Send for doctor, but work immediately.
If you do not know what caused the poisoning, make patient vomit as soon as possible by giving 1 tsp. mustard in a cup of warm water, or 1 tsp. salt in a cup of warm water, or 2 tsp. ipecac. Repeat if necessary.
After vomiting, give white of egg stirred in water; milk; or boiled starch. Give hot coffee as stimulant.
There are three divisions of poisons:
(a) Those that affect the nervous system; as opium, aconite, alcohol.
(b) Those that irritate; as arsenic, tainted food.
(c) Those that corrode (burn); as carbolic acid, oxalic acid, bichloride of mercury (which is corrosive sublimate), lye, caustic alkalies.
In any case of poisoning, remember that the first-aid treatment is to—
1. Remove the poisonous material, or