Which medication is noted for treating tuberculosis?

Rifampin is specifically noted for treating tuberculosis due to its effectiveness as a first-line antituberculous agent. It works by inhibiting bacterial RNA synthesis, which is crucial for the reproduction of the Mycobacterium tuberculosis bacteria that cause the disease. This medication is typically part of a combination therapy used to prevent the development of drug-resistant strains of the bacteria, emphasizing the importance of a comprehensive treatment approach in managing tuberculosis.

In contrast, amoxicillin is primarily used to treat a variety of bacterial infections but is not effective against tuberculosis. Nystatin is an antifungal medication primarily used for fungal infections, particularly Candida species, and is not involved in tuberculosis treatment. Diphenhydramine is an antihistamine used for allergy relief and does not have any role in treating tuberculosis. This distinction highlights the specific role of Rifampin in the management of tuberculosis compared to the other medications listed.