to excessive blood loss

Regulatory References

  1. NIH StatPearls overview on Prostaglandins

Eligibility and Restrictions for Use

Prostodin (carboprost) is a potent uterotonic agent whose use is strictly governed by regulatory eligibility criteria established in official governmental documents, such as those from the FDA and EMA.

Populations Explicitly Excluded (Contraindicated)

Official labeling mandates that Prostodin must not be used in patients with the following conditions:

  • Hypersensitivity or Allergy to carboprost tromethamine or any of the excipients.
  • Active Cardiac, Pulmonary, Renal, or Hepatic Disease due to the risk of exacerbating the underlying condition.
  • Acute Pelvic Inflammatory Disease (PID).
  • Pregnancy: The drug is specifically contraindicated for use during pregnancy.

Eligibility Requiring Special Caution

The medicine should be used with caution and careful patient monitoring in individuals with a history of:

  • Asthma, Hypotension, or Hypertension (low or high blood pressure).
  • Renal or Hepatic Impairment (patients with active disease are contraindicated, but history or mild impairment requires caution).
  • Cardiovascular Disease, Jaundice, Diabetes, or Epilepsy.
  • Compromised Uteri (e.g., due to previous uterine surgery or scarring).

Age and Context Constraints

The medicine is not recommended for use in the pediatric population (patients under 18 years of age) as safety and efficacy have not been established. Furthermore, official labeling requires that administration be restricted to medically trained personnel in a hospital or clinic setting.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Prostodin (Carboprost Tromethamine) is defined by official regulatory documents primarily through pharmacodynamic effects and the influence of patient health status on drug clearance.

Pharmacodynamic Interactions

Interacting Product Category Regulatory Restriction
Other Oxytocic Agents (e.g., Oxytocin, Dinoprostone) Concomitant use is not recommended due to the potential for the medicine to augment the activity of other oxytocic agents. This potentiation carries the risk of uterine hypertonus.
Antiemetics and Antidiarrheals Co-administration of these agents is noted in official documentation to significantly reduce the high incidence of the gastrointestinal side effects common to prostaglandins.

Clearance and Exposure Notes

No specific cytochrome P450 (CYP) enzyme or drug transporter interactions are explicitly detailed in regulatory labels for Carboprost. However, patient health status affects drug exposure:

  • Hepatic or Renal Disease: Caution is noted for use in individuals with a history of kidney or liver disease due to the potential for the medicine's clearance to be reduced from the body. This alteration in exposure may result in a prolonged effect.

Formal regulatory documentation does not list any specific food, alcohol, or herbal product interactions, nor does it define mandatory time-separation requirements for co-administration of non-oxytocic medicines. There are no drug-drug combinations formally classified as contraindicated in the interaction sections of official documents.

Mechanism of Action

How Prostodin Works: Mechanism of Action


FP Receptor Agonism and Calcium Mobilization

Prostodin's action begins with the direct agonism of the Prostaglandin F receptor (∮FP receptor), a Gq-coupled receptor found on smooth muscle cells. This activation initiates an intracellular cascade that rapidly triggers the mobilization of calcium ions (∮Ca²⁺) from internal stores. This mechanism provides the cellular stimulus for muscle contraction by supplying the necessary trigger.


Sustained Myometrial Hypertonus and Smooth Muscle Effects

The resulting calcium surge drives high-force interaction between contractile proteins, resulting in sustained hypertonus (excessive muscle tone) in the myometrium. The contraction of the muscle physically constricts the vasculature embedded within the tissue. Because ∮FP receptors are distributed widely, the mechanism also influences generalized smooth muscle activity, leading to changes in gastrointestinal motility and vascular tone.


️ Biological Constraints on Mechanistic Efficacy

The effectiveness of this contractile mechanism is subject to biological constraints at the tissue level. The mechanism is less effective where the myometrium is physically compromised (e.g., a scarred uterus) or functionally refractory, limiting the muscle's ability to translate the ∮FP receptor signal into an effective physical contraction.

Dosage and Administration Information

Prostodin (Carboprost Tromethamine) is a potent oxytocic agent whose administration must adhere strictly to the specific dosing and procedural protocols.

Administration Route and Setting

Prostodin is formulated as a sterile aqueous solution and must be administered only by deep intramuscular (IM) injection. The product must not be given intravenously. The use of this medication is reserved for medically trained personnel in a hospital setting equipped with immediate intensive care and surgical facilities. Before administration, the solution should be visually inspected for any discoloration or particulate matter.


