Basofortina

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Basofortina

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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 Basofortina

Property Description
Active ingredient Methylergometrine (Methylergonovine)
Form Tablet and Solution for Injection (Ampul)
Pharmacological class Oxytocic Agent, Ergot Alkaloid Derivative
General purpose To induce strong, sustained uterine muscle contraction
Origin Semi-synthetic

What is Basofortina, and What Type of Medicine is it?

Basofortina is a pharmaceutical preparation containing the active substance Methylergometrine, which is also identified by the official generic designation Methylergonovine. It is strictly classified as an oxytocic agent and a uterotonic agent, placing it within the specialized pharmacological category of semi-synthetic ergot alkaloid derivatives. This agent is chemically related to the ergoline structure, a class of compounds clinically recognized for their ability to affect smooth muscle contractility. Basofortina is manufactured as a single-ingredient product, containing only this potent substance, making its mechanism highly focused on uterine function.

Composition, Origin, and Available Forms

The substance Methylergometrine has a semi-synthetic origin, derived from a natural compound but chemically modified in a laboratory setting for stability and targeted activity. Basofortina is manufactured in two primary pharmaceutical preparations: an oral tablet and a sterile solution for injection, which is suitable for administration via intramuscular or intravenous routes. Pharmacological studies consistently support that Methylergometrine exerts a powerful and direct action on the uterine smooth muscle, differentiating it from agents that achieve uterine stimulation via hormonal pathways.

The Core Purpose of Basofortina’s Action

The fundamental purpose of this medication, rooted in its identity as a uterotonic agent, is to achieve a tetanic uterotonic effect, which involves establishing a state of strong, sustained contraction and heightened muscle tone of the uterus. The essential general benefit is to promote the stabilization of the uterine environment through mechanical force. By maintaining this robust uterine contraction, the medication effectively aids in hemostasis, utilizing the organ’s own musculature to physically compress and regulate blood flow within the uterine walls.

What side effects are possible with Basofortina?

Possible Side Effects and Safety Information

The safety profile for Basofortina (Methylergometrine) is structured by regulatory classifications that detail potential effects across various physiological systems. As an ergot alkaloid derivative, its adverse reactions primarily involve the cardiovascular and nervous systems, as documented in official prescribing information.


Frequency-Classified Adverse Reactions

Adverse reactions are classified by regulatory authorities into standard frequency categories:

  • Common: Headache.
  • Uncommon: Hypertension, nausea, vomiting, and dizziness.
  • Rare: Serious events such as myocardial infarction (heart attack), arterial spasm, palpitations, bradycardia, and tachycardia are listed in this category, alongside hallucinations and rash.
  • Very Rare: Severe immune reactions like anaphylaxis and neurological events such as convulsions are documented in the very rare category.

Serious Safety Characteristics

The most clinically significant adverse reactions officially documented are myocardial infarction, anaphylaxis, convulsions, and episodes of severe hypertension. These events highlight the potent vasoconstrictive effects of the medication.

Safety Restrictions and Population Notes

Official labeling defines specific patient conditions that restrict the use of Basofortina, including pre-existing hypertension, eclampsia, preeclampsia, and occlusive vascular disease. Furthermore, caution is advised for individuals with impaired renal or hepatic function. The safety and effectiveness of the medication have not been established in pediatric patients.

The regulatory safety profile also notes an increased risk of acute, severe hypertension when the injectable solution is administered rapidly via the intravenous (IV) route.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documents describe Methylergometrine (Basofortina) overdose as having the potential for severe, life-threatening systemic toxicity.

Documented Overdose Manifestations

Overdose may present with a cluster of signs affecting several physiological systems. Initial documented manifestations include gastrointestinal distress (nausea, vomiting, abdominal pain) and sensory disturbances, such as numbness and tingling of the extremities. More serious effects involve a rise in blood pressure (hypertension), reduced urine output (oliguria), and lowered body temperature (hypothermia).

