Head of penis is itchy red and sensative outer area of penis gland burns when comes in contact with urine

You are describing: "balanitis", which can be associated more with diabetes and candida, but you did not mention sexual habits, whether safe, or unprotected. Std is another prosepct. You need a doctor to look.

See Your Doctor: Most likely a yeast infection, but could be herpes. It needs to be examined and cultured (swab for herpes and KOH prep for yeast). Yeast can be easily treated, but can be a symptom of other problems, like diabetes.