The Spurge Olive , tincture from fresh bark, gathered in early spring before flowers appear. Imported. Give the skin symptoms of Mezereum. Vesicles with intolerable itching, which dry into thick, high scabs from beneath which an acrid pus exudes ; the crusts and itching are characteristic. What are the neuralgic symptoms of Mezereum ? Neuralgia of cheek bones with numbness, neuralgic pains along an eruption as in herpes zoster ; ciliary neuralgias.