Wednesday, July 8, 2026

Drug profile · INN

tiotropium bromide

tiotropium bromide (SPIRIVA RESPIMAT) is a muscarinic acetylcholine receptor m3 antagonist. Route of administration: inhalation. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 3
News articles 0
Drug details — tiotropium bromide
US status
approved
Class
Route
INHALATION
Patents
0
Programs
3
Data quality
0.84

Quick answer

tiotropium bromide (SPIRIVA RESPIMAT) is a muscarinic acetylcholine receptor m3 antagonist. Route of administration: inhalation. Current US regulatory status: approved.

Key facts

INN tiotropium bromide
Brand SPIRIVA RESPIMAT
Mechanism Muscarinic acetylcholine receptor M3 antagonist
Target Muscarinic acetylcholine receptor M3
Route INHALATION
Formulation SPRAY

Mechanism of action

Muscarinic acetylcholine receptor M3 antagonist

Primary target: Muscarinic acetylcholine receptor M3

Approval history

Authority Status Date
FDA approved

Pipeline programs

  1. tiotropium-bromide Phase 2 · Boehringer Ingelheim · Asthma
  2. TioSMI Phase 1 · Tillomed Laboratories · Chronic obstructive pulmonary disease
  3. Tiotropium Phase 1 · BRIGHT MINDS BIOSCIENCES · Healthy

Related & competitor drugs

  1. ipratropium bromide Muscarinic acetylcholine receptor M3 antagonist
  2. acetylcholine chloride Muscarinic acetylcholine receptor M3 agonist
  3. aclidinium bromide Respiratory system (R03)
  4. carbachol Muscarinic acetylcholine receptor M3 agonist
  5. cyclopentolate hydrochloride Muscarinic acetylcholine receptor M3 antagonist
  6. methacholine chloride Muscarinic acetylcholine receptor M3 agonist

Frequently asked questions

What is tiotropium bromide?

tiotropium bromide (SPIRIVA RESPIMAT) is a muscarinic acetylcholine receptor m3 antagonist. Route of administration: inhalation. Current US regulatory status: approved.

What is the brand name for tiotropium bromide?

SPIRIVA RESPIMAT is a marketed brand name for tiotropium bromide. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of tiotropium bromide?

tiotropium bromide 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.