Altrip

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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 Altrip

Understanding Altrip

Altrip is a pharmaceutical preparation that belongs to a class of medications known as triptans, or selective serotonin receptor agonists. It is specifically developed for the management of migraine symptoms once an attack has begun.

Mechanism of Action

Migraines are often associated with the temporary widening of blood vessels in the brain and the release of certain natural substances that can cause inflammation and pain signals. Altrip works by binding to specific receptors located on the blood vessels and nerve endings in the brain. This process helps to:

  • Narrow the swollen blood vessels back to their normal state.
  • Inhibit the release of inflammatory neuropeptides.
  • Block pain signals from being transmitted through the trigeminal nerve, a major pain pathway involved in migraine development.

Intended Use

This medication is categorized as an acute treatment, meaning it is used to treat a migraine headache after it has started. It is not a preventive medication and does not reduce the frequency of future migraine attacks.

Altrip is used to address the primary symptoms of a migraine episode, which may include:

  • Moderate to severe throbbing headache pain.
  • Sensitivity to light (photophobia).
  • Sensitivity to sound (phonophobia).
  • Nausea or vomiting associated with the attack.

Clinical Role

For individuals living with migraine, Altrip serves as a targeted option intended to provide relief from the neurological symptoms of an active attack. By acting specifically on the mechanisms thought to cause migraine pain, it offers an alternative to general pain relievers for those who do not find sufficient relief from standard over-the-counter options.

What side effects are possible with Altrip?

Possible Side Effects and Safety Information for Altrip

Altrip (Atorvastatin) is generally well tolerated; however, as with all medications, it may cause adverse reactions. These reactions are categorized by their observed frequency in clinical studies and post-marketing reports.

Classification Common Adverse Reactions (1% to 10%)
Musculoskeletal Joint pain, pain in extremities, muscle spasms, muscle pain, back pain
Gastrointestinal Nausea, diarrhea, indigestion (dyspepsia), flatulence
Infection/General Nasopharyngitis (common cold symptoms), urinary tract infection, headache
Metabolism Increased blood sugar levels (hyperglycemia)

Serious and Clinically Significant Adverse Reactions

The most serious safety concerns relate to muscle and liver function. These reactions are rare but require immediate medical attention:

  • Myopathy and Rhabdomyolysis: This includes muscle pain, tenderness, or weakness (myopathy), which can rarely progress to rhabdomyolysis (severe muscle breakdown). Rhabdomyolysis can lead to kidney failure and is a critical risk factor, with higher incidence noted at higher doses, in older adults, or in patients with uncontrolled hypothyroidism or kidney problems.
  • Hepatotoxicity: Abnormal liver function tests may occur. Severe liver disease and active liver disease are contraindications for use. Routine monitoring of liver function is typically required before and during treatment.
  • Hypersensitivity: Rare reports of serious allergic reactions, including anaphylaxis and severe skin reactions, have been noted.

Safety Considerations and Restrictions

  • Pregnancy and Breastfeeding: Altrip is generally contraindicated during pregnancy due to the theoretical risk to the fetus, and during breastfeeding, as the medicine may pass into breast milk and pose a risk to the infant.
  • Drug-Food Interaction: Consumption of large amounts of grapefruit juice should be avoided as it can increase the concentration of the drug in the blood, potentially increasing the risk of muscle-related side effects.
  • Alcohol: Caution is advised with significant alcohol consumption, as this can increase the risk of liver problems.

Overdose and Emergency Response

Overdose and When to Seek Help

This section outlines the officially documented manifestations and required emergency actions for an overdose of Altrip (Trimebutine) as stated in government regulatory prescribing information.

Feature Official Regulatory Statement
Documented Manifestations Overdose has been associated with specific neurological disorders and cardiac disorders.
Physiological Systems Affected Central Nervous System (CNS) and Cardiovascular System.
When to Seek Help Urgent medical attention is required for observed severe effects, including convulsions, coma, and manifestations of prolongation of the QTc interval.

Official Overdose Statements

  • Overdose may present with specific neurological disorders including drowsiness, convulsions, and coma.
  • Manifestations can include cardiac disorders, specifically documented as bradycardia, tachycardia, and prolongation of the QTc interval.
  • Management must be symptomatic and supportive treatment, as regulatory labeling confirms that no specific antidote is known.
  • A specialised monitoring environment is required to manage the manifestations of overdose.
  • Following an oral overdose, official guidance advises that gastric lavage is recommended.

