Use of an emetic to remove the ingested poison is
contraindicated in following poisonings except that by:
A. Strychnine
B. Caustic soda
C. Ferrous sulfate
D. Kerosene
contraindicated in following poisonings except that by:
A. Strychnine
B. Caustic soda
C. Ferrous sulfate
D. Kerosene