So it can be due to
valtrex or emotional state but why are you having the possibility of
HIV or hepatitis?Are you having any other accompanying symptom like fever,fatigue,extreme weight loss,yellowness of urine,decreased appetitie etc?
The small swellings in your armpit can be folliculitis,boils,hidradenitis suppurativa(skin disease that affects areas bearing sweat glands and hair follicles) and swollen lymph nodes.A clear cut diagnosis can only be made after examination.