Question: what is the strongest over the counter diuretic?
Answer: Chlorthalidone (Hygroton)
Chlorothiazide (Diuril)
Hydrochlorothiazide or HCTZ (Esidrix, Hydrodiuril, Microzide)
Indapamide (Lozol)
Metolazone (Mykrox, Zaroxolyn)