I have a brownpatch on the corner of my lips, the local med clinic thought it was cold sores, prescrbd me 4 pills, avlicor and sentme on my way. Well its been there for 3months now, i went back two and ahlof months aftermy first vivst and am being told it might be fungus now, they told me to put lotramin on it. what is it what can i do?? I am a 26year old male, 5ft8in at165 pounds