Pharmacology General 602956cf Beta 2 agonist used in rescue therapy in acute respiratory conditions are all except? A Formoterol B Salbutamol C Bambuterol D Ketotifen High-Yield Explanation Ans. is 'd' i.e., Ketotifen Formoterol, Salbutomol and bambuterol are p 2 agonists. o Ketotifen is a mast cell stabilizer.