Long back almost one year back  i noticed that on my penis head  l found White patches now that white patches  become has red color what will be the problem? doctor suggest me to take herpes test igg found positive 2.01.and doctor prescribed herpex 5% cream.and aciclovir 200mg for 5 days and i followed the same  but red color patches remains same.please suggest what will be solution for become normal skin color in my penis any cream better than herpex 5% and tablets.