“…It is commonly used for blood deficiency, irregular menstruation, spontaneous sweating, night sweats, flank pain, abdominal pain, limb pain, headache, and dizziness. 6,7 Previous studies showed that PRA could be used for anti-inflammatory effects, 8 immune regulation, 9 treatment of depression 10,11 and anemia, 12 promotion of peripheral nerve regeneration, 13 and treatment of viral infections. 14 Modern studies of pharmacological mechanisms have found that the main active components of PRA include paeoniflorin, paeonol, paeonin, benzoylpaeoniflorin, albiflorin, oxypaeoniflorin, paeoniflorigenone, benzoic acid, β-sitosterol, and gal-lotannin.…”