The effects of methylcobalamin tablets are mainly divided into the following points: first, if it is internal medicine, it can be used for diabetic nerve disorders, various neuritis, neuralgia, neuritis with abnormal liver function, autonomic nerve disorders, and also for insomnia and dreaminess, irritability, etc.; second, for neurology, mainly for the treatment of polyneuritis, trigeminal neuralgia, traumatic brain injury, nerve disorders caused by vascular sclerosis; third, orthopedics, the For sciatica, herniated discs, bone spurs, soreness and lumbago of the shoulder and neck, fractures, sports injuries; fourth, for obstetrics and gynecology, for anemia during pregnancy, lower limb spasms, abnormal nerve function during menopause; fifth, for hematology, for megaloblastic anemia; sixth, for otolaryngology, for facial nerve paralysis, tinnitus, vertigo, deafness, ear balance disorders, etc.; seventh, for dermatology For herpes zoster, eczema, neuritis and neuralgia caused by various skin inflammation; eighth, for ophthalmology, diabetic retinopathy, optic neuritis, optic nerve atrophy caused by glaucoma; and for oncology, damage to hematopoietic function and nerve damage caused by radiotherapy, etc.