T39.311 - Poisoning by propionic acid derivatives, accidental (unintentional) T39.3 - Poisoning by, adverse effect of and underdosing of other nonsteroidal anti-inflammatory drugs [NSAID] T39.31 - Poisoning by, adverse effect of and underdosing of propionic acid derivatives T39.311 - Poisoning by propionic acid derivatives, accidental (unintentional)