Parasympatholytic

Parasympatholytic (also known as anticholinergic) refers to a type of drug that reduces the activity of the parasympathetic nervous system. These drugs are often used in the treatment of various medical conditions, including gastrointestinal disorders, respiratory diseases, and certain types of poisoning.

Mechanism of Action

Parasympatholytic drugs work by blocking the action of acetylcholine, a neurotransmitter that is involved in the transmission of nerve impulses in the parasympathetic nervous system. This results in a decrease in the activity of the parasympathetic nervous system, which can help to alleviate symptoms associated with conditions such as asthma, chronic obstructive pulmonary disease (COPD), and irritable bowel syndrome (IBS).

Uses

Parasympatholytic drugs are used in the treatment of a variety of medical conditions, including:

• Asthma: These drugs can help to relax the muscles in the airways, making it easier for individuals with asthma to breathe.
• Chronic obstructive pulmonary disease (COPD): Parasympatholytic drugs can help to reduce the symptoms of COPD, such as shortness of breath and coughing.
• Irritable bowel syndrome (IBS): These drugs can help to reduce the symptoms of IBS, such as abdominal pain and bloating.

Side Effects

Like all drugs, parasympatholytic drugs can cause side effects. These may include dry mouth, blurred vision, constipation, and difficulty urinating. In some cases, these drugs can also cause confusion, especially in older adults.

See Also

• Parasympathetic nervous system
• Acetylcholine
• Neurotransmitter

Parasympatholytic Resources
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