Which of the following is the mechanism of action of anti-histamine drugs?
They reduce the production of histamine in the body
They block the effects of histamine in the body
They increase the production of histamine in the body
They stimulate the release of histamine from mast cells
Anti-histamine drugs are drugs that block the effects of histamine in the body. Histamine is a chemical that is released by the immune system in response to allergens or other triggers, and can cause symptoms such as itching, sneezing, and runny nose. By blocking the effects of histamine, anti-histamine drugs can help to relieve these symptoms. They do not reduce the production of histamine, increase the production of histamine, or stimulate the release of histamine from mast cells.
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