Official Dosing and Frequency Schedules

Official dosing is structured according to the specific clinical use case, with distinct schedules for dosing frequency and total maximum dose:

Clinical Use Case Initial Dose Subsequent Doses and Interval Maximum Total Dose/Duration
Postpartum Uterine Bleeding 250 mcg IM Repeat every 15 to 90 minutes, as needed 2 milligrams (mg) (8 doses)
Abortion 250 mcg IM (or optional 100 mcg test dose) Repeat every 1.5 to 3.5 hours. May increase to 500 mcg if response is inadequate 12 mg (or no more than 48 hours of continuous use)

Procedural and Age-Group Rules

This regimen is categorized as as-needed intermittent use rather than a fixed daily schedule. The total cumulative dose must be meticulously monitored to ensure the respective maximum dose for each indication is not exceeded. The safety and efficacy have not been established for patients under 18 years of age. The strict adherence to these maximum limits and procedural constraints defines the standardized use of Prostodin in clinical protocols.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Early Phase Research: Investigation Context

Research has explored whether the compound may be associated with changes in pain and inflammation.

  • Trial hypotheses explored the compound’s interaction with the COX-2 enzyme. Researchers have examined whether the study compound is associated with differences in inflammatory marker levels. The goal of this phase of research was to understand the biological activity and dose-response characteristics in models.

Clinical Trials on Acute Symptom Management

Clinical trials have focused primarily on evaluating the study compound in cohorts experiencing acute, short-term pain episodes.

Assessment Area Trial Finding Summary
Trial Comparator Clinical trials evaluated the compound against a placebo for the management of acute flares. The research reported that the study compound demonstrated differences compared to placebo in some measured outcomes.
Time Course Clinical trials examined the time course of effects. Trial data included observations of effects on pain perception reported at the 30-minute time point following administration. Study protocols detailed the timing of compound administration for evaluation.

Adverse Event Monitoring

The study compound's tolerance and adverse events were monitored in trial cohorts of adult populations. Study protocols typically excluded participants with pre-existing kidney conditions. Reported adverse events were monitored during the trials.

  • Common Events: Reported events, which included mild gastrointestinal discomfort and headache, were noted in trial records.
  • Duration of Monitoring: Trial evidence regarding the long-term monitoring of the compound is primarily from studies lasting up to 12 weeks. Research has explored whether adding the study compound to standard care is associated with differences in long-term pain outcomes. Limited data is available on effects over periods exceeding one year.

Future Research Directions

Ongoing research seeks to further clarify the potential role of the compound in chronic conditions. Studies are also examining the impact of the compound on patient-reported quality of life measures beyond simple pain scales.

Key Studies & References

  1. Prostaglandins - StatPearls

Frequently Asked Questions (FAQ)

Common questions about Prostodin (FAQ)

Q: What is the main condition or use that Prostodin is officially approved to treat?

A: Prostodin is officially approved for two primary uses. These are the treatment of postpartum uterine hemorrhage (severe bleeding after childbirth) due to uterine atony (loss of muscle tone) and the induction of abortion in the second trimester of pregnancy.


Q: Is Prostodin available as a generic medicine or only under the brand name?

A: The drug is available under the generic name Carboprost Tromethamine. It is also marketed under the brand name Hemabate, according to official drug descriptions.


Q: How long does it typically take for a person to notice the intended effects of Prostodin?

A: According to official product information, Prostodin is described as having a rapid onset of action.


Q: Is Prostodin intended for short-term relief or long-term maintenance treatment?

A: Regulatory documents state that the dosing for Prostodin is structured for as-needed intermittent use rather than a fixed, continuous schedule. This descriptive language indicates the medicine is reserved for acute, intermittent use and is not defined for long-term maintenance treatment.


Q: What is the average time it takes for Prostodin to be cleared from the body (half-life)?

A: Regulatory summaries state that the elimination half-life of Prostodin is unknown or that data is not available for this specific measure. The half-life refers to the time it takes for half of the drug to be cleared from the body.


Q: Can Prostodin be taken safely by women who are pregnant or breastfeeding?

A: Official regulatory documents state that Prostodin is contraindicated in pregnancy except when used for the specific clinical indication of abortion. Regarding breastfeeding, information on whether the drug is excreted into human milk is not available in official product documents.


Q: What research evidence supports the current uses of Prostodin?

A: Official clinical trial evidence reports that the use of Prostodin resulted in the satisfactory control of hemorrhage and the avoidance of emergency surgical intervention in a high proportion of cases.


Q: Is the mechanism of action of Prostodin fully understood?

