Signs of eating leaves or berries. Nausea or vomiting . Vision problems, confused state, convulsions, or unconsciousness . Call your local poison-control center or local hospital if you have reason to believe a poisoning has occurred. The numbers should be listed with emergency numbers inside the front cover of your telephone book, or you can get it from the operator.
Poison gases pose their own special problems since nothing obvious has been ingested.
Unexplained sleepiness or headache can be an early sign of carbon monoxide poisoning. Although household natural gas contains an unpleasant scent, some people fail to recognize a steady buildup of gas. If you enter a room and find one or more persons who have passed out, suspect a poison gas and call for help. Take care not to become overcome by the gas yourself. Symptoms your physician may observe The poison-control center will ask a series of questions concerning the incident and type of poison involved.