Chinese herbal formula Xuefu Zhuyu for primary dysmenorrhea patients (CheruPDYS): a study protocol for a randomized placebo-controlled trial

Table 1 CM syndrome diagnostic scale for QBP [12]

Symptoms/signs	Yes	No
Pain	9	0
Irritability/depression	16	0
Distending pain	2	0
Scurry pain	6	0
Chest distress	0.5	0
Lumps in body	7	0
Petechia in the tongue	4	0
Purplish tongue	1	0
Unsmooth pulse	4	0
Deep pulse	2	0
Total score If ≥ 20 points, it is diagnosed as QBP

Pain includes stomachache, abdominal pain, low back pain, dysmenorrhea, breast pain, limb pain, etc.
CM Chinese medicine, QBP Qi stagnation and blood stasis pattern

ISSN: 1745-6215