 [ Symptoms ] how long after a 3 week penicillin treatment for syphilis can i have sex  i was treated for latent syphilis with 3 weekly penicillin injections which ended last week friday 4315 how soon can i resume sexual relations with my partner with out infecting them [ Disease ] it very well could be a number of things such as nerve damage in your neck migraine or even vertigo best thing to do is to talk to your doctor right away and see what could initially be causing this pain