Severe Outcomes and Emergency Action

Severe cases of overdose, as stated in prescribing information, may progress to hypotension, respiratory depression, convulsions, and a profound state of unconsciousness (coma). Due to the potential for these life-threatening reactions, regulatory guidance mandates immediate action. Emergency services must be contacted right away if the individual has collapsed, experienced a seizure, has difficulty breathing, or cannot be awakened.

Management and Special Considerations

The officially recommended management approach is symptomatic and supportive treatment. No specific antidote for the overdose is documented in the primary adult labeling. Regulatory sources highlight a specific risk concerning accidental injection of the 0.2 mg dose in newborn infants, noting this quantity represents an overdose of great magnitude in that population.

Therapeutic Uses of Basofortina

Basofortina (Methylergometrine) is a specialized medication applied in obstetric and gynecological contexts to manage acute symptoms arising from insufficient uterine function. Its primary role is to provide pharmacological support that assists in the management of poor muscle tone and consequential bleeding. In clinical settings, Basofortina is commonly used for acute or unstable symptom patterns related to postpartum recovery.

The medication is used in situations involving certain distressing symptoms, generally applied in addressing clinical conditions such as postpartum hemorrhage, uterine atony, and subinvolution of the uterus. It is relevant for easing symptoms linked to functional stress following childbirth or an abortion.

“This medication is applied in scenarios where short-term symptomatic assistance is needed to manage blood loss and support uterine stability.”

The therapeutic benefit plays a role in managing the bleeding associated with hemostasis by supporting the necessary uterine muscular response, which helps manage symptoms related to functional stress. By helping to maintain muscle strength postpartum, the medication assists with maintaining functional stability that may contribute to easing the overall symptom load for the patient.


Quick Fact: Relief for Excessive Uterine Bleeding Basofortina provides supportive relief that helps manage the intense symptomatic burden of acute blood loss by contributing to the stability and muscle tone of the uterus.

Eligibility and Restrictions for Use

Who Can and Cannot Use Basofortina (Methylergometrine)?

Basofortina (methylergometrine) is a medication with strictly defined eligibility rules based on regulatory labeling, primarily for use in adult women in the postpartum period.


Absolute Contraindications

Use of this medicine is prohibited in several key populations, as documented in official prescribing information:

  • Patients with Hypertension (high blood pressure) or Toxemia (pre-eclampsia/eclampsia).
  • Patients with Severe Hepatic Impairment or Severe Renal Impairment.
  • Individuals with a known Hypersensitivity to methylergometrine or other ergot alkaloids.
  • Pregnant women, as the drug is a potent uterotonic agent.

Restricted or Conditional Use

Use requires caution in patients with conditions like Sepsis or Obliterative Vascular Disease.


Age-Group and Lactation Rules

Population Regulatory Status
Pediatric Population Safety and efficacy have not been established.
Geriatric Population Dose selection should be cautious due to insufficient clinical data.
Lactation/Breastfeeding Not recommended during treatment and for 12 hours after the last dose.

These rules ensure the medicine is used only when the officially documented population criteria are met.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory documents for Basofortina (Methylergometrine) define specific combination restrictions based on both pharmacokinetic and pharmacodynamic interactions. Co-administration is formally contraindicated with several classes of medicinal products.

High-Risk and Contraindicated Combinations

The use of Basofortina is prohibited with potent CYP 3A4 inhibitors (such as certain Azole antifungals like Itraconazole and HIV protease inhibitors like Ritonavir) due to the documented risk of significantly increased exposure to methylergometrine. This pharmacokinetic interaction increases the potential for serious adverse reactions. Furthermore, combination with other ergot alkaloids or Triptan class agents (e.g., Eletriptan) is restricted due to the pharmacodynamic risk of additive vasospasm; regulatory requirements mandate a separation of at least 24 hours between Basofortina and Triptans.

