You probably should not. dong quai interactions birth control - Google Search quai interactions birth control Oral Contraceptives | Winchester Hospital "Dong Quai , St. John's WortPossible Harmful Interaction OCs have been reported to cause increased sensitivity to the sun, amplifying the risk of sunburn or skin rash. Because dong quai and St. John's wort may also cause this problem, taking these herbal supplements while taking OCs might add to this risk."
Oops, I pasted the wrong clipboard contents... "Hormone medications: There is not much research on using dong quai with hormone medications, such as estrogens, progesterones, birth control pills, tamoxifen, or raloxifene (Evista). But, because dong quai may act like estrogen in the body, you should not take it with hormone medications except under your doctor's supervision."