Specific drug levels that may assist with risk Ax or Mx:
Carbamazepine, Digoxin, Ethanol, Iron, Isoniazid, Lithium, Methotrexate, Paracetamol, Phenobarbitone, Phenytoin, Potassium, Salicylate, Theophylline and Valproic acid. Methanol and Ethylene glycol can be measured but will rarely be back in a clinically useful time.