How to refill Hydrochlorothiazide (HCTZ) online

What is hydrochlorothiazide? Hydrochlorothiazide (HCTZ, brand: Microzide) is a thiazide diuretic used for hypertension and edema.

HCTZ is one of the most commonly co-prescribed BP meds. Bridge refills are routine when your potassium is in normal range on recent labs.

$45 visit
90-day bridge supply · Licensed clinician · No insurance billing
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Generic
Hydrochlorothiazide (HCTZ)
RxCUI
5487
Brand
Microzide
Class
Blood pressure / diuretic
Used for
hypertension or edema
Common doses
12.5 mg, 25 mg, 50 mg
Monitoring
BMP every 6–12 months — potassium and sodium especially

When a Hydrochlorothiazide (HCTZ) bridge refill is appropriate

When we'd decline and refer you

Clinical note. Thiazide diuretic — often used as an adjunct to lisinopril or losartan. Can cause low potassium; recent labs matter.

How the visit works

Pricing

Cash-pay visit. Medication cost is separate and paid at the pharmacy. The exact medication price varies by pharmacy, quantity, insurance, and discount-card pricing.

Refill by category

If your medication is stable and non-controlled, these refill guides explain how online bridge refill visits work by medication type.

Related medications

Same class or commonly paired with Hydrochlorothiazide (HCTZ):

Lisinopril
Blood pressure / ACE inhibitor
Losartan
Blood pressure / ARB
Amlodipine
Blood pressure / calcium channel blocker

More refill resources

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By Bidwell Cranage, APRN, FNP-C, AANP board-certified Family Nurse Practitioner · Clinically reviewed.
Last reviewed: April 15, 2026