CUPRIMINE vs HALFLYTELY

Independent side-by-side comparison.

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

Possible drug interaction. CUPRIMINE and HALFLYTELY 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.

Attribute	CUPRIMINE	HALFLYTELY
Rating	74/100	70/100
Pharmacy pays	—	~$10.09 /30
Type	RX	RX
Active ingredient	PENICILLAMINE	BISACODYL AND POLYETHYLENE GLYCOL 3350 AND POTASSIUM CHLORIDE AND SODIUM BICARBONATE AND SODIUM CHLORIDE
Manufacturer	Valeant Pharm Intl	Braintree
Dosage forms	Capsule	Tablet, delayed release
Drug class	Antirheumatic Agent	—
Boxed warning	Boxed warning	None
Treats	Rheumatoid Arthritis, Cystinuria, Hepatolenticular Degeneration	—

cuprimine halflytely

Rating

74/100

70/100

Pharmacy pays

—

~$10.09 /30

Type

Active ingredient

PENICILLAMINE

BISACODYL AND POLYETHYLENE GLYCOL 3350 AND POTASSIUM CHLORIDE AND SODIUM BICARBONATE AND SODIUM CHLORIDE

Manufacturer

Valeant Pharm Intl

Braintree

Dosage forms

Capsule

Tablet, delayed release

Drug class

Antirheumatic Agent

—

Boxed warning

None

Treats

Rheumatoid Arthritis, Cystinuria, Hepatolenticular Degeneration

—

Frequently asked questions

Which is better-rated, Cuprimine or Halflytely?

By our independent rating, Cuprimine scores higher — 3.7 vs 3.5 out of 5 for Halflytely. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Cuprimine and Halflytely?

Cuprimine contains Penicillamine, while Halflytely contains Bisacodyl and Polyethylene Glycol 3350 and Potassium Chloride and Sodium Bicarbonate and Sodium Chloride — 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.