The present invention refers to a pharmaceutical composition comprising racetam and carnitine. Said pharmaceutical composition may further comprise coenzyme Q10 and/or agent associated with mitochondrial and/or metabolic disturbance, such as hypocholesterolemic agent of the statins group, a hypoglycemic agent, or an antiepileptic agent. The invention also includes a method of treatment for mitochondrial disturbances comprising administration of the pharmaceutical composition of the invention.