Which medication class is effective in alleviating symptoms of hay fever?

Antihistamines are effective in alleviating the symptoms of hay fever, which is a common allergic condition characterized by symptoms such as sneezing, runny or itchy nose, and itchy or watery eyes. Hay fever occurs when the immune system overreacts to allergens like pollen, leading to the release of histamine and other chemicals in the body. Antihistamines work by blocking the action of histamine at its receptor sites, thereby reducing or preventing the allergic symptoms associated with hay fever. This targeted approach makes them the preferred choice for managing such allergic reactions, providing relief for individuals suffering from hay fever.

The other medication classes are not suitable for treating hay fever symptoms. Non-steroidal anti-inflammatory drugs (NSAIDs) primarily address pain and inflammation but do not directly target the underlying allergic reaction. Opioids are strong pain relievers that do not mitigate allergic symptoms and have a high potential for misuse. Antibiotics are used to treat bacterial infections and do not address allergic conditions like hay fever. Thus, antihistamines are the most effective class for alleviating the symptoms associated with hay fever.