1. The document classifies antihypertensive drugs into 5 categories: diuretics, RAAS inhibitors, beta-blockers, calcium channel blockers, and vasodilators. 2. Mnemonics are provided to help remember the individual drugs in each category, such as CHIN for thiazide diuretics, Future PaRCEL TechniQue for ACE inhibitors and ARBs, and kNiFe-N-BALL for dihydropyridine calcium channel blockers. 3. The classifications include common drug names and provides an overview of the main types of antihypertensive medications.