What hiv test should take after 50 days of having unsafe sex. and after how many days accurate hiv results can we get.. please answer. ?

6 months: An HIV test can take up to 6 months to turn positive

See your doctor: If you are concerned about possible exposure to HIV, you need to see a doctor immediately. 50 days is too late for post-exposure prophylaxis however your doctor could still advise you and tell you which is the next step. There are many tests to take: antibody test, rapid test, other novel tests. The window period from exposure to positive tests may be up to 3 months.