Paeonia lactiflora (Bai Shao)
TCM blood-nourishing and liver-softening herb — for menstrual cramps, muscle spasms, night sweats, and irritability. Contains paeoniflorin (anti-spasmodic, anti-inflammatory). Key herb in Xiao Yao San and Si Wu Tang formulas.
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Blood thinners, phenytoin, methotrexate.
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GI upset, diarrhea. Generally very safe in formulas.
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