<prompt> Gastric lavage is contraindicated in poisonings with: PGI May 2011Kerosene poisoningOrganophosphorusArsenicMorphine  <response>: Ans A Kerosene... Gastric lavage is Cl in kerosene poisoingGastric evacuation for pure petroleum distillate or turpentine ingestion is not recommended - Reddy 27th522Gastric Lavage G. L-CI or PrecautionsThe only absolute Cl forG.L. is corrosive poisoning except carbolic acid, owing to the danger of perforationIn following conditions - stomach wash can be done by taking proper precautionsConvulsant poisons3 - As it may lead to convulsion, lavage should be done after controlling convulsionComatose patient - There is risk of aspiration of fluid into the air passage. The airway should be sealed by cuffed endotracheal tube8 to 9 no. then lavage doneVolatile poisonQ - Which may be inhaledUpper alimentary12 disease - Like oesophageal variesIn patient with marked hypothermia haemorrhagic diasthesisGASTRIC LAVAGEIt is useful any time within 3hr Q after ingestion of poison ReddyIt is life saving if undertaken within 4-6 hr after ingestion of poison ParikhGL most effective if done within 2-3 hr after ingestion of poison modiIn case of irritent poison, the stomach should be passed with caution modiAs poisoning - Stomach should be repeatedly washed by warm water milk Reddy 27th473Morphine poisoning - Wash stomach with 1:5000solution of KMnO4 Reddy 27th516 Datura poisoning - Wash stomach repeatedly with a weak solution of tannic acid Reddy 27th533Organophosphorus poisoning - Stomach should be washed with 1: 5000 KMnO4 solution Reddy 27th459 