Have Medical Questions? Ask a Doctor Online!
This is Dr. David
I am sorry you are having ulcers and joint pain
these mouth ulcers in the mouth and genitals could be due to herpes which can cause painful ulcers in the mouth and genitals
blood test can be done to check for herpes antibodies
there are antiviral pills and creams which your doctor can give you which can shorten a course of infection if herpes.
joint pain can be from arthritis or gout
how old are you?
do you have a doctor you can see to check if you are having an outbreak of herpes in the mouth and genital area?