OXYBUTYNIN Flashcards

Brand Name

• Oxybutynin is marketed under the brand name Ditropan XL.

Generic Name

• The generic name for Ditropan XL is Oxybutynin.

Therapeutic Classification

• Classified as a urinary tract antispasmodic.

Pharmacologic Classification

• Falls under anticholinergics, which inhibit certain neurotransmitter functions.

Mechanism of Action

• Inhibits acetylcholine at postganglionic receptors, leading to relaxation of smooth muscle in the urinary tract without affecting vascular smooth muscle.

Therapeutic Effects

• Increases bladder capacity and delays the sensation of needing to void.
• Reduces urge incontinence, urinary urgency, frequency, and the number of urinary accidents in patients with overactive bladder.

Contraindications/Interactions

• Use with caution in patients with alcohol use disorder, elderly patients, gastroesophageal reflux disease (GERD), hypertension, and cardiac disease.
• Notable interactions include potential anticholinergic effects when combined with certain depression medications and CNS depressants.

Adverse Reactions/Side Effects

• Serious side effects may include hallucinations, seizures, tachycardia, arrhythmias, hypertension, dizziness, urinary tract infections (UTIs), and blurred vision.
• Other common side effects can include dry eyes, insomnia, dysuria, cough, abdominal pain, and confusion.

Implementation Strategies

• Monitor patient voiding patterns and input/output (I&O) ratios.
• Assess for bladder distention and overall abdomen condition.
• Check for signs of sedation and weakness.
• Administer medication on an empty stomach, ensuring the tablet is swallowed whole.

Route/Dosage

• Recommended dosage is one 5 mg tablet taken orally twice daily.