Other Documented Interactions

Caution is advised when co-administering the medication with other vasoconstrictors, including sympathomimetic agents and Beta-blockers, due to the potential for enhanced vasoconstriction. The drug's vasoconstrictive action is also expected to reduce the therapeutic effect of Antianginal Drugs like Glyceryl Trinitrate. Strong CYP 3A4 inducers (e.g., Rifampin) are documented to decrease the pharmacological action of Basofortina. The food product Grapefruit juice is documented as a CYP 3A4 inhibitor and is restricted for co-administration. The label also advises caution for patients with Impaired Hepatic or Renal Function due to altered drug clearance, which can increase drug effects.

Mechanism of Action

Basofortina (Methylergometrine) works by directly engaging key G protein-coupled receptors on smooth muscle tissues, initiating a rapid and sustained contractile response that leads to predictable physiological consequences.

5-HT2 A Agonism and Tetanic Myometrial Activation

This mechanism centers on the drug's role as an agonist at the 5 -HT2 A receptors predominantly found on the uterine smooth muscle ( myometrium). This binding triggers an internal signaling cascade that rapidly mobilizes high concentrations of intracellular calcium ( Ca^2+). The resulting sustained calcium surge induces the myometrium into a state of tetanic, forceful contraction, which is the core physiological change produced by the mechanism.

Mechanical Compression and Vascular Ligation

The forceful and sustained contraction of the myometrium constitutes the physiological effector phase of the drug's action. The high muscle tone physically compresses and ligates the dense network of blood vessels that traverse the uterine wall. This mechanical restriction of blood flow is the direct physiological consequence of the drug's cellular mechanism.

Non-Selective Systemic Vascular Activation

The molecule also interacts with a broader spectrum of targets, including alpha -adrenergic and peripheral serotonin receptors on systemic blood vessels, functioning as an agonist. This non-selective receptor engagement causes generalized systemic vasoconstriction, representing a parallel physiological consequence resulting from its binding profile.

Dosage and Administration Information

The administration of Basofortina (Methylergometrine) follows a structure of sequential routes of administration and specific dosage limits.


Administration Scope

Instruction Administration Detail
Route of Administration The medicine is utilized via Intramuscular (IM), Intravenous (IV), and Oral (PO) routes. The IM route is standard for initial parenteral use.
Dosing Schedule The initial parenteral dose is 0.2 mg, followed by a maintenance dose of 0.2 mg when transitioning to oral therapy.
Timing in relation to meals This is not specified as a requirement for use.
Preparation Requirements The injectable solution must be visually inspected before use and must be clear and colorless.
Age-group administration rules Dosing for older adults should be cautious, generally initiated at the low end of the dosage range. Caution is also advised in the presence of hepatic or renal impairment.
Missed-dose rules Procedural instructions for a missed dose are managed by the supervising healthcare provider.
Special procedural conditions IV Administration: The dose must be administered slowly over a period of no less than 60 seconds. Furthermore, parenteral administration is required to occur under full obstetric supervision.

Instruction Classifications (High-Level)

Classification Detail
Administration method type Oral and Injectable (Parenteral).
Frequency pattern Parenteral: May be repeated as required at intervals of 2 to 4 hours. Oral: 3 or 4 times daily.
Basis of Standards Standards are aligned with established clinical and pharmacological protocols.
Use-context constraints The total oral course is limited to a maximum of 1 week in the puerperium.

Resulting Procedural Structure

Step Sequence:

  • Parenteral Initiation: The acute phase begins with the 0.2 mg dose administered intramuscularly.
  • Parenteral Repetition: The IM dose may be repeated, with a time interval of 2 to 4 hours, up to a maximum number of doses.
  • Transition to Oral: Follow-up treatment involves transitioning to the 0.2 mg tablet.

Connection to the overall use protocol: A time-bound, sequential administration protocol prioritizes the rapid-acting injectable route for initial management, followed by a transition to a set 0.2 mg oral dose for the short-term maintenance phase. This structure dictates the frequency and the maximum duration of the oral course, standardizing the application of the medicine.

