Dyrenium (Triamterene) Drug Information: Description, User Reviews, Drug Side Effects, Interactions

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May 26, 2012

Dyrenium

High Blood Pressure »

High blood pressure facts

High blood pressure (hypertension) is designated as either essential (primary) hypertension or secondary hypertension and is defined as a consistently elevated blood pressure exceeding 140/90 mm Hg.
High blood pressure is called "the silent killer" because it often causes no symptoms for many years, even decades, until it finally damages certain critical organs.
Poorly controlled high blood pressure ultimately can cause damage to blood vessels in the eye, thickening of the heart muscle and heart attacks, hardening of the arteries (arteriosclerosis), kidney failure, and strokes.
Most antihypertensive medications can be used alone or in combination. Some are used only in combination. Some are preferred over others in certain specific medical situations. And some are not to be used (contraindicated) in other situations.
Several classes of antihypertensive medications are available, including ACE i...

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Dyrenium User Reviews >>

Dyrenium

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DYRENIUM®
(triamterene USP) Capsules 50 mg and 100 mg
potassium-sparing diuretic

DRUG DESCRIPTION

Each capsule for oral use, with opaque red cap and body, contains Triamterene USP, 50 or 100 mg, and is imprinted with the product name, DYRENIUM (triamterene) , strength (50 mg or 100 mg) and WPC 002 (for the 50- mg strength) and WPC 003 (for the 100-mg strength). Inactive ingredients consist of D&C Red No. 33, FD&C Yellow No. 6, Gelatin NF, Lactose NF, Magnesium Stearate NF, Sodium Lauryl Sulfate NF, Titanium Dioxide USP and Silicon Dioxide NF

Triamterene is 2,4,7-triamino-6-phenyl-pteridine:

DYRENIUM (triamterene) structural formula illustration

Its molecular weight is 253.27. At 50°C, triamterene is slightly soluble in water. It is soluble in dilute ammonia, dilute aqueous sodium hydroxide and dimethylformamide. It is sparingly soluble in methanol.

What are the possible side effects of triamterene (Dyrenium)?

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Stop using this medication and call your doctor at once if you have any of these serious side effects:

numbness or tingly feeling;
muscle pain or weakness;
slow, fast, or uneven heartbeat;
feeling drowsy, restless, or light-headed;
urinating less than usual or not at all;
shallow breathing;

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What are the precautions when taking triamterene (Dyrenium)?

See also Warning and How to Use sections.

Before taking triamterene, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: severe kidney disease (inability to make urine), severe liver disease, high potassium blood level.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney problems (e.g., kidney stones), liver problems, other untreated salt/mineral imbalance (e.g., low sodium blood...

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Last reviewed on RxList: 5/28/2008
This monograph has been modified to include the generic and brand name in many instances.