Sulodexide in Controlling the Recurrence of Psoriasis

Sulodexide group：Starting after the last injection of secukinumab, oral treatment with sulodexide soft capsule (Alpha Weissmann Pharmaceuticals, Italy, approval number H20140119, specification 250 LSU) was given as 1 tab bid for 120 days or discontinued after judged to be a relapse.

Control group: Oral treatment with placebo capsule, 1 tab bid starting after the last injection of secukinumab, discontinued after 120 days of continuous oral administration or judged to be discontinued for relapse.