NORPACE vs QUINIDINE SULFATE
Independent side-by-side comparison.
Possible drug interaction. NORPACE and QUINIDINE SULFATE are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.
Rating
Pharmacy pays
Type
Active ingredient
Dosage forms
Drug class
Boxed warning
Treats
Frequently asked questions
Which is cheaper, Norpace or Quinidine Sulfate?
Norpace costs pharmacies less to acquire — about $25.31 vs $326.26 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.
What is the difference between Norpace and Quinidine Sulfate?
Norpace contains Disopyramide Phosphate, while Quinidine Sulfate contains Quinidine Sulfate — they have different active ingredients.
Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.