7 days, Buprenorphine transdermal patch is a drug commonly used to relieve pain. The buprenorphine transdermal patch is used for 7 days at a time. It slowly releases the drug into the body through the transdermal method, which can provide continuous pain relief and reduce the irritation and damage to the gastrointestinal tract caused by oral drugs. The use of buprenorphine transdermal patch still needs to be carried out under the guidance of a doctor. At the same time, specific groups of people, such as pregnant women, lactating women, or children, also need to pay attention to the safe use of buprenorphine transdermal patches.