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Chenodeoxycholic acid

Chenodeoxycholic acid 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

CTEXLI is indicated for the treatment of cerebrotendinous xanthomatosis (CTX) in adults. CTEXLI is a bile acid indicated for treatment of cerebrotendinous xanthomatosis (CTX) in adults.

US label

Chenodeoxycholic acid is indicated for the treatment of inborn errors of primary bile acid synthesis due to sterol 27 hydroxylase deficiency (presenting as cerebrotendinous xanthomatosis (CTX)) in infants, children and adolescents aged 1 month to 18 years and adults.

EMA

How it works

Common side effects

The following clinically significant adverse reaction is described elsewhere in the labeling: • Hepatotoxicity The most common adverse reactions (incidence > 14%) are diarrhea, headache, abdominal pain, constipation, hypertension, muscular weakness, and upper respiratory tract infection.

US label

Pregnancy and breastfeeding

Available data from published case reports over decades of use with chenodiol during pregnancy have not identified an increased risk of major birth defects, miscarriage, or other adverse maternal or fetal outcomes.

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

Brand names

United States

Chenix · Ctexli

European Union

Chenodeoxycholic acid Leadiant (previously Chenodeoxycholic acid sigma-tau)

Other trade names

Chendol 125 · Chendol 250 · Chenocedon · Chenodeoxycholic acid leadiant (previously known as chenodeoxycholic acid sigma-tau) · Chenofalk · Combidol · Lithofalk · Xenbilox

Approval status

US Food and Drug Administration
prescription · since 1983
European Medicines Agency
authorised · since 2017
First approval anywhere
1983

Codes

ATC
A05AA01
RxNorm CUI
2323
ChEMBL
CHEMBL240597
PubChem CID
10133
UNII
0GEI24LG0J
Wikidata
Q419028

Frequently asked questions

What is Chenodeoxycholic acid used for?

Chenodeoxycholic acid is used for: Cholestasis, Cerebrotendinous xanthomatosis, and Inherited metabolic disorder.

What are the brand names of Chenodeoxycholic acid?

Brand names of Chenodeoxycholic acid include Chenix, Ctexli, Chenodeoxycholic acid Leadiant (previously Chenodeoxycholic acid sigma-tau), Chendol 125, Chendol 250, Chenocedon, Chenodeoxycholic acid leadiant (previously known as chenodeoxycholic acid sigma-tau), and Chenofalk.

Medicines in the same class

Sources and licences

Updated November 15, 2026