Introduction to antihistamines

This video gives us a brief introduction of the antihistamine type of allergic drug, its classification, side effects, its treatment together with the receptors involved in the interaction with the drug TIMELINE: 0:09 Introduction 0:29 Why people take antihistamines? 0:33 Side effects of antihistamines 0:54 Treatment in form of antihistamines 1:15 Drugs being antihistamine in nature 1:28 Classification of antihistamine drugs 1:40 H1 receptors antihistamines 1:55 H2 receptor antihistamines 2:32 Conclusion