Hello,
There is no need to panic.STIs cannot be caught through casual social contact such as shaking hands or hugging. However, oral sex is one of the ways that sexually transmitted infections (STIs) are most frequently passed on.
STIs that are commonly caught through oral sex are:
gonorrhoea
genital herpes
syphilis
Infections that are less frequently passed on through oral sex include:
chlamydia
HIV
hepatitis A, hepatitis B and hepatitis C
genital warts
You should contact your Doctor to run a test.