dear practo user most of the skin problems can be diagnosed well only after proper clinical inperson examination......but as per your details rashes, red, marks ----etc......so try to consult nearest Homoeopathic skilled and senior physiciian near you who can treat you permenantly in chronic (long time) skin disease that too without any side effect
Next Steps
Take homoeomedicine
1. Sulphur 200- 3doses alternate morning
2. rubrum 200- 6-6-6 pills for 2wks
and revert back aftee 2wks
Health Tips
try to avoid all the possible ointments for any kind of rash on your skin and apply jus ultramild coating of Coconut oil after bath al the best