The causes of small bumps on the root of male thighs include dermatomas, lipomas, folliculitis, etc. The treatment includes medication and surgery. 1. Skin tags: If they are skin tags, they can be treated with laser or surgery. 2. Lipoma: For people with high cosmetic requirements, lipoma can be treated with surgery such as lipectomy. 3. Folliculitis: If the folliculitis is triggered by bacterial infection, metronidazole can be given anti-bacterial treatment. Finally, the phenomenon of male thigh root long a small pimple, please go to the hospital in time to check, the above drugs need to follow the doctor’s advice.