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CUPRIMINE vs FERROUS CITRATE FE 59

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 8, 2026·How we rate

Possible drug interaction. CUPRIMINE and FERROUS CITRATE FE 59 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

74/100
72/100

Pharmacy pays

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Type

RX
RX

Active ingredient

PENICILLAMINE
FERROUS CITRATE, FE-59

Dosage forms

Capsule
Injectable

Drug class

Antirheumatic Agent
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Boxed warning

Treats

Rheumatoid Arthritis, Cystinuria, Hepatolenticular Degeneration
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Frequently asked questions

Which is better-rated, Cuprimine or Ferrous Citrate Fe 59?

By our independent rating, Cuprimine scores higher — 3.7 vs 3.6 out of 5 for Ferrous Citrate Fe 59. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Cuprimine and Ferrous Citrate Fe 59?

Cuprimine contains Penicillamine, while Ferrous Citrate Fe 59 contains Ferrous Citrate, Fe-59 — 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.