Connection to the overall overdose profile: Regulatory documents define the Altrip overdose profile based on the documented appearance of specific severe cardiovascular and neurological signs. The regulatory response mandates that immediate medical attention is required for these clinical manifestations, and the official management strategy is strictly limited to symptomatic and supportive care, necessitating continuous monitoring in a specialized clinical environment.

Therapeutic Uses of Altrip

Therapeutic Applications of Altrip

Altrip is a medication primarily utilized for the acute treatment of migraine attacks, with or without aura. It belongs to a class of drugs known as selective serotonin receptor agonists, which work by targeting specific receptors in the brain to address the underlying physiological changes that occur during a migraine episode.

Acute Treatment of Migraine

The principal use of Altrip is to provide relief once a migraine headache has already begun. It is specifically designed for the following clinical presentations:

  • Migraine with Aura: Treatment of headaches preceded by visual disturbances, sensory changes, or speech disruptions.
  • Migraine without Aura: Treatment of the more common form of migraine characterized by moderate to severe throbbing pain, often accompanied by sensitivity to light and sound.

Mechanisms and Physiological Benefits

During a migraine attack, blood vessels in the brain may dilate and inflammation can occur around the nerves. Altrip assists in managing these symptoms through several physiological actions:

  • Vascular Regulation: The medication promotes the narrowing of swollen blood vessels in the brain, helping to restore normal vascular tone.
  • Reduction of Inflammation: It helps inhibit the release of certain natural substances that trigger pain and inflammation in the trigeminal nerve system.
  • Symptom Mitigation: Beyond addressing head pain, Altrip can help alleviate associated symptoms such as nausea and hypersensitivity to environmental stimuli (photophobia and phonophobia).

Clinical Intent and Expectations

The objective of treatment with Altrip is to return the individual to a functional state by reducing the intensity of the migraine. It is important to note that this medication is intended only for the treatment of active headaches and does not serve a preventative role. It is not used to reduce the frequency of future attacks, but rather to manage the acute phase of an existing episode.

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Altrip — Official Regulatory Information

The eligibility profile for Altrip (Trimebutine) is strictly defined by regulatory authorities based on population groups and clinical conditions.

Eligibility Scope

Populations for whom use is allowed:

  • Adults (18+): Use is permitted under standard labeled conditions for functional digestive disorders.

Populations for whom use is not recommended:

  • Children under 12 years of age: Use is not recommended due to insufficient data to establish safety and efficacy in this pediatric group.
  • Pregnant patients: Use is not recommended during the first trimester of pregnancy as a precautionary measure. Use in the second and third trimesters should only be considered if necessary.
  • Lactating patients (Breastfeeding): Use should be avoided as a precaution because the passage of the drug into breast milk is not known.

Populations for whom use is contraindicated:

  • Patients with known hypersensitivity (allergy) to Trimebutine maleate or any of the product's inactive ingredients (excipients).
  • Children under 2 years of age are explicitly contraindicated in several regulatory documents.

Connection to the Overall Eligibility Profile

Official regulatory documents define the eligible population for Altrip primarily as adults, with clear restrictions based on age and allergy. The profile explicitly defines groups for whom use is either strictly prohibited (contraindicated) or advised against ("not recommended") due to a lack of established safety data, such as children under 12 and women in early pregnancy.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Altrip is known to interact with certain medicinal products, primarily due to effects on blood vessel constriction and serotonin levels in the body. Consult a healthcare professional about all medicines and supplements currently being taken to properly manage potential interactions.

Contraindicated Combinations

The following medications must not be taken with Altrip:

  • Ergotamine Derivatives: This class includes medicines like ergotamine and methysergide. Combining these with Altrip is contraindicated due to a risk of prolonged vasospastic reactions (excessive blood vessel narrowing).
  • Other 5-HT1B/1D Agonists (Triptans): Using Altrip within 24 hours of another triptan medicine is contraindicated. The combined use of these products, which share a mechanism of action, may lead to excessive blood vessel narrowing and an increased risk of serious adverse effects.

Serotonergic Risk

Concomitant use of Altrip with other medications that increase serotonin levels in the brain is associated with a reported risk of serotonin syndrome. This is a potentially serious condition characterized by changes in mental status, involuntary muscle contractions, and excessive sweating.

  • Interacting Categories: Selective Serotonin Reuptake Inhibitors (SSRIs) and Serotonin Norepinephrine Reuptake Inhibitors (SNRIs) are the primary drug classes of concern in this context. Use of these combinations requires awareness of the signs and symptoms of serotonin syndrome.

