Hello dear
Warm welcome to Healthcaremagic.com
I have gone through your concern in depth .
* This relates to perspiration induced issue 
* Suggestions to get early recovery 
   # keep the part clean with antiseptic liquids , dry
   # wear clean , loose , cotton clothes 
   # avoid exposure to direct sunlight or excess heat areas
   # 
clotrimazole (1%) dusting powder will give soothing effect
   # excess itching part can be well controlled with 
benadryl type medicines
Hope this will help you definitely .
Feel free to ask any further questions .
Thanks for evaluating my answer thoroughly .
Regards dear .