It seems that probably you may be having candidal balanoposthitis
. There is redness on prepuce with itching. CBP is caused by fungus called Candida albicans. Itraconazole
for 2 weeks may improve condition. Apply clotrimazole
cream. Keep the are cleaned. Wash the area with dettol containing water. I hope you may be alright. I hope you got my answer.
Dr. Ilyas Patel MD