Post-Orgasmic Illness Syndrome Successfully Treated with Omalizumab: A Case Report.

Post-orgasmic illness syndrome (POIS) is a rare disorder associated with a debilitating symptoms post-ejaculation associated with significant impairment in quality of life. The mechanism of the disease is unclear, but hypersensitivity to semen and/or seminal fluid has been postulated. We present a case of POIS successfully treated with omalizumab suggesting a possible role for this therapy in POIS treatment and management.