Recent Clinical Evidence

Evidence for Acute Management of Postpartum Bleeding and Uterine Atony

Basofortina was studied in research examining heavy blood loss after childbirth, a condition often linked to insufficient uterine muscle tone (uterine atony). Researchers primarily used Randomized Controlled Trials (RCTs), comparing Basofortina to other medications or combination treatments, often in women whose bleeding had not responded to initial treatments. Outcomes monitored were short-term, including the quantitative volume of blood loss and changes in uterine tone assessed using clinical scales. The research base includes a considerable number of studies, but because trials are often comparative, they provide limited insight into the medication’s effects compared to placebo, and long-term effects are not fully established.

Evidence for Managing Postnatal and Post-Abortion Bleeding

Research also was studied in research exploring bleeding symptoms occurring days or weeks after childbirth or following an abortion, often involving the oral tablet form. Studies examined outcomes related to systemic or functional imbalance over time, such as the duration of bleeding (lochia) and the rate of uterine size change (involution rate). The research base for this indication includes studies with varied results, and while research provides insight into short-term changes, data for certain groups remain insufficient.

Research Gaps and Uncertainty

Basofortina was evaluated in research exploring its role in the prevention of heavy bleeding. However, authoritative scientific reviews have concluded that the evidence base is limited for the routine use of the oral form for prophylaxis. Generally, the majority of pivotal research was short-term, and the follow-up durations were limited. Research describes patterns observed in studies evaluating acute outcomes, but long-term effects are not fully established, and the comparative evidence between Basofortina and all other available treatments remains incomplete in some contexts.

Frequently Asked Questions (FAQ)

Common questions about Basofortina (FAQ)


Q: Are there any common foods or supplements that might change how Basofortina works?

Official regulatory documents state that taking Basofortina with Grapefruit juice is restricted because it can potentially increase the medicine's effects in the body. They also advise caution regarding the use of tobacco or nicotine products, as these may enhance the drug’s vasoconstrictive effects. Official regulatory information advises patients to discuss all foods and supplements with a healthcare provider.


Q: What does the term 'contraindication' mean in the context of Basofortina?

According to official product information, a contraindication is a condition or situation that prohibits the use of Basofortina due to an unacceptably high risk of harm. For this medicine, examples include conditions like high blood pressure, pre-eclampsia, or pregnancy. This is a critical regulatory restriction for patient safety.


Q: What is the mechanism of action of Basofortina in simple, non-technical terms?

Basofortina is officially described as working by directly targeting the muscle tissue of the uterus. This causes the uterus to go into strong, sustained contractions. The physical force of these contractions then helps to compress the blood vessels within the uterine wall, which is the mechanism used to reduce bleeding.


Q: Are there specific symptoms that official sources describe as needing immediate medical attention?

Official safety information documents certain serious symptoms that are described as requiring immediate medical evaluation. These may include a sudden, severe headache, chest pain or pressure, difficulty breathing, signs of a seizure, or any signs of a severe allergic reaction. These are described in official safety warnings as rare, critical adverse events.


Q: What is the difference between a common side effect and a serious side effect of Basofortina?

Official drug information classifies side effects primarily based on their frequency. Common side effects occur frequently in patients but are usually manageable, such as a headache. Serious safety characteristics, on the other hand, are classified as rare or very rare events (like myocardial infarction or severe allergic reaction) that represent a higher risk to patient health.


Q: What is the primary route of administration for Basofortina (e.g., pill, injection)?

Official documentation establishes a sequential protocol for administration. The initial, acute phase of treatment typically utilizes the Intramuscular (IM) injection for fast action. This is formally followed by a transition to the Oral (PO) tablet form for the short-term maintenance phase of treatment.


Q: Is Basofortina described as effective for treating symptoms versus treating the underlying cause?

Basofortina is classified as a uterotonic agent, meaning it works to restore the tone of the uterine muscle, which is the underlying cause of conditions like uterine atony. By inducing the required strong contractions, it is intended to aid in the resolution of the muscle issue. This physiological action then stops the symptom of heavy blood loss.


Q: How long does it usually take to feel the general effects of Basofortina?

