10 Side Effects of Antihistamines
Antihistamines are medications used in the treatment of allergies. They can provide relief from sneezing, nasal congestion, hives, and other allergic reactions. Generally, antihistamines are inexpensive and available over the counter without causing significant side effects.
Antihistamines are usually used for short-term treatment. Antihistamines target the histamine receptors. The two main types of antihistamines available are the H1 antihistamines and H2 antihistamines.
H1 antihistamines are usually used in the treatment of allergic reactions involving the nose such as a runny nose and sneezing. They can also be used in the management of insomnia. Examples of H1 antihistamines include diphenhydramine, doxylamine, chlorpheniramine, and cetirizine. H2 antihistamines can be used in the treatment of peptic ulcers and acid reflux. Examples include cimetidine, ranitidine, lafutidine, and famotidine. Below are 10 side effects of antihistamines to be aware of.
