Homepharmacology Theophyllin is.. Bronchodilator publisher :NIL NAM -May 15, 2017 Theophyllin is: a) Bronchodilator b) β2 agonist c) ANticholinergic d) All of the above. Labels pharmacology Facebook Twitter Share:Theophyllin is.. Bronchodilator Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email