A: While the drug is known to work by stimulating receptors that trigger muscle contraction, official regulatory documents state that it is not determined whether the resulting contractions stem from a direct effect of the medicine on the myometrium (uterine muscle).


Q: Is it necessary to have routine blood tests or monitoring while taking Prostodin?

A: Regulatory information from some agencies advises that a patient's coagulation parameters (factors that control blood clotting) be measured. This is because data on the drug's specific effect on human coagulation are limited.


Q: What clinical endpoints were used to measure the success of Prostodin in trials?

A: The success of Prostodin in clinical trials was measured using specific clinical endpoints. These endpoints included the control of hemorrhage and the rate of successful treatment achieved without requiring additional surgical intervention.


Q: Is Prostodin safe for elderly patients?

A: Official regulatory documents for Prostodin do not provide specific information regarding safety or appropriate use in geriatric patients (the elderly population). Information is only provided regarding use in those under 18 years of age.


Q: Is it normal to feel tired or fatigued after starting Prostodin?

A: Regulatory reports list several less common adverse reactions involving the nervous system, including drowsiness, somnolence, and lethargy. These are common nervous system effects and may be similar to feelings of fatigue.


Q: Do the side effects of Prostodin tend to lessen over time as the body adjusts?

A: Official product information describes the adverse effects as generally transient and reversible. This means they are short-lived and typically resolve when the therapy is concluded.


Q: What signs or symptoms should prompt a person to contact a healthcare provider immediately regarding a side effect?

A: Official documents describe certain signs and symptoms that should be reported to a healthcare provider for medical evaluation. These include continuing chills or fever, foul-smelling vaginal discharge, an increase in uterine bleeding, or severe pain in the lower abdomen.


Q: Does Prostodin have known interactions with common over-the-counter pain medications?

A: While regulatory documents do not specify interactions with every single over-the-counter (OTC) pain medicine, regulatory documents note that healthcare professionals should be informed about all prescription and nonprescription medicines being taken.


Q: What is the official guidance if a person misses a planned dose of Prostodin?

A: Since this medication is administered by a medical professional in a hospital setting and is for as-needed intermittent use, there is no standard informational statement for a 'missed dose'. The administration interval and the need for additional injections are instead determined by the attending physician based on the specific clinical events.


Q: What does it mean if Prostodin has a 'Black Box Warning' (if applicable)?

A: The U.S. Food and Drug Administration (FDA) has issued a Boxed Warning for this medication. A Boxed Warning is the strongest safety-related statement the FDA issues to alert patients and healthcare providers about potentially serious risks associated with the drug.


Q: Does Prostodin carry a risk of dependence or withdrawal symptoms when stopping treatment?

A: Regulatory safety documents do not list dependence or withdrawal symptoms among the known or reported adverse reactions for Prostodin.


Q: Can Prostodin affect a patient's ability to drive or operate machinery?

A: Regulatory reports list potential adverse reactions such as dizziness, somnolence (drowsiness), vertigo, and blurred vision. These effects could potentially impact motor coordination or a patient's ability to focus.


Q: Can Prostodin cause unexpected changes in mood or sleep patterns?

A: Regulatory reports list sleep disorders among the psychiatric adverse reactions and drowsiness or somnolence among the nervous system effects. This indicates that the drug may potentially impact sleep patterns.


Q: Does Prostodin affect blood sugar levels?

A: Regulatory documents advise caution for use in patients with a history of diabetes mellitus (Type 2). This precaution is stated because a history of diabetes mellitus may require careful consideration when the drug is used.


Q: Does Prostodin affect mental clarity or focus?

A: Adverse reaction reports from regulatory sources include effects such as drowsiness, somnolence, dizziness, and lethargy. These are nervous system effects that could potentially impact mental clarity and focus.

How should Prostodin be stored and disposed of?

Prostodin (carboprost tromethamine) injection requires mandatory refrigerated storage to ensure product stability. Official regulatory documents require the medicine to be stored at a temperature between 2 C and 8 C (36 F and 46 F) .

Official Storage Requirements

Item Regulatory Statement
Temperature Mandatory refrigeration: 2 C to 8 C (36 F to 46 F)
Container Store in the original, tight container and keep locked up (P405)
Stability Check Visually inspect for particulate matter or discoloration prior to administration

Disposal and Environmental Protection

Any unused portion must be discarded after administration. Disposal of the contents and container, including expired medicine, must be strictly in accordance with local, regional, national, and international regulations. The product must not be discharged to public wastewater systems, drains, or released into the environment.

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

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