Hi I Have A Question Concerning Sexual Health, I Have

Hi I have a question concerning sexual health, I have kissed a guy twice and had oral sex after seingbhim twice I have experience Synoptics of swelling theist heat and heat flashes in my body, should I take Zithromax kindly advise I can't go to test in The country I'm in right now. I'm experiencing fatigue and as if my body is fighting something. Kindly advise

Ps: he had a smelly fishy smell From his penis