T46.3X1 - Poisoning by coronary vasodilators, accidental (unintentional) T46.3 - Poisoning by, adverse effect of and underdosing of coronary vasodilators T46.3X - Poisoning by, adverse effect of and underdosing of coronary vasodilators T46.3X1 - Poisoning by coronary vasodilators, accidental (unintentional)