Who are Welchol's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Colestid, Questran Light, Cholestyramine Powder, high bile acid binding blenderized diet, colesevelam HCl, "cholestagel®" (Colesevelam).

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Every 30 minutes from primary sources (FDA, EMA, MHRA, PMDA, ClinicalTrials.gov, USPTO). Subscribe to the RSS feed below for push alerts.

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Last reviewed 2026-05-13 · How we verify

Welchol — Competitive Intelligence Brief

Welchol (COLESEVELAM) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Bile Acid Sequestrant. Area: Metabolic.

marketed Bile Acid Sequestrant Metabolic Live · refreshed every 30 min

Target snapshot

Welchol (COLESEVELAM) — Cosette. Welchol works by binding to bile acids in the gut, reducing their reabsorption and increasing their excretion, which in turn lowers cholesterol levels and improves blood sugar control.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
Welchol TARGET	COLESEVELAM	Cosette	marketed	Bile Acid Sequestrant		2000-01-01
Colestid	Colestipol	Pfizer	marketed	Bile Acid Sequestrant		1977-01-01
Questran Light	CHOLESTYRAMINE	Bristol Myers	marketed	Bile Acid Sequestrant [EPC]		1973-01-01
Cholestyramine Powder	Cholestyramine Powder	Centre Hospitalier Universitaire de Nice	marketed	Bile acid sequestrant	Bile acids
high bile acid binding blenderized diet	high bile acid binding blenderized diet	Boston Children's Hospital	marketed	Dietary intervention / Bile acid sequestrant
colesevelam HCl	colesevelam HCl	HealthPartners Institute	marketed	Bile acid sequestrant	Bile acids
"cholestagel®" (Colesevelam)	"cholestagel®" (Colesevelam)	University Hospital, Gentofte, Copenhagen	marketed	Bile acid sequestrant	Bile acids

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

No upcoming patent expiries for this set.

Sponsor landscape (Bile Acid Sequestrant class)

Cosette · 1 drug in this class
Pfizer · 1 drug in this class

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Cite this brief

Drug Landscape (2026). Welchol — Competitive Intelligence Brief. https://druglandscape.com/ci/colesevelam. Accessed 2026-05-13.

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