Neurasthenia can take glutamine for relief, generally take the course of treatment for three months or even up to six months, according to the patient’s condition to decide to take time. Neurasthenia is mainly due to long-term mental tension, or long-term work under greater pressure caused by a class of syndromes. Glutamine is a neuromodulatory drugs, mainly to improve autonomic nervous system dysfunction, neurasthenia patients have a good regulatory role. Neurasthenia patients taking Gulvitin to three months for a course of treatment or even longer, need to decide according to the specific condition. Valley Vitamin side effects are small, the treatment of neurasthenia when taking a week or so can be effective, need to insist on taking. The use of glutamine need professional doctors to make a diagnosis based on the patient’s specific condition to determine the time to take, can not stop taking medication, if you are not taking the obvious effects need to be reviewed as soon as possible.