Blisters are the main symptom of a herpes outbreak on the penis Usually, genital herpes causes painful sores or blisters on the head or shaft.
See what herpes, genital warts, the clap, chlamydia, scabies, HIV/AIDS, and other STDs Symptoms in Men: Burning and itching at the tip of the penis, discharge, Symptoms: Fluid-filled blisters that form painful, crusted sores on the genitals.
Spots on the penis come in many shapes & sizes and are caused by many conditions. They are a painful symptom of genital herpes. They often are found in a ring around the sulcus coronarius (the edge of the head of the penis just above.