Medicine Name: Seroflo Ecopack 125 Inhaler. Composition: Salmeterol (25mcg) + Fluticasone Propionate (125mcg). Side Effects: Headache Cough Upper respiratory tract infection Nasopharyngitis inflammation of the throat and nasal passages Sinus inflammation Stomach discomfort Fungal infection of oropharynx Tremors Palpitations Voice change.