Almotriptan

Generic Details

Generic Name

Almotriptan

Other Names

  • Axert

Drug Class

  • Triptan

Chemical Formula

C17H25N3O2

Molecular Weight

291.4 g/mol

Mechanism of Action

  • Selective agonist for serotonin (5-HT1B/1D) receptors

Indications

  • Acute treatment of migraine with or without aura in adults

Common Dosage Forms

  • Tablet

Typical Dosage

  • 12.5 mg or 25 mg orally, as needed

Pediatric Dosage

  • Not established

Geriatric Dosage

  • Consider lower starting dose

Side Effects

  • Dizziness
  • Nausea
  • Somnolence
  • Paresthesia
  • Dry mouth

Contraindications

  • Hypersensitivity to almotriptan
  • Uncontrolled hypertension
  • Ischemic heart disease

Pregnancy Category

  • C - Risk cannot be ruled out

Lactation Safety

  • Not recommended, excreted in breast milk

Drug Interactions

  • Ergot-containing drugs
  • MAO inhibitors
  • SSRIs

Overdose Symptoms

  • Drowsiness
  • Tremor
  • Hypertension

Antidote for Overdose

  • Supportive care

Storage Conditions

  • Store at room temperature away from light and moisture

Pharmacokinetics

  • Absorption: Rapidly absorbed after oral administration
  • Distribution: Crosses the blood-brain barrier
  • Metabolism: Primarily hepatic via CYP3A4
  • Excretion: Mainly in the urine

Precautions

  • History of stroke or transient ischemic attack
  • Severe hepatic impairment

Warnings

  • Risk of myocardial ischemia/infarction and other cardiac events

Others

  • Almotriptan is not intended for the prevention of migraines.