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Mykrox

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Mykrox

MYKROX
(metolazone) Tablet

DO NOT INTERCHANGE

MYKROX TABLETS ARE A RAPIDLY AVAILABLE FORMULATION OF METOLAZONE FOR ORAL ADMINISTRATION. MYKROX TABLETS AND OTHER FORMULATIONS OF METOLAZONE THAT SHARE ITS MORE RAPID AND COMPLETE BIOAVAILABILITY ARE NOT THERAPEUTICALLY EQUIVALENT TO ZAROXOLYN® TABLETS AND OTHER FORMULATIONS OF METOLAZONE THAT SHARE ITS SLOW AND INCOMPLETE BIOAVAILABILITY. FORMULATIONS BIOEQUIVALENT TO MYKROX (metolazone) AND FORMULATIONS BIOEQUIVALENT TO ZAROXOLYN SHOULD NOT BE INTERCHANGED FOR ONE ANOTHER.

DRUG DESCRIPTION

MYKROX Tablets (metolazone tablets, USP) for oral administration contain ½ mg of metolazone, USP, a diuretic/saluretic/ antihypertensive drug of the quinazoline class.

Metolazone has the molecular formula C16H16ClN3O3S, the chemical name 7-chloro-1, 2, 3, 4-tetrahydro-2-methyl-3-(2- methylphenyl)-4-oxo-6-quinazolinesulfonamide, and a molecular weight of 365.83. The structural formula is:

 MYKROX TABLETS - metolazone tablet Structural Formula Illustration

Metolazone is only sparingly soluble in water, but more soluble in plasma, blood, alkali, and organic solvents.

Inactive Ingredients: Dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, pregelatinized starch, sodium starch glycolate.

Last reviewed on RxList: 5/4/2009
This monograph has been modified to include the generic and brand name in many instances.

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