Purpose: To determine the location of self-intilled eye drops from single-dose and multi-dose dispensers in the elderly patients. Methods: Location of self-instilled eye drops of 60 elderly (age 61.6±8.9) and 60 young patients (age 22.4±2.6) from a multi-dose and single dose eye-drop bottle was determined and scored on a transparent schema alligned over the eye during instillation. Results: The right eye scores were significantly better Methods: Location of self-instilled eye drops from 60 elderly (age 61.6 ± 8.9) and 60 young patients (age 22.4 ± 2.6) from a multi-dose and single dose eye-drop bottle was determined and scored on a transparent schema alligned over the eye during inlation. Results: The right eye scores were significantly better