Teeth are afraid of cold and hot pain does not have the best treatment drugs, may be the emergence of pulpitis, dental caries and other diseases, according to the cause of treatment. 1. Pulpitis, if there is a pulpitis need timely root canal treatment, if necessary, oral cefixime, metronidazole and other drugs to promote inflammation subside. If the pain is more serious, you can also choose to use diclofenac sodium and other drugs. 2. Dental caries, if it is caused by dental caries, can be filled under the guidance of the doctor in a timely manner. Normally, it is best not to eat too acidic, too sweet, hot and cold or spicy stimulating food often, so as not to stimulate the teeth. And keep your mouth clean.