Vitamins B2 and B6 generally refer to vitamin B2 tablets and vitamin B6 tablets, which can usually be taken together if you are not allergic to the two medications, but you should follow your doctor’s instructions on when to take them. Vitamin B2 tablets are used for the prevention and treatment of vitamin B2 deficiencies, such as xerostomia, dry and cracked lips, tongue inflammation, scrotal inflammation, conjunctivitis, seborrheic dermatitis and so on. Urine is yellow after taking the tablets, but it does not affect the continuation of the medication. It is contraindicated for those who are allergic to the components of the drug. Vitamin B6 tablets are used for the prevention and treatment of vitamin B6 deficiency, such as seborrheic dermatitis, dry and cracked lips. It is also used to reduce vomiting in pregnancy. Prolonged and excessive application of this product can lead to severe peripheral neuritis with abnormal nerve sensation, unsteady gait, numbness of hands and feet. It is contraindicated for those who are allergic to any of the ingredients in this product. Both drugs belong to the vitamin class of drugs, if not allergic to the two drugs, vitamin B2 tablets and vitamin B6 tablets can usually be taken together, but the specific way of medication should be in accordance with the instructions of the doctor. If you feel unwell after taking the medicine, you should seek medical advice.