guanethidine-oral, Ismelin

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GENERIC NAME: GUANETHIDINE - ORAL (gwan-ETH-eh-deen)

BRAND NAME(S): Ismelin

Warning | Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage | Medical Alert

WARNING: This medication can frequently cause dizziness and weakness which may lead to fainting, especially when first starting this medication. Symptoms occur more often upon awakening and may increase during hot weather, exercise, or when drinking alcohol. To avoid fainting do not stand quickly and avoid standing or exercising for long periods of time.

USES: This medication relaxes and expands blood vessels and is used to treat high blood pressure (hypertension).

Report Problems to the Food and Drug Administration You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088. Need help identifying pills and medications? Use the pill identifier tool on RxList.