The medicines need to be decided on the basis of the cause of the cramps and the right medicine. Common causes of cramps include lack of microelements in the body, strenuous exercise, cold and local ischemia or local nerve compression. 1. Lack of microelements in the body: can be regulated by calcium tablets, common calcium tablets are calcium gluconate and calcium erch. 2. Strenuous exercise: you can eat papaya flowers to regulate, have the effect of relaxing the tendons and collaterals. 3. Cold: can be adjusted by hot compresses, the effect is better. 4. Local ischemia or local nerve compression: you can eat some nutritional nerve drugs, such as methylcobalamin capsules. All of the above drugs need to be used under the guidance of a doctor, and self-medication is prohibited.