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Vansil Side Effects

Generic Name: oxamniquine

Note: This document contains side effect information about oxamniquine. Some of the dosage forms listed on this page may not apply to the brand name Vansil.

Applies to oxamniquine: oral capsule

Stop taking oxamniquine (the active ingredient contained in Vansil) and seek emergency medical attention if you experience an allergic reaction (swelling of your lips, tongue, or face; shortness of breath; closing of your throat; or hives).

Rarely, seizures have occurred, most often in patients who already have epilepsy or another seizure disorder. Seek medical attention in the case of a seizure.

Other, less serious side effects may be more likely to occur. Continue to take oxamniquine and talk to your doctor if you experience

  • a headache, dizziness, or drowsiness; or

  • abdominal pain, decreased appetite, or vomiting.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

Some side effects of Vansil may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.