Clinical Pharmacology and Therapeutics 9th edition   Principles of drug action(pharmacodynamics) Pharmacological agents are used in therapeutics to: 1 Alleviate symptoms, for example: • Paracetamol for pain • GTN spray for angina 2 Improve prognosis – this can be measured ...

First Aid 2019 for the USMLE Step 1 Direct PDF LinkDownload NOW