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Olodaterol hydrochloride (BI-1744 HCl) is a novel, long-acting β2-adrenergic agonist (EC50s: 97.7 nM for the human β2-adrenoceptor) that exerts its pharmacological effect by binding and activating β2-adrenergic receptors.

Olodaterol is a novel, long-acting beta2-adrenergic agonist (LABA) that exerts its pharmacological effect by binding and activating beta2-adrenergic receptors located primarily in the lungs.

Olodaterol-D3 hydrochloride is the deuterated form of Olodaterol hydrochloride (T5159). Olodaterol (BI1744) hydrochloride acts as a selective and long-acting β2-adrenoceptor (β2-AR) agonist, with an EC50 of 0.1 nM and a pKi of 9.14 for the human β2-adrenoceptor. It is applicable in the treatment of chronic obstructive pulmonary disease (COPD) and pulmonary fibrosis.