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Trientine

Trientine is an approved active ingredient.

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Chemical compound

Informational only — not medical advice. Ask a doctor or pharmacist; never change a dose on your own.

What it is used for

CUVRIOR is indicated for the treatment of adult patients with stable Wilson's disease who are de-coppered and tolerant to penicillamine. CUVRIOR is a copper chelator indicated for the treatment of adult patients with stable Wilson's disease who are de-coppered and tolerant to penicillamine.

US label

Cuprior is indicated for the treatment of Wilson's disease in adults, adolescents and children ≥ 5 years intolerant to D-penicillamine therapy.

EMA

How it works

Common side effects

The following clinically significant adverse reactions are described elsewhere in the labeling: Potential for Worsening of Clinical Symptoms at Initiation of Therapy Copper Deficiency Iron Deficiency Hypersensitivity Reactions Most common adverse reactions (>5%) are abdominal pain, change of bowel habits, rash…

US label

Who should not take it

CUVRIOR is contraindicated in patients with hypersensitivity to trientine or to any of the excipients in CUVRIOR. Hypersensitivity to trientine or to any of the excipients in CUVRIOR.

US label

Pregnancy and breastfeeding

Available data from published literature and postmarketing experience over several decades with use of trientine for the treatment of Wilson's disease have not identified any drug-associated risks for major birth defects, miscarriages, or other adverse…

Excerpts from the US prescribing label (public domain), copied without changes.

Brand names

United States

Cuvrior · Syprine

European Union

Cufence · Cuprior

Canada

Mar-Trientine · Waymade-Trientine

Other trade names

Metalite

Approval status

US Food and Drug Administration
prescription · since 1985
European Medicines Agency
authorised · since 2017
Health Canada
prescription · marketed
First approval anywhere
1985

Codes

ATC
A16AX12
RxNorm CUI
10798
ChEMBL
CHEMBL609
PubChem CID
5565
UNII
SJ76Y07H5F
Wikidata
Q418386

Frequently asked questions

What is Trientine used for?

Trientine is used for: Wilson disease, Rheumatoid arthritis, and Primary biliary cholangitis.

What are the brand names of Trientine?

Brand names of Trientine include Cuvrior, Syprine, Cufence, Cuprior, Mar-Trientine, Waymade-Trientine, and Metalite.

Medicines in the same class

Sources and licences

Updated November 15, 2026