MedNext AcademyMedNext
👤 Adult👶 Paediatric

Colestyramine

32 known interactions (2 severe)
1 brand name

Indications

  • Hyperlipidaemias, particularly type IIa, in patients who have not responded adequately to diet and other appropriate measures, Primary prevention of coronary heart disease in men aged 35–59 years with primary hypercholesterolaemia who have not responded to diet and other appropriate measures
  • Pruritus associated with partial biliary obstruction and primary biliary cirrhosis
  • Diarrhoea associated with Crohn’s disease, ileal resection, vagotomy, diabetic vagal neuropathy, and radiation
  • Accelerated elimination of teriflunomide
  • Accelerated elimination of leflunomide (washout procedure)

Drug Interactions

2 SevereModerate interactions

32 drug interactions identified for Colestyramine. Check the full interaction details, severity ratings, and clinical recommendations in the MedNext app.

Check Interactions in App

Safety Information

🤰Pregnancy guidance available
🤱Breastfeeding guidance available

Cautions

bile acid sequestrants Interference with the absorption of fat-soluble vitamins (supplements of vitamins A, D, K, and folic acid may be required when treatment is prolonged)....

Side Effects

bile acid sequestrants Common or very common Constipation; dyspepsia; nausea; vomiting Rare or very rare Intestinal obstruction Side-effects For colestyramine Uncommon Appetite decreased; bleeding ten...

Full safety information, contraindications, and dosing available in the MedNext app.

Brand Names

Questran(IN, PK, SA, AE, EG, ZA, NG)
Mn

Get the Full Monograph

Complete dosing, interactions, contraindications, side effects, and more for Colestyramine.

Download Free — 7-Day Trial

No credit card required

AES-256 EncryptedNo Patient Data

In the MedNext App

  • Complete dosing regimens
  • Full interaction details & severity
  • AI-powered drug search
  • All 1 brand names
  • Dosing calculators
  • CME/CPD tracking
  • 40 language support
  • Offline access

Source: MedNext Audited Proprietary Dataset

Last reviewed: 2026

Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice. Always consult a qualified healthcare professional before making clinical decisions. Verify all drug information with current clinical guidelines.

Access all 2866 drugs in the MedNext app

Complete monographs, AI-powered search, interaction checker, dosing calculators, and CME tracking — in 40 languages.

Download MedNext — Free 7-Day Trial