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Enablex

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Enablex

ENABLEX ®
(darifenacin)

DRUG DESCRIPTION

Enablex is an extended-release tablet for oral administration which contains 7.5 mg or 15 mg darifenacin as its hydrobromide salt. The active moiety, darifenacin, is a potent muscarinic receptor antagonist.

Chemically, darifenacin hydrobromide is (S)-2-{1-[2-(2,3-dihydrobenzofuran-5-yl)ethyl]-3-pyrrolidinyl}-2,2diphenylacetamide hydrobromide. The empirical formula of darifenacin hydrobromide is C28H30N2O2•HBr. The structural formula is:

ENABLEX® (darifenacin)  Structural Formula Illustration

Darifenacin hydrobromide is a white to almost white, crystalline powder, with a molecular weight of 507.5.

Enablex is a once-a-day extended-release tablet and contains the following inactive ingredients: dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, polyethylene glycol, talc, titanium dioxide. The 15 mg tablet also contains iron oxide red and iron oxide yellow.

What are the possible side effects of darifenacin (Enablex)?

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 darifenacin and call your doctor at once if you have any of these serious side effects:

  • hot, dry skin and extreme thirst;
  • severe stomach pain or constipation;
  • confusion, hallucinations;
  • pain or burning when you urinate;
  • urinating less than usual or not at all;
  • severe skin reaction -- fever, sore throat, swelling in your face or tongue, burning in your eyes,...

Read All Potential Side Effects and See Pictures of Enablex »

What are the precautions when taking darifenacin extended-release tablets (Enablex)?

Before taking darifenacin, 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.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: difficulty urinating (urinary retention), other bladder problems (such as bladder outflow obstruction), stomach/intestinal blockage (gastric retention), liver disease, a certain eye condition (narrow angle glaucoma), bowel disease (such as ulcerative colitis), slowed movement of stomach/intestines, constipation, enlarged prostate, a certain muscle/nerve disease (myasthenia gravis).

This drug may cause dizziness or...

Read All Potential Precautions of Enablex »

Last reviewed on RxList: 3/22/2012
This monograph has been modified to include the generic and brand name in many instances.

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Enablex - User Reviews

Enablex User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Enablex sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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