Little boy penis is very itchy, usually consider with glansitis, eczema, allergy and other factors related to, can be under the guidance of the doctor to apply erythromycin ointment, tacrolimus ointment, tacrolimus ointment and other drugs to treat. 1. glansitis: usually due to the stimulation of inflammatory media around the glans, so that the penis around the congestion, swelling, thus appearing the phenomenon of small boys penis is very itchy, can follow the doctor’s instructions to use erythromycin ointment, miconazole ointment and other drugs to treat. 2. Eczema: usually due to too much moisture around the scrotum, hot and stuffy, caused by eczema stimulation of the surrounding skin, thus appearing the phenomenon of the little boy’s penis is very itchy, you can follow the doctor’s advice to use Dinaid cream, tacrolimus ointment and other drugs to treat. 3. Allergy: may be due to the skin around the penis contact allergens, stimulate the skin, thus causing the phenomenon of little boy penis is very itchy, can be used under the guidance of the doctor tacrolimus ointment (only 0.03% concentration of this product can be used for children aged 2 years old and above) and so on. If the phenomenon of little boy penis is very itchy, you can go to the hospital in time to seek medical treatment, so as to avoid delaying the condition and adverse consequences.