No. Forsythia has been wrapped in paper for 3-4 years and cannot be used. The shelf life of forsythia is 24 months, which is two years, so it cannot be used after being wrapped in paper for 3-4 years. When storing, try to store it in an airtight, moisture-proof place to avoid deterioration of the medicine. Once it goes bad or expires, remember not to use this medicine again. Forsythia Baidu Tablets have the effects of clearing heat, detoxifying, reducing swelling and relieving pain, and can be used for sores, boils, ulcers, burning fever, pus and discharge, erysipelas herpes, and scabies itching. The main ingredients of Forsythia Baidu Tablets are white fresh bark, angelica dahurica, cicada exfoliation, red peony root, rhubarb, fangfeng, licorice, Guanmu Tong, skullcap, honeysuckle, platycodon, forsythia, trichosanthes, scrophulariaceae, fritillary, gardenia, Purpurea striata.