I have a fungal infection in my penis only on...

what is the possible causes of your medical condition ?
1. not using the suitble medication
2. not using the suitble doses 
3. not sticking to the whole medication course 
What to do next ?
1. consult an dermatology doctor soon 
2. do the following tests :
- routine clinical check by doctor 
- effected area swab test 
What is the possible treatment options ?
- fluconazole daily for 7-14 days , then once a week dose for 3 months at least 
- clotrimazole daily for 7-14 days , then once a week dose for 3 months at least 
2. for inflammation , doctor may prescribe steriods topical medication 
* avoid sexual intercourse during the treatment 
* pay attention to your personal hygine