Huangbai Capsules can clear away heat and dry dampness, purge fire and remove steam, detoxify and treat sores. It is used for damp-heat diarrhea, jaundice, leucorrhea, hot stranguria, athlete's foot, bone steaming fever, night sweats, spermatorrhea, sores, swelling and poison, eczema and itching. This medicine has the effect of clearing away heat and removing internal heat, but judging from your above situation, it is likely to be a viral infection. It is best to go to the hospital for a check-up. I hope my answer can help you. I wish you a happy life and a speedy recovery!