Herpes zoster, pemphigus, and trismus are produced by this drug. Coldness, sleepiness, loss of consciousness are marked. Vertigo.
Head.–Cerebral congestion; hallucination of vision, hearing and touch. Inclination to turn in a circle. Jaws firmly clenched. Trismus. Heaviness of head. Sticking pain in temples. Roaring ears.
Eyes.–Ocular paralysis, hemianopsias, disturbed pupillary reaction, optic neuritis and atrophy, subconjunctival and retinal hæmorrhages.
Skin.–Anæsthesia; vesication along course of nerves; herpes zoster; pemphigus, with large and small vesicles. Hand icy cold.
Sleep.–Deep. Prolonged; sleepiness for several days.