FDA pharmacologic class
Bile Acid Sequestrant
3 medicines are in FDA's class of bile acid sequestrants: cholestyramine (Questran), colesevelam and colestipol (Colestid). All 3 are listed from generic labelers (FDA NDC Directory, October 8, 2026). The lowest pharmacy cost is colesevelam 625 mg tablet at $0.262 per tablet (NADAC).
Which medicines are bile acid sequestrant?
| Medicine | Brand names | Generic labelers (all forms) | Pharmacy cost | Boxed warning | Shortage | Recalls since 2012 |
|---|---|---|---|---|---|---|
| Cholestyramine | Questran, Prevalite | 15 labelers | $0.834 per packet Cholestyramine packet | No | No current entry | 0 |
| Colesevelam | none listed | 15 labelers | $0.262 per tablet 625 mg tablet | No | No current entry | 1 |
| Colestipol | Colestid | 8 labelers | $0.658 per tablet 1 g tablet | No | No current entry | 0 |
Source: FDA Established Pharmacologic Class (NDC Directory, openFDA); CMS NADAC of October 7, 2026; FDA shortages and recalls (FDA files October 8, 2026)
What do pharmacies pay?
Each medicine's most widely listed form, per unit, in the NADAC survey: what pharmacies paid, not what a patient pays; strengths differ, so compare like with like.
Source: CMS National Average Drug Acquisition Cost (NADAC) survey, October 7, 2026: what retail pharmacies paid per unit; not a counter price