PQ has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of PQ in Medical.
A toxic chemical widely used as an herbicide (plant killer), primarily for weed and grass control. Paraquat is highly poisonous. It was first produced for commercial purposes in 1961.The most likely route of exposure to paraquat leading to poisoning is ingestion (swallowing). Paraquat can be easily mixed with food, water, or other beverages. Paraquat poisoning is also possible after skin exposure. The extent of poisoning caused by paraquat depends on the amount, route, and duration of exposure and the person's condition of health at the time of the exposure.
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