Wednesday, July 8, 2026

Drug profile · INN

cysteamine bitartrate

cysteamine bitartrate (CYSTAGON) is a cystine reducing agent. Route of administration: oral. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 6
Pipeline programs 0
News articles 0
Drug details — cysteamine bitartrate
US status
approved
Class
Route
ORAL
Patents
6
Programs
0
Data quality
0.84

Quick answer

cysteamine bitartrate (CYSTAGON) is a cystine reducing agent. Route of administration: oral. Current US regulatory status: approved.

Key facts

INN cysteamine bitartrate
Brand CYSTAGON
Mechanism Cystine reducing agent
Target Cystine
Route ORAL
Formulation GRANULE, DELAYED RELEASE

Mechanism of action

Cystine reducing agent

Primary target: Cystine

Approval history

Authority Status Date
FDA approved

Related & competitor drugs

  1. cysteamine hydrochloride Cystine reducing agent
  2. mercaptamine bitartrate Alimentary tract and metabolism (A16)

Related patents

  1. US 9925156

    Enterically coated cysteamine, cystamine and derivatives thereof

    Expires Mon Mar 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. US 9925158

    Enterically coated cysteamine, cystamine and derivatives thereof

    Expires Mon Mar 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  3. US 9925157

    Enterically coated cysteamine, cystamine and derivatives thereof

    Expires Mon Mar 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  4. US 9198882

    Enterically coated cysteamine, cystamine and derivatives thereof

    Expires Mon Nov 26 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  5. US 9192590

    Enterically coated cysteamine, cystamine and derivatives thereof

    Expires Mon Nov 19 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  6. US 8026284

    Enterically coated cystamine, cysteamine and derivatives thereof

    Expires Mon Sep 22 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

What is cysteamine bitartrate?

cysteamine bitartrate (CYSTAGON) is a cystine reducing agent. Route of administration: oral. Current US regulatory status: approved.

What is the brand name for cysteamine bitartrate?

CYSTAGON is a marketed brand name for cysteamine bitartrate. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of cysteamine bitartrate?

cysteamine bitartrate has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.