These beetles can release a substance called paederin (Pederin). This substance are toxic to destroy tissues. Those exposed torso this beetle species have a burning pain, itching, in cases with severe may have a fever, headache, If the toxic into the eyes can cause blindness.The wound will look a long way, may have found a clear blister (vesicle) these symptoms will disappear within the 7-10 days or more than this maybe 1-2 month. Should clean the wound and shut the wound to prevent infection. May use the medicine the antihistamines.If symptoms do not improve to see a doctor.