The time it takes for the effects to begin is dependent on the route of administration. For the intravenous (IV) route, the onset is described as immediate. For the intramuscular (IM) route, effects typically begin within 2 to 5 minutes, and for the oral route, effects begin within 5 to 10 minutes after use.


Q: Is Basofortina known to cause difficulty sleeping or change sleep patterns?

Official regulatory data lists a range of classified adverse reactions to Basofortina. According to this information, changes in sleep patterns or difficulty sleeping are not typically listed among the common or uncommon side effects.


Q: Is Basofortina described as a controlled substance or requiring special handling?

Regulatory agencies, such as the U.S. Drug Enforcement Administration (DEA), classify medicines based on their potential for abuse or dependence. Basofortina, which contains methylergometrine, is officially classified as Not a Controlled Substance and does not fall under special scheduling.


Q: Is it normal to feel a change in appetite while taking Basofortina?

Official safety documents detailing the classified adverse events of Basofortina do not commonly list a change in appetite as a common or uncommon side effect. Gastrointestinal issues such as nausea and vomiting are listed, but not changes to appetite itself.


Q: How long after stopping Basofortina do traces of the medicine generally leave the system?

The elimination rate of Basofortina from the body is measured by its half-life, which is the time it takes for the amount of drug to be reduced by half. The average elimination half-life is stated to be approximately 3.4 hours. The complete clearance from the body is based on this pharmacological measurement.


Q: Do official documents specify if Basofortina interacts with common over-the-counter pain relievers?

Official regulatory documents identify a potential interaction involving an increased risk of high blood pressure when Basofortina is used in combination with Acetylsalicylic acid, which is commonly known as Aspirin. This specific interaction is documented within the official safety information.


Q: Is there a known group of people who are more likely to experience side effects from Basofortina?

Official safety warnings indicate that patients who have coronary artery disease risk factors may be more susceptible to experiencing certain serious side effects. These risk factors may include smoking, high cholesterol, diabetes, or obesity.


Q: How does Basofortina affect the ability to drive or operate machinery, according to regulatory warnings?

Basofortina has the potential to cause side effects such as dizziness (listed as uncommon) and headache (listed as common). Because Basofortina can cause these central nervous system effects, warnings advise caution regarding activities that require full alertness, as these side effects may temporarily impact the ability to safely drive or operate machinery.


Q: What does official information state about Basofortina and alcohol consumption?

Official product documents do not explicitly list alcohol as a direct contraindication or interaction. However, related warnings advise that nicotine exposure (from smoking) may increase the drug's effect on blood vessels. Regulatory authorities often advise that patients discuss the use of all substances, including alcohol, with their healthcare provider.


Q: Is there published research on Basofortina’s potential effect on mood?

Official safety information for Basofortina lists hallucinations as a rare adverse reaction, which is classified as a neurological event. However, specific research focused on general changes in mood or psychological effects is not detailed in the available authoritative evidence summaries.


Q: Does the research indicate Basofortina affects fertility in either men or women?

Regarding reproductive health, official regulatory documents state that it is not known whether methylergometrine can affect fertility or overall reproductive capacity in either men or women. This area of effect is currently documented as uncertain.

How should Basofortina be stored and disposed of?

Storage and Disposal Requirements

Official labeling defines strict storage requirements for Basofortina (methylergonovine maleate) based on its formulation.

Formulation Required Storage Condition Container and Protection
Tablets Controlled Room Temperature (20 C–25 C) Store in a tight, light-resistant container.
Injection Refrigerated Storage (2 C–8 C) Must be protected from light and kept from freezing.

All forms must be kept out of the reach of children. The injection must be stored separately from medicines intended for neonatal use to prevent potential medication errors. The injectable solution should be inspected visually before use and must be discarded if it is colored, cloudy, or contains particulate matter.

Disposal of unused or expired medicine must adhere to local regulations. Users are directed to ask a healthcare professional for guidance or to use an authorized drug take-back program for safe disposal.

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

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