Pregabalin has some analgesic effect, and the exact efficacy varies from person to person. Pregabalin has analgesic effects, but the exact mechanism of action is not clear. The drug is suitable for the treatment of postherpetic neuralgia, peripheral neuralgia and fibromyalgia syndrome. The drug has a certain pain-relieving effect for the treatment of neuralgia, but due to the individual variability of the drug users, resulting in different effects of the drug, the specific efficacy varies from person to person. Contraindications include hypersensitivity to the product, and it is not recommended for use in children under 18 years of age. Common adverse reactions include dry mouth, edema, dizziness, drowsiness, blurred vision, weight gain, difficulty concentrating, and difficulty paying attention. Specific medication should be administered under the guidance of a specialist.