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Generic Name
Trade Name
Risk Category
  • Studies on animals show adverse effect and toxicity on fetus.
  • No adequate and well controlled studies done on pregnant women.
  • Drugs should be given only if the potential benefit outweighs the potential risk to the fetus.
FDA Pregnancy Risk Categories

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  • Non-sedating selective H1-receptor antagonist for treatment of allergic conditions.
  • Fetal Risk
    Fetal Risk
  • embryocidal effect in animals at maternal toxic doses but not teratogenic.
  • No adequate human data but no fetal adverse effects were reported during first trimester exposure.
  • Can cause maternal ventricular tachycardia (torsade de pointes) in patients with liver impairement and in combination with other drugs (such as macrolide antibiotic and antifungal) or in overdose.
  • Breast Feeding
    Breast Feeding
  • It is not known whether astemizole passes into breast milk.
  • Do not take astemizole without first talking to your doctor if you are breast-feeding a baby.
  • Other Trade Names
    The information on this Web site is not intended as a substitute for the advice and care of your doctor or other health-care provider. Always consult your doctor if you have any questions about exposures during pregnancy and lactation, and before you take any medications. Please read the Terms and Conditions before using this website.
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