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Tag: H1ra

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What drugs are H1RA?

4 min read
With over 600 million people suffering from allergic rhinitis worldwide, H1 receptor antagonists (H1RA) are a critical class of medication [1.6.5]. So, what drugs are H1RA? They are commonly known as antihistamines and work by blocking the effects of histamine in the body [1.4.1].