Not sure: Formication is the sense that something is crawling on your skin. It has many possible causes: menopause, Morgellon's Disease, allergies, skin cancer, syphilis, diabetic neuropathy, Lyme Disease, Herpes Zoster, pesticide exposure, mercury poisoning, alcohol withdrawal, medication /drug use such as: amphetamines, cocaine, Adderall or Ritalin (methylphenidate).
Answered 5/23/2015
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