How many branches of pharmacology do we have and What is there function

There are five main branches of pharmacology:

1. Pharmacodynamics: This branch studies how drugs affect the body. It looks at the biochemical and physical effects of drugs and their mechanisms of action.
2. Pharmacokinetics: This branch studies how the body affects drugs. It covers the absorption, distribution, metabolism, and excretion (ADME) of drugs.
3. Therapeutics: This branch deals with the use of drugs in the prevention and treatment of diseases. It focuses on the clinical application of drugs.
4. Toxicology: This branch studies the adverse effects of drugs and other chemicals on living organisms. It focuses on poisons and their antidotes.
5. Pharmacy: This branch is concerned with the preparation, dispensing, and proper use of drugs. It ensures that medications are safe and effective for patients.