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Cimetidine is a histamine type 2 blocker, which also binds to the androgen receptor to inhibit its function." However, this antiandrogen activity of cimetidine is weak, and the clinical benefit of its use in women with hirsutism is minimal. Thus, this drug is not recommended for the treatment of hyperandrogenism.
Tricyclic antidepressants (TCAs) are a class of medications that are used primarily as antidepressants. TCAs were discovered in the early 1950s and were marketed later in the decade. [1] They are named after their chemical structure, which contains three rings of atoms. Tetracyclic antidepressants (TeCAs), which contain four rings of atoms, are ...
Antihistamines that target the histamine H 1 -receptor are used to treat allergic reactions in the nose (e.g., itching, runny nose, and sneezing). In addition, they may be used to treat insomnia, motion sickness, or vertigo caused by problems with the inner ear. H 2 -antihistamines bind to histamine H 2 receptors in the upper gastrointestinal ...
Some of the most common reasons to change antidepressants include: Side effects. Many antidepressants can cause side effects, including nausea, digestive issues, headaches and difficulty sleeping ...
Cimetidine was the prototypical histamine H 2 receptor antagonist from which later drugs were developed. Cimetidine was the culmination of a project at Smith, Kline & French (SK&F; now GlaxoSmithKline) by James W. Black, C. Robin Ganellin, and others to develop a histamine receptor antagonist that would suppress stomach acid secretion.
Tricyclic. Tricyclics are cyclic chemical compounds that contain three fused rings of atoms. Many compounds have a tricyclic structure, but in pharmacology, the term has traditionally been reserved to describe heterocyclic drugs. They include antidepressants, antipsychotics, anticonvulsants, and antihistamines (as antiallergens, anti- motion ...
“The most common uses of antidepressants are for depression and anxiety, where they can significantly boost mood, energy while reducing negative thoughts, obsessive thoughts, and rumination.
Doxepin is a medication belonging to the tricyclic antidepressant (TCA) [10] class of drugs used to treat major depressive disorder, anxiety disorders, chronic hives, and insomnia. [10][11] For hives it is a less preferred alternative to antihistamines. [10] It has a mild to moderate benefit for sleeping problems. [12]
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