Increased osmolar gap is not seen in poisoning of-
Causes of High-Anion Gap Metabolic Acidosis *Lactic acidosis * Toxins *Ketoacidosis * Ethylene glycol Diabetic * Methanol Alcoholic * Salicylates Starvation * Propylene glycol *Pyroglutamic acid (5-oxoproline) *Renal failure (acute and chronic) reference : harrisons principles of internal medicine,19 E , page 318
Para-aldehyde
Acetones
Methanol
Ethylene glycol
Fluid and electrolytes