Hypothiazid (Hydrochlorothiazide)

Hydrochlorothiazide blocks the sodium‑chloride symporter in the distal convoluted tubule of the kidney. By preventing reabsorption of these ions, it increases urinary excretion of sodium, chloride and water, which lowers blood volume, reduces vascular resistance, and consequently lowers arterial pressure.

The specific dose of Hypothiazid is determined by the prescribing clinician based on the individual’s medical condition, response to therapy, and renal function. Dosage adjustments are made according to clinical guidelines and patient monitoring.

Hydrochlorothiazide is classified as pregnancy category B, indicating that animal studies have not shown risk but adequate human studies are lacking. It may be used during pregnancy only if clearly needed. Limited data are available for breastfeeding, so a risk‑benefit assessment is required.

To place an order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Hydrochlorothiazide belongs to the thiazide diuretic class, which lowers blood pressure primarily by reducing plasma volume. Unlike ACE inhibitors, ARBs or calcium‑channel blockers that act on vascular tone, thiazides target renal sodium handling. They are often combined with other classes for synergistic effect and are recommended as first‑line therapy in many hypertension guidelines.

Hypothiazid should be stored at ambient temperature, below 25 °C, in its original packaging. Protect the product from excess moisture and direct sunlight to maintain stability and potency throughout its shelf life.

Hypothiazid is taken orally, usually with a full glass of water. It can be taken with or without food, but consistent timing each day helps maintain stable blood levels. Patients should follow the prescribing clinician’s instructions regarding timing and any dietary considerations.

Serious risks include severe dehydration, acute kidney injury, and allergic reactions such as rash, angioedema, or anaphylaxis. Patients should monitor for signs of low blood pressure, sudden weight loss, reduced urine output, or any hypersensitivity symptoms and seek medical attention promptly.

Hydrochlorothiazide is contraindicated in individuals with anuria, severe renal impairment, or known hypersensitivity to thiazide diuretics. Caution is advised for patients with severe hepatic disease, uncontrolled diabetes, or those taking interacting medications such as lithium or certain NSAIDs.