Pimples on men’s genital organs are not necessarily contagious, if it is folliculitis, eczema and other skin diseases do not cause contagion, sexually transmitted diseases will cause contagion. There are many causes of acne on men’s genitals, and it is necessary to determine whether it is contagious or not according to the specific actual situation, and cannot be generalized. If it is folliculitis, eczema, papular urticaria, scrotal eczema and other skin diseases, it is not contagious. If it is a sexually transmitted disease, such as molluscum contagiosum, condyloma acuminatum, genital herpes and syphilis noma, it is contagious. It can be spread through sexual contact, blood and other means. In summary, men with pimples on their genitals are not necessarily contagious, and men with pimples on their genitals need to go to the hospital in time, do the relevant examination, and cooperate with the doctor to actively treat the original disease. Patients in daily life need to strengthen the care of local hygiene, cleanliness, keep a happy mood.