Tiotropium bromide

Description: Tiotropium bromide (BA679 BR) is a long-acting, 24 hour, anticholinergic bronchodilator used in the management of chronic obstructive pulmonary disease (COPD). Tiotropium is a muscarinic receptor antagonist, on topical application it acts mainly on M3 muscarinic receptors located in the airways to produce smooth muscle relaxation, thus producing a bronchodilatory effect. Target: AChR. Smiles: [Br-].C[N+]1(C)[C@H]2CC(C[C@@H]1[C@H]1O[C@@H]21)OC(=O)C(O)(c1cccs1)c1cccs1. References: Hansel TT, Barnes PJ. Drugs Today (Barc). 2002 Sep,38(9):585-600.