Therapeutic Group: Respiratory Presentation Arofil 200 SR: Each film coated tablet contains Theophylline BP 200 mg in a sustained release formulation. Arofil 300 SR: Each film coated tablet contains Theophylline BP 300 mg in a sustained release formulation. Arofil 400 SR: Each film coated tablet contains Theophylline BP 400 mg in a sustained release formulation. […]