Allergic to S e x?

Is it possible to be allergic to another human being sexually? I often end up with rashes after sleeping with my boyfriend. Is it possible that I'm allergic to him?

Although rare, women can be affected by an allergy to semen, but I have never seen a case. In 2006, an allergy specialist in New York reported on semen allergy. Symptoms included local itching, burning and swelling after intercourse. Some women have experienced more severe reactions such as breathing problems, hives and generalized swelling. Some required hospitalization. Another possibility is that you could be reacting to other allergens transmitted through seminal fluid – such as antibiotics or other medications that your boyfriend might be taking or foods and beverages that he consumes.

In a survey of 1,073 women who sought information about reactions to their partners, 13 percent were found to have allergies to proteins common in semen. This reaction is known as human seminal plasma protein hypersensitivity (SPH). Allergic women produce an antibody to the proteins. In most cases women are allergic only to one man's semen but some have reported reactions to several men. You're more likely to be prone to semen allergy if you have other allergies. Read more...