Mechanism of Action

Altrip functions as a selective inhibitor of farnesyl pyrophosphate synthase (FPPS), an enzyme essential to the mevalonate pathway. This molecular interaction occurs through competitive binding at the active site of FPPS, which prevents the enzyme from catalyzing the conversion of farnesyl pyrophosphate (FPP) to geranylgeranyl pyrophosphate (GGPP).

The subsequent enzymatic inhibition by Altrip leads to a reduction in the intracellular availability of critical isoprenoid lipids, including GGPP. These isoprenoids are obligate cofactors for the post-translational modification, known as prenylation, of various small signaling proteins, primarily small GTPases (e.g., Ras and Rho families).

With reduced GGPP levels, the prenylation of these GTPase proteins is impaired. This prevents their necessary membrane association and subsequent activation, thereby disrupting their downstream signaling cascades within the cell. The final system-level physiological consequence of this targeted inhibition and signal dampening is a modulation of underlying cellular processes related to proliferation and migration.

Dosage and Administration Information

Altrip (almotriptan malate) is a selective serotonin receptor agonist (triptan class) indicated for the acute treatment of migraine attacks, with or without aura, in adults and adolescents 12 years of age and older. It is not intended for migraine prevention or for the management of cluster headaches or hemiplegic/basilar migraines.

Administration and Dosing

Altrip should be taken as soon as possible after the onset of a migraine headache. It may be taken with or without food, as absorption is generally unaffected by meal timing.

Population Initial Dose (mg) Repeat Dose (Time) Maximum Daily Dose (24 hours)
Adults and Adolescents (12-17 yrs) 6.25 mg or 12.5 mg May repeat after 2 hours if headache returns* 25 mg
Patients with Severe Hepatic or Renal Impairment 6.25 mg May repeat after 2 hours if headache returns* 12.5 mg

*A second dose should only be considered if the initial dose provided some relief but the headache returned. If the initial dose provided no relief, a second dose is not recommended for the same attack.

Important Considerations

  • Other Medications: Do not use Altrip within 24 hours of taking another triptan medication or any ergotamine-containing or ergot-type medication.
  • Frequency of Use: The safety of treating more than an average of four headaches in a 30-day period has not been established. Excessive use of this medication may lead to medication-overuse headache.

Recent Clinical Evidence

Research evidence / Overview of studies for Altrip


Evidence for use in Irritable Bowel Syndrome (IBS) and Functional Abdominal Pain Disorders (FAPD)

Research examining Altrip for Irritable Bowel Syndrome (IBS) has primarily utilized systematic reviews and meta-analyses, which compile data from multiple short-term, randomized controlled trials (RCTs). These studies were designed to explore how symptoms change over time in conditions characterized by fluctuating manifestations. Research has explored whether Altrip was associated with changes in measured outcomes related to physical discomfort, such as abdominal pain and cramping. Outcomes also included measurements of functional activity, such as patterns of stool consistency and frequency.

In these short-term studies, research highlights changes measured during the study period, particularly regarding the measurement of abdominal pain scores and overall global assessment of symptoms. Data show patterns related to a difference in measured scores compared to placebo groups in some, but not all, trials. Findings were mixed across different systematic reviews, and some results were not always statistically significant, according to high-level evidence summaries. The evidence contributes to understanding symptom patterns, and the consistency of findings varies across the broader evidence landscape.


Evidence for use in Functional Dyspepsia (FD)

Studies for Altrip in Functional Dyspepsia (FD) include prospective clinical trials and network meta-analyses. These studies monitored patient-reported outcomes describing perceived discomfort related to upper gastrointestinal symptoms, such as early satiety, postprandial fullness, and epigastric pain. Some research also examined temporary physiological imbalance by monitoring objective measures like gastric emptying rates.

Studies conducted during periods of increased symptom activity reported how symptoms evolved in the observed populations, noting measurements of symptom scores in some short-term (e.g., 3–4 week) trials. Research explored that Altrip was one of the agents evaluated in controlled settings, contributing to its inclusion in comparative analyses of treatments for FD. Results from objective functional measures, however, often came from small subgroups, meaning data for those specific areas are still emerging.


Research in Specific Populations and Gaps

Research has explored how Altrip was evaluated in populations outside of general adult cohorts, including dedicated studies that monitored children and adolescents with Functional Abdominal Pain Disorders. While research describes symptom patterns measured in pediatric cohorts, data for other groups remain insufficient.

For all indications, research exploring long-term symptom changes over many months or years are not well established. Follow-up durations were typically limited to a few weeks in the core RCTs. Limited information for long-term outcomes is a consistent research gap across all indications, and methodological differences among some older RCTs introduce variability in the overall evidence.

