People so afflicted should wear or carry an identification so that if found unconscious near the rose bush, a beesting allergy can be suspected. These bracelets and cards are available at most pharmacies, and through the Medic Alert Foundation of Turloc, California. Hematospermia, the technical doctor word for blood mixed with the semen, can be cause for concern. Following the usual emergency medicine course and considering the most serious first, this can be a sign of cancer, usually of the prostate. More likely are infections of the prostate, epididymis, or urethra.
Local trauma can also cause hematospermia.
Even if it goes away, getting these things checked would be a good idea. I feel very weak and fatigued. I also have an occasional slight heart pain. I have a book that told me what I might have. When facing a group of findings, including patient symptoms and physical signs, a clinician can list all possible causes and then begin narrowing from this differential diagnosis list.