Disease analysis: Hello, it is best not to take Guizhi Fuling capsule during menstruation, because this medicine has the function of promoting blood circulation, which will increase the menstrual flow or last too long. Suggestion: 1, Guizhi Fuling Capsule 1 should be taken 0-2 days after menstruation is completely clean. 2. If the ovarian cyst is less than 2CM, it may disappear on its own. You can check the B-ultrasound after menstruation to see if the cyst has disappeared.