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A perennial herb that contains alkaloids (e.g., leonurinine and stachydrine), bitter glycosides (e.g., leonurine and leonuridin), tannins, vitamin A and volatile oil; it is a sedative, spasmolytic, and antihypertensive, and used for irregular menses, tachyarrhythmias, to prolong life and for rabies
Toxicity It should be avoided in pregnancy, as it may cause uterine contractions, and in those with skin allergies

motherwort (mu·ther·wōrt),

n Latin name:
Leonurus cardiaca; parts used: leaves, seeds; uses: cardiotonic, menstrual problems, cardiac conditions, anticoagulant, antiinflammatory, antispasmodic, anxiolytic, anticancer; precautions: pregnancy, lactation, children, thrombocytopenia, anticoagulant medications, beta blockers, cardiac glycosides. Also called
i-mu-ts'ao, lion's ear, lion's tail, lion's-tart, oman, Roman motherwort, or
References in periodicals archive ?
These results demonstrate a role for motherwort in the treatment of arterial hypertension (particularly stage 1) concomitant with anxiety and sleep disorders.
Tonifying herbs--Herbs that build or slowly alter health, such as motherwort, astragalus, echinacea, linden and yellow dock, need to be more carefully dosed than nourishing herbs, but they're still safe in nearly any quantity.
In the case of menopause the herbalist will use hormonal balancing herbs, and herbs specific for palpitations such as motherwort.
Herbs such as Rose, Cleavers and Motherwort used in tincture form will help.
Fresh leaves of any mint (including motherwort, rosemary, lavender, thyme, sage, lemon balm, and bergamot) are excellent tonics.
It contains a mixture of calendula (anti-inflammatory), echinacea (boosts immunity), elecampane (cough and lung remedy), feverfew (may prevent migraines), motherwort (reduces irregular heartbeat), wood betony (headache and general pain remedy), and yarrow (antiseptic and anti-inflammatory).
Motherwort (Leonuris) and bugleweed (Lycopus) are two plant antithyroid drugs.
Firstly, for the circulatory system I make a fluid extract of hawthorn, lily of the valley, dandelion root, mistletoe, bayberry, motherwort and capsicum.
19: Blueweed, white vervain, motherwort and white sweet clover end their seasons.
Motherwort remains listed in the British Herbal Pharmacopoeia (BHP) of 1983 as indicated for amenorrhoea (BHMA 1983).