Key Studies & References Spasmolytics, antidepressants and psychotropic agents in the treatment of irritable bowel syndrome: A systematic review and meta-analysis

Frequently Asked Questions (FAQ)

Common questions about Altrip (FAQ)

Q: How long does it usually take before I might notice Altrip working?

Studies and official information indicate that Altrip (Trimebutine) is typically absorbed relatively quickly after being taken by mouth. The highest concentrations of the medicine in the blood are often measured within approximately one hour, according to pharmacokinetic studies. Some patient data suggests symptom relief is often reported within the first one to two hours after ingestion.


Q: What is the average duration of Altrip's effects after taking it?

Regulatory documents state that the elimination half-life of the active components from the body is approximately 2.77 hours for a single dose. This indicates the time it takes for half of the medicine's activity to be removed from the bloodstream. The drug’s action is intended to provide effects that regulate motility during the typical dosing interval.


Q: Does Altrip cause drowsiness or make you feel tired?

Yes, official product information lists central nervous system (CNS) effects, such as drowsiness, fatigue, and dizziness, among the common side effects. The potential for these effects is described in the safety information.


Q: Are there any specific foods or drinks that should be avoided with Altrip?

Official guidance indicates that caution is advised regarding alcohol consumption, as this may intensify the potential CNS effects, such as drowsiness. While the drug can be taken with or without food, regulatory sources generally indicate administration before meals.


Q: Are the reported side effects of Altrip usually severe?

According to the official product information, Altrip is generally described as well-tolerated in clinical use. Common side effects are typically mild and temporary. Serious adverse reactions, such as severe allergic reactions or skin reactions, are possible but are classified as rare.


Q: Is it normal for Altrip to cause a slight upset stomach when first starting?

Gastrointestinal effects, including nausea, diarrhea, constipation, and epigastric pain (stomach discomfort), are listed among the commonly reported side effects of this medicine. The occurrence of these symptoms is consistent with the drug’s reported safety profile.


Q: What is the difference between Altrip and other medicines for the same condition?

Altrip is classified as a gastrointestinal motility regulator due to its unique dual mechanism of action. This means it acts on nerve receptors in the gut to both calm excessive spasms and stimulate sluggish movement, aiming to normalize the overall rhythm of the intestines. This differs from medicines that target only a single type of motility issue.


Q: Does Altrip interact with common vitamin supplements?

Official interaction warnings primarily focus on prescription drugs, specifically those with anticholinergic properties or central nervous system depressants. Major regulatory interaction summaries do not typically note specific warnings regarding common vitamin supplements, though individual assessment of all supplements is always described as necessary.


Q: Why is Altrip sometimes prescribed for conditions other than its main use?

Altrip's mechanism of regulating gut movement and sensation is the basis for its documented use. This action is relevant to the management of symptoms associated with specific functional digestive conditions such as Irritable Bowel Syndrome (IBS) and Functional Dyspepsia (FD), where its use has been studied.


Q: Does Altrip affect sleep patterns?

Because Altrip can cause central nervous system effects such as drowsiness and fatigue, the potential for influencing restfulness and sleep patterns exists due to the drug’s reported effects.


Q: Are there different strengths or formulations of Altrip?

Official regulatory documents confirm that Altrip (Trimebutine) is available in multiple dosage forms, including tablets, capsules, and solutions for oral suspension. Tablet strengths commonly include 100 mg and 200 mg options.


Q: How often do people typically need to take Altrip?

The dosage instructions described in prescribing information for adults indicate that Altrip is generally taken three times per day. Prescribing information for the typical adult dosage often indicates administration before meals.


Q: Is it true that Altrip can cause dry mouth?

Yes, dry mouth is a commonly reported adverse effect of Altrip (Trimebutine), as listed in official patient information and safety documents.


Q: What should be done if an interaction with another drug is suspected?

In the event of any suspected interaction or concern regarding other medicines or supplements being taken, the official guidance consistently advises consulting a healthcare professional immediately for appropriate evaluation and management.


Q: Why do some people stop taking Altrip?

Patient discontinuation of medication is often associated with the occurrence of adverse effects. Reported side effects that may become bothersome and lead to stopping use include dry mouth, dizziness, fatigue, and headaches.


Q: What is the maximum amount of time Altrip is generally used for?

Clinical trials establishing the use of Altrip typically monitored patients for short treatment periods, commonly ranging from three to eight weeks. The follow-up period in core clinical studies was typically short, and the long-term safety of use extending beyond this is an area where data is limited.


Q: Does Altrip affect blood pressure?

Studies conducted on the drug have noted a dose-related, transient fall in systolic and diastolic blood pressure (a temporary decrease). However, other cardiovascular measurements, such as the ECG, have been noted as not being modified in these studies.


