Brief Answer:
Take Erythromycin twice daily .

Detailed Answer:
Hello
Thanks for your query ,based on the facts that you have posted it appears that you have unprotected sex with unknown woman and worried about acquiring STD.

I shall be happy if you can post me few more details to help me in making comments on your problem.
1) Do you have pus discharge from penis ?
2) Do you have burning urination ?
3) Was a woman whom you had unprotected sex with ia known to you and about her STD status?

Please get following bsic test done to confirm the diagnosis
1) Swab test and culture of discharge from penis
2) Routine urine test and urine culture
3) Screening test for STD.

Start taking Erythromycin twice daily for 10 days .

Get the prescription of medicines from your family Physician.

Ensure to drink more water .To keep your urine dilute This will help to control dysuria.

Ensure to wash your genitals with warm water twice daily.

Ensure to avoid sexual encounters till it heals up completely.

Further treatment will depend upon result of these tests and final diagnosis.

Hope I have answered your query ,please feel free to ask if you have more questions ,I shall be happy to help you
Thanks and Regards.
Dr.Patil

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