July 24, 2016


(oxybutynin chloride)


Oxybutynin is an antispasmodic, antimuscarinic agent. GELNIQUE (oxybutynin chloride) is a clear and colorless hydroalcoholic gel containing 100 mg oxybutynin chloride per gram of gel. GELNIQUE is available in a 1 gram (1.14 mL) unit dose. Each dose contains 100 mg oxybutynin chloride. Oxybutynin is delivered as a racemate of R-and S-isomers. Chemically, oxybutynin chloride is d, l (racemic) 4-(Diethylamino)-2-butynyl (±)-αphenylcyclohexaneglycolate hydrochloride.

The empirical formula of oxybutynin is C22H31NO3 •HCl. Its structural formula is:

GELNIQUE (oxybutynin chloride) Structural Formula Illustration

Oxybutynin chloride is a white powder with a molecular weight of 393.95.

Inactive ingredients in GELNIQUE are alcohol, USP; glycerin, USP; hydroxypropyl cellulose, NF; sodium hydroxide, NF; and purified water, USP.

What are the possible side effects of oxybutynin topical (Anturol, Gelnique)?

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 oxybutynin topical and call your doctor at once if you have a serious side effect such as:

  • fever with hot, dry skin;
  • uneven heart rate;
  • pain, burning, or other difficulty when urinating; or
  • severe itching, redness, pain, rash, or other irritation where the medication was applied.

Less serious side effects may include:

  • mild skin...

Read All Potential Side Effects and See Pictures of Gelnique »

Last reviewed on RxList: 7/29/2015
This monograph has been modified to include the generic and brand name in many instances.

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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