Brand Name
Diovan-HCT
Common Name
valsartan - hydrochlorothiazide
In this drug factsheet:
DIN (Drug Identification Number)| 02241901 | DIOVAN-HCT 160MG / 12.5MG TABLET |
| 02246955 | DIOVAN-HCT 160MG / 25MG TABLET |
| 02241900 | DIOVAN-HCT 80MG / 12.5MG TABLET |
| 02308908 | DIOVAN-HCT 320MG / 12.5MG TABLET |
| 02308916 | DIOVAN-HCT 320MG / 25MG TABLET |
How does this medication work? What will it do for me?
This is a combination product that contains 2 medications: valsartan and hydrochlorothiazide. This combination medication is used to treat high blood pressure. Valsartan belongs to a family of medications known as angiotensin II receptor blockers and helps to lower blood pressure by relaxing blood vessels. Hydrochlorothiazide belongs to a family of medications known as diuretics or "water pills" and helps control blood pressure by getting rid of excess salt and water. The full effects of this medication are usually seen within about 4 weeks.
This medication is most often used when a person has taken valsartan and hydrochlorothiazide as separate medications without any problems.
Your doctor may have suggested this medication for conditions other than those listed in these drug information articles. As well, some forms of this medication may not be used for all of the conditions discussed here. If you have not discussed this with your doctor or are not sure why you are taking this medication, speak to your doctor. Do not stop taking this medication without consulting your doctor.
Do not give this medication to anyone else, even if they have the same symptoms as you do. It can be harmful for people to take this medication if their doctor has not prescribed it.
How should I use this medication?
Once the dose of each component (valsartan and hydrochlorothiazide) has been determined by your doctor, the appropriate dose of the combination tablets can be taken once daily. The usual adult dose of valsartan ranges from 80 mg to 160 mg once daily, with a maximum of 320 mg, while the hydrochlorothiazide ranges from 12.5 mg to 25 mg once daily, with a maximum of 25 mg.
This medication may be taken with or without food, but it should be taken in the same manner each day.
Many things can affect the dose of medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.
It is important that this medication be taken exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one. If you are not sure what to do after missing a dose, contact your doctor or pharmacist for advice.
Store this medication at room temperature, protect it from moisture, and keep it out of the reach of children.
Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.

What form(s) does this medication come in?
80 mg/12.5 mg
Each light orange, ovaloid, film-coated tablet, imprinted with "HGH" on one side and "CG" on the other, contains valsartan 80 mg and hydrochlorothiazide 12.5 mg. Nonmedicinal ingredients: colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose; coating: hydroxypropyl methylcellulose, polyethylene glycol, red iron oxide, talc, titanium dioxide, and yellow iron oxide.
160 mg/12.5 mg
Each dark red, ovaloid, film-coated tablet, imprinted with "HHH" on one side and "CG" on the other, contains valsartan 160 mg and hydrochlorothiazide 12.5 mg. Nonmedicinal ingredients: colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose; coating: hydroxypropyl methylcellulose, polyethylene glycol, red iron oxide, talc, and titanium dioxide.
320 mg/12.5 mg
Each pink, ovaloid, film coated tablet imprinted with "NVR" on one side and "HIL" on the other contains 320 mg of valsartan and 12.5 mg of hydrochlorothiazide as the active ingredients. Nonmedicinal ingredients: Colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose; coating: hydroxypropyl methylcellulose, polyethylene glycol, red iron oxide, black iron oxide, talc, and titanium dioxide.
160 mg/25 mg
Each brown, ovaloid, film-coated tablet, imprinted with "HXH" on one side and "NVR" on the other, contains valsartan 160 mg and hydrochlorothiazide 25 mg. Nonmedicinal ingredients: colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose; coating: black iron oxide, hydroxypropyl methylcellulose, polyethylene glycol, red iron oxide, talc, titanium dioxide, and yellow iron oxide.
Some medications may have other generic brands available. Always ask your doctor or pharmacist about the safety of switching between brands of the same medication.
Who should NOT take this medication?
Valsartan - hydrochlorothiazide should not be taken by anyone who:
- is allergic to valsartan, hydrochlorothiazide, or to any ingredients of this medication
- is allergic to other sulfonamide-derived medications
- is pregnant
- has anuria (inability to pass urine)
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