Taking tuberculosis drugs cause numbness in both lower limbs, which may be caused by the adverse reaction of tuberculosis drugs, it is recommended that patients stop taking tuberculosis drugs and consult a doctor in time. Numbness of both lower limbs caused by taking tuberculosis drugs, this situation is usually caused by tuberculosis drugs caused by neuritis, the most common isoniazid drugs caused by side effects. This kind of symptom can follow the doctor’s advice to use nutritional nerve drugs for treatment, such as vitamin B1, vitamin B6, etc. At the same time, the patient should stop taking the drug, if the numbness of the lower limbs has improved, you can continue to take the drug, if the situation is more serious, you should contact the attending physician to replace the other tuberculosis drugs, continue to carry on the treatment of pulmonary tuberculosis. Tuberculosis patients should pay attention to sterilization and isolation, ensure the supply of nutrition, diet should be rich in animal and plant protein food, such as meat, eggs, milk, etc., and consume an appropriate amount of fresh fruits and vegetables every day to replenish vitamins. If you feel unwell, you should go to the hospital in time to avoid delaying your condition.