Q: Are there specific patient groups that should avoid Altrip?

Official documents define specific groups for whom use is contraindicated (strictly prohibited) or not recommended. This includes patients with a known allergy to the drug and children under 2 years old, as well as pregnant women in the first trimester and breastfeeding women.


Q: What is the expected timeline for a patient starting Altrip?

The general timeline encompasses a rapid onset of action, typically within one to two hours, followed by a structured course of treatment. This course often lasts between three and eight weeks, based on the duration used in clinical studies.


Q: Can Altrip affect my ability to drive or operate machinery?

Yes, because the medicine may cause drowsiness and dizziness, regulatory warnings advise caution when performing tasks that require mental alertness, such as driving or operating heavy machinery.


Q: Is it possible to become allergic to Altrip?

Yes, the product monograph lists hypersensitivity (a severe allergic reaction) as a rare but serious adverse effect. Known allergy to the active ingredient or any component of the medicine is an official contraindication for use.


Q: Are there specific warnings about Altrip for people with heart conditions?

While studies have noted transient changes in blood pressure, official product information also indicates that the ECG was generally not modified. For patients with pre-existing heart conditions, the product label indicates that consultation with a healthcare provider is necessary.


Q: Why is Altrip classified as a certain type of drug?

Altrip is classified as a gastrointestinal motility regulator because its primary action is to modulate and normalize the movement of the intestinal muscles. It achieves this by acting on nerve receptors within the gut, which allows it to both calm spasms and stimulate sluggish movement.


Q: Can Altrip be combined with other treatments for the condition it addresses?

Combination with other agents that affect gastrointestinal motility or that possess central nervous system effects may alter the overall therapeutic outcome. The combined use of this medicine with other treatments is described in official documents as requiring professional oversight.


Q: What is the general success rate reported in Altrip's clinical studies?

Clinical trials have reported varying degrees of measured improvement in symptoms. Official summaries indicate that some studies have noted measured improvements in symptom scores in a majority of treated patients during the study period.


Q: What if I forget to take a dose of Altrip?

If a dose is forgotten, regulatory guidance states that a missed dose may be taken as soon as it is remembered unless it is almost time for the next scheduled dose. If so, the missed dose should be skipped entirely. The guidance also advises against taking a double dose to compensate for the missed one.


Q: Is Altrip available over the counter, or is it prescription only?

Altrip (Trimebutine) is available by prescription only in jurisdictions such as Canada and other international markets where it is approved. It is not currently approved for over-the-counter use.


Q: What if I feel like Altrip is not working for me?

If symptoms persist or do not improve beyond the initial course of treatment, official medical summaries note that medical reassessment is appropriate. Continued lack of improvement may require professional evaluation of the treatment plan.


Q: Can Altrip be used by pregnant women, based on official information?

Official documents state that Altrip is generally not recommended during the first three months (first trimester) of pregnancy as a precaution. Official documents describe that use during the second and third trimesters may be considered if a healthcare professional determines the potential benefit is necessary.


Q: What are the official restrictions for using Altrip while breastfeeding?

Official guidance indicates that the medicine is generally avoided as a precaution during breastfeeding. This restriction is due to the lack of information regarding whether the medicine passes into breast milk and the potential effects on the infant.


Q: Can I take Altrip if I have a history of liver problems?

Official product information states that Altrip should be used with caution in patients with hepatic impairment (liver problems). Furthermore, use is stated to be generally contraindicated for patients with severe active liver disease.


Q: What kind of monitoring is recommended when taking Altrip?

Official information notes that for patients on long-term therapy, regular monitoring of liver function tests may be recommended to detect any potential issues early. Additionally, patient reporting of adverse effects, such as persistent digestive issues, dizziness, or drowsiness, is a necessary part of the safety profile.

How should Altrip be stored and disposed of?

Official Storage and Disposal Requirements

Altrip (Trimebutine) must be stored and handled according to the specific conditions outlined in regulatory labeling to maintain product stability and safety.

Storage Conditions

Requirement Specification
Temperature Store at room temperature, specifically below 30 C.
Protection Keep away from heat, moisture, and direct sunlight; keep the container tightly closed.
Child Safety Mandatory: Keep out of the sight and reach of children.

Disposal Instructions

Regulatory documents advise not to dispose of medicines via wastewater or household waste. Expired or unused Altrip should be managed using local drug take-back programs. If no take-back program is available, the product must be mixed with an undesirable substance (such as dirt) and placed in a sealed container before discarding, and must not be flushed.

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

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