A prospective, open-label, randomized controlled clinical study. For this purpose, pictogram cards are designed for Metered Dose Inhalers (MDI) and Dry Powder Inhalers (DPI).
The pictogram labels are designed and printed in colors with Urdu language and then attached to the inhaler devices as cards. The demographic, clinical, and medical data are collected from the patients and their medical files. Moreover, the different clinical measures are also evaluated in the recruited patients.
