Thanks for the query.
I understand your concern.
According to your description there is possibility of genital infection due to unprotected intercourse.
If the itching is severe, better to consult your doctor once and get evaluated.
By clinical examination the exact cause of problem can be identified and treated.
These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.