Ampyrone is a metabolite of aminopyrine with analgesic, anti-inflammatory, and antipyretic properties.

[2] While the parent drug, aminopyrine, has been discouraged due to the risk of agranulocytosis,[3][4] ampyrone itself has significantly lower toxicity.

[5] It is used as a reagent for biochemical reactions producing peroxides or phenols.

[2] Ampyrone stimulates liver microsomes and is also used to measure extracellular water.

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