This yellow, round pill imprinted with WATSON 348 is a Hydrochlorothiazide 50 MG / Triamterene 75 MG Oral Tablet, per the NIH.
Triamterene and Hydrochlorothiazide is a human prescription drug. The active pharmaceutical ingredient is hydrochlorothiazide; triamterene and is classified as, "Decreased Renal K+ Excretion [PE], Increased Diuresis [PE], Potassium-sparing Diuretic [EPC], Increased Diuresis [PE], Thiazide Diuretic [EPC], Thiazides [Chemical/Ingredient]."
This pill is made by a total of 7 firms: (1) Watson Laboratories, Inc., (2) PD-Rx Pharmaceuticals, Inc., (3) Preferred Pharmaceuticals, Inc, (4) REMEDYREPACK INC. , (5) State of Florida DOH Central Pharmacy, (6) KAISER FOUNDATION HOSPITALS, and (7) Bryant Ranch Prepack
There are 4 other yellow pills that with a similar imprint: "WATSON 348". They may be a different dosage of the same drug or a different drug entirely.