A Scopolamine transdermal patch is a medicated adhesive patch placed on the skin to deliver scopolamine, used primarily to prevent nausea and vomiting associated with motion sickness or postoperative recovery. The drug works by blocking certain neurotransmitters in the brain that trigger these symptoms.
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Scopolamine transdermal patches are usually applied behind the ear at least 4 hours before the antiemetic effect is needed, and can last up to 72 hours.
Common side effects include dry mouth, blurred vision, and drowsiness.
The active ingredient, scopolamine, is an anticholinergic agent that inhibits muscarinic receptors in the central nervous system.
It should not be used in patients with glaucoma as it may increase intraocular pressure.
Proper disposal of the patch after use is important as residual drug can still be potent and harmful if ingested by children or pets.
Review Questions
How does a Scopolamine transdermal patch prevent nausea and vomiting?
What are common side effects of using a Scopolamine transdermal patch?
Why should patients with glaucoma avoid using Scopolamine transdermal patches?
Related terms
Antiemetics: Medications that help prevent or alleviate nausea and vomiting.
Transdermal Drug Delivery: A method of administering medications through the skin for systemic effects.
Anticholinergic Agents: Drugs that block acetylcholine in the central and peripheral nervous system.