Factors Modifying Drug Effect and Dosage | Pharmacodynamics

This article throws light upon the five major factors modifying drug effect and dosage. The factors are: 1. Physiological Factors 2. Genetic Factors 3. Pathological Factors 4. Environmental Factors 5. Therapeutic Factors. Factor # 1. Physiological Factors: i. Species: Absolute dose of a drug varies with species as different species are of different sizes, and the amount of drug has [...]