Hydrochlorothiazide | Chlorthalidone | Indapamide Thiazide diuretics are first-line for hypertension. Translation: if a patient gets diagnosed with HTN, this is usually where we start. They are inexpensive, widely available, and we have decades of evidence showing they reduce cardiovascular morbidity and mortality. Because of this, these are important drugs, and you will likely be tested on them. Let's sta