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exna

Exna (Benzthiazide) is a medication used to treat Edema, Heart Failure, Hypertension, Nephrotic Syndrome.

Benzthiazide · by Ah Robins Inc

Not yet rated· sourced from the FDA label
Rated against independent regulatory sources·Last updated June 7, 2026·How we rate
Verified againstopenFDANIH DailyMedRxClass
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Key facts

Active ingredient
Benzthiazide
Form
Tablet
Strength
Benzthiazide 50MG
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Ah Robins Inc
FDA application
NDA012489
Availability
Discontinued (per FDA)

May treat (source: NIH RxClass)

Dosage forms

Tablet

The forms currently marketed in the U.S., per the FDA National Drug Code Directory.

Ways to save

Ask for the generic

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Request a 90-day supply

Bulk fills usually lower the per-dose price vs monthly refills.

Use copay cards

Manufacturer copay cards & patient-assistance programs — especially for brand drugs.

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Frequently asked questions

What does Exna treat?
Exna (Benzthiazide) may be used to treat edema, heart failure, hypertension, nephrotic syndrome, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.
Is there a coupon or discount for Exna?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Exna. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
Who makes Exna?
Exna is marketed by Ah Robins Inc. You can see Ah Robins Inc's full profile, rating, and other products on pharmaranks.
Is Exna a brand-name or generic drug?
Exna is a brand-name product with the active ingredient Benzthiazide.
Is Exna available over the counter?
No. Exna is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
What forms does Exna come in?
Exna is currently marketed as tablet, per the FDA's National Drug Code Directory.
Is Exna FDA-registered?
Exna is on record with the U.S. FDA under application number NDA012489. You can verify this on its official FDA label.

Information is sourced from public FDA regulatory data. Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.

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