Patient Factors Influencing Reactions - Video Lesson

Hey, everybody. Welcome to today's lesson on pharmacodynamics. This lesson focuses on how key patient factors can influence their reactions to medications. It is important to understand these factors as this will allow you to provide safe and effective care. Let's get started. There are seven patient factors that can influence how a patient will react to their medications, age, body mass and composition, sex, genetic makeup, comorbidities, diet, and mental state. Age. Many medications have standard doses that are considered safe for infants, children, and adults. This is because the body's metabolism and excretion processes change with age. Infants may metabolize drugs more slowly due to immature liver and kidney function, which increases the risk of drug toxicity. Older adults have decreased kidney and liver