Before you begin using a medication, be sure to inform your doctor of any medical conditions or Allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use Gelnique (Oxybutynin-topical).

Allergic reaction: A Anaphylaxis (severe allergic reaction) called angioedema (swelling of the face, hands, throat, and tongue) has been reported in people taking the oral form of oxybutynin (oxybutynin pills). If you experience any of these symptoms while using oxybutynin gel, seek immediate medical attention.

Bladder obstruction: If you have bladder obstruction, you should discuss with your doctor how Gelnique (Oxybutynin-topical) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Gelnique (Oxybutynin-topical), and whether any special monitoring is needed. You may be at risk of urinary retention (problems emptying your bladder). People with urinary retention should not use oxybutynin gel.

Gastrointestinal disorders: If you have constipation, difficulty emptying bowels, obstructive gastrointestinal disorder, Ulcerative Colitis, or gastroesophageal reflux, discuss with your doctor how Gelnique (Oxybutynin-topical) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Gelnique (Oxybutynin-topical), and whether any special monitoring is needed. You may be at risk of gastric retention (stomach obstruction or problems affecting the passage and digestion of food). People with gastric retention should not use oxybutynin gel.

Glaucoma: If you have controlled narrow-angle glaucoma, discuss the benefits and risks of Gelnique (Oxybutynin-topical) with your doctor. Oxybutynin may worsen this condition.

Heat: Oxybutynin gel may decrease sweating. Take care to stay cool (stay indoors, use air conditioning) to help prevent overheating in warm or hot temperatures.

Liver and kidney function: If you have reduced kidney or liver function, discuss with your doctor how Gelnique (Oxybutynin-topical) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Gelnique (Oxybutynin-topical), and whether any special monitoring is needed.

Skin conditions: You should avoid applying the medication on areas with Eczema, seborrhea, or psoriasis. If you have any of these conditions, discuss with your doctor how Gelnique (Oxybutynin-topical) may affect your medical condition, how your medical condition may affect the dosing and effectiveness of Gelnique (Oxybutynin-topical), and whether any special monitoring is needed.

Pregnancy: Gelnique (Oxybutynin-topical) should not be used during pregnancy unless the benefits outweigh the risks. If you become pregnant while taking Gelnique (Oxybutynin-topical), contact your doctor immediately.

Breast-feeding: It is not known if oxybutynin passes into breast milk. If you are a breast-feeding mother and are taking Gelnique (Oxybutynin-topical), it may affect your baby. Talk to your doctor about whether you should continue breast-feeding.

Children: The safety and effectiveness of using Gelnique (Oxybutynin-topical) have not been established for children under 18 years old.