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CODEPREX vs CUPRIMINE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 6, 2026·How we rate

Possible drug interaction. CODEPREX and CUPRIMINE 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

72/100
74/100

Pharmacy pays

—
—

Type

RX
RX

Active ingredient

CHLORPHENIRAMINE POLISTIREX AND CODEINE POLISTIREX
PENICILLAMINE

Dosage forms

Suspension, extended release
Capsule

Drug class

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Antirheumatic Agent

Boxed warning

Treats

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Rheumatoid Arthritis, Cystinuria, Hepatolenticular Degeneration

Frequently asked questions

Which is better-rated, Codeprex or Cuprimine?

By our independent rating, Cuprimine scores higher — 3.7 vs 3.6 out of 5 for Codeprex. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Codeprex and Cuprimine?

Codeprex contains Chlorpheniramine Polistirex and Codeine Polistirex, while Cuprimine contains Penicillamine — 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.