Quinidex Extentabs

(Quinidine Sulfate)

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Quick facts about Quinidine Sulfate
  • Drug class: Cardiovascular
  • Generic status: Lower-cost generic available (quinidine sulfate)

Used for

  • Atrial fibrillation and flutter
  • Chronic therapy to reduce recurrence Atrial fibrillation and flutter - Cardioversion Malaria
  • Treatment of uncomplicated P. falciparum malaria Ventricular arrhythmia

Dosage forms

  • Pill
Tried Quinidine Sulfate? Write a review!
Quick facts about Quinidine Sulfate
  • Drug class: Cardiovascular
  • Generic status: Lower-cost generic available (quinidine sulfate)
Tried Quinidine Sulfate? Write a review!

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Side effect rates for Quinidex Extentabs (Quinidine Sulfate)

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These are side effects of Quinidex Extentabs (Quinidine Sulfate) reported to the FDA by people taking it, and by doctors and pharmacists.
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Pharmacist Q&A

Quinidex Extentabs (Quinidine Sulfate) questions for

Frequently Asked Questions

This medication prevents symptomatic atrial fibrillation/flutter, typically in people with previous episodes of atrial fibrillation/flutter.

Who is this drug for?

This medication prevents symptomatic atrial fibrillation/flutter, typically in people with previous episodes of atrial fibrillation/flutter.

Common concerns from people taking Quinidex Extentabs (Quinidine Sulfate)

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Pregnancy

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

Tip: Always talk with your doctor before you take any medication while pregnant.
FDA pregnancy category for Quinidine Sulfate
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