Why does this supposed zipper cut raw sore under my boyfriends penis head never heal. Its been almost 2 yrs. My boyfriend has claim since I met him almost 2 yrs ago that he has this zipper cut under his penis head that he had long before he ever met me th

Penis. I would suggest that he be evaluated by a urologist. Something doesnt sound quite right.
Your . Your boyfriend should be evaluated by a urologist or dermatologist. The area in question should probably be biopsied to rule out malignancy. He should also be tested for sexually transmitted diseases.