Which are responsibilities of the FDA? (Select all that apply.)

a) The FDA is responsible for overseeing the testing of drugs for harmful effects, including preclinical trials and clinical trials, to ensure that drugs do not cause unsafe side effects. b) The FDA ensures that drugs have accurate labeling, including correct dosage, potential side effects, contraindications, and proper use. c) The FDA does not guarantee that a drug will be free from adverse reactions. While they regulate and monitor drugs, adverse reactions can still occur after approval, and it is the responsibility of healthcare professionals and the manufacturer to monitor for these post-marketing. d) The FDA does not ensure drug affordability; the pricing of drugs is influenced by many factors, including market forces, healthcare policies, and manufacturer decisions. e) The FDA ensures that drugs are effective by overseeing clinical trials to demonstrate that the drug has the intended therapeutic effects for its indicated use.