Carnitine is used to treat primary or secondary carnitine deficiency, characterized by symptoms of recurrent attacks of brain disorders, confusion, persistent vomiting, low blood sugar, heart muscle disorders, muscle weakness,
carnitine to treat some cases of male infertility and enhance fertility, treat muscle weakness caused by carnitine deficiency, adjuvant treatment for patients on dialysis due to acute renal failure, treat overdoses of valproic acid.