Pharmacology - ANTIHISTAMINES (MADE EASY)

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Antihistamines are drugs that block the action of histamine. They are commonly used for the relief of allergy symptoms or for gastrointestinal conditions. This pharmacology lecture covers topics such as pathophysiology of allergic reaction, histamine and its actions, H1 and H2 histamine receptors, mast cells, parietal cells, mechanism of action of H1 and H2 antagonists. Drugs mentioned include first generation antihistamines; Brompheniramine, Chlorpheniramine, Clemastine, Cyproheptadine, Diphenhydramine, Doxylamine, Hydroxyzine, Meclizine, Promethazine; Second generation antihistamines; Cetirizine, Desloratadine, Fexofenadine, Levocetirizine, Loratadine, Azelastine, Olopatadine, Ketotifen; H2 blockers; Cimetidine, Famotidine, Nizatidine, and Ranitidine.
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0:00 Pathophysiology of allergic reaction
2:00 Histamine receptors
3:41 H1 receptor blockers
7:14 H2 receptor blockers

[@SpeedPharmacology]

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Never seen a more comprehensive video on Histamine antagonists before.
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From childhood iam taking antihistamine drugs. In winter and rainy season I can't live without antihistamine drugs. Very useful information.

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your videos are really wonderful and have helped me in many exams settings. I would be very glad if you could upload a video on anti-asthmatic drugs.

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I'm here just see see what other side effects there are with high doses,,, did not find it here,,

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I'm currently so sleepy after Ketotifen... That's why I searched this video. It's already 14-15 hours since I took it and I'm still super sleepy

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Good luck!

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5:05 Interesting. Can beta-blockers, even the better selective ones like metoprolol, do the same thing?

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Make a video on bronchodilators and immunity/chemotherapy!

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[@TheCedilia]

If one was using antihistamines (specifically hydroxyzine) on a regular basis, is it possible that it might inhibit healing from a fracture?

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Sir you solve my problem know anti histamines is easy to remember

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General anaesthetic and local anaesthetic drugs video pls...

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