Friday, July 10, 2026

Drug profile · INN

ramosetron hydrochloride

ramosetron hydrochloride (IRRIBOW) is a serotonin 3 (5-ht3) receptor antagonist.

PMDA: approved
Patents linked 0
Pipeline programs 2
News articles 0
Drug details — ramosetron hydrochloride
Class
Route
Patents
0
Programs
2
Data quality
0.78

Quick answer

ramosetron hydrochloride (IRRIBOW) is a serotonin 3 (5-ht3) receptor antagonist.

Key facts

INN ramosetron hydrochloride
Brand IRRIBOW
Mechanism Serotonin 3 (5-HT3) receptor antagonist
Target Serotonin 3 (5-HT3) receptor

Mechanism of action

Serotonin 3 (5-HT3) receptor antagonist

Primary target: Serotonin 3 (5-HT3) receptor

Approval history

Authority Status Date
PMDA approved

Pipeline programs

  1. Ramosetron Phase 3 · Astellas Pharma · Vomiting
  2. Ramosetron Approved · Astellas Pharma · Irritable Bowel Syndrome

Frequently asked questions

What is ramosetron hydrochloride?

ramosetron hydrochloride (IRRIBOW) is a serotonin 3 (5-ht3) receptor antagonist.

What is the brand name for ramosetron hydrochloride?

IRRIBOW is a marketed brand name for ramosetron hydrochloride. Check FDA Drugs@FDA for the current US label holder and prescribing information.