<prompt> Which of the following is long-acting sympathomimetic used in bronchial asthma?SalbutamolTerbutalinePirbuterolSalmeterol  <response>: Sympathomimetics: beta 2 agonists: sho acting2-6 hrs- Salbutamol, Terbutaline, pirbuterol long-actingmore than 12 hrs- Salmeterol, Formoterol, clenbuterol ESSENTIALS OF MEDICAL PHARMACOLOGY 7TH EDITION KD TRIPATHI Page no :222,223 