Pain relievers, anti-inflammatories, antivirals, and antihistamines all manage A. viruses B. bacteria C. symptoms D. immunity

Pain relievers combat pain, anti inflammatory drugs are used to reduce inflamation, antivirals are used to treat the symptoms of the flu, and antihistamines are used to treat allergies. All of these classes of drugs combat the symptoms of a disease or condition; they do are not used to combat the cause of the disease.