Purpura is divided into arthritic, simple, abdominal, renal, and mixed types. In the earliest stage, for the rash manifestation such as petechiae and petechiae, you can take oral compound rutin tablet, vitamin C capsule, calcium carbonate D3 tablet and compound glycopyrrolate capsule, and you can apply topical dinaide ointment. 1, arthritic purpura: in the earliest stage, you can apply rhodopsin tablet 10mg, 3 times/day orally, and you can also take oral hydroxychloroquine sulfate tablet, during the treatment period, you need to monitor the blood routine, liver and kidney function. The first thing you need to do is to take a few pantoprazole to protect the mucosa of the gastrointestinal tract if there is only a small amount of occult blood in the stool. 3. Kidney-shaped purpura: At the very beginning, you can take oral trimethoprim capsules, etc.