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A perennial vine that contains alkaloids (harmane, harmol and harmine), flavonoids and steroids; it is anti-inflammatory and mildly sedative, and has been used for addiction disorders, anxiety, asthma, hyperactivity in children, hypertension, insomnia, neuralgia, seizures in Parkinson’s disease, rheumatic pain, stress and whooping cough.
Passionflower should not be used while driving or operating heavy equipment, given its soporific effect; it should not be used in young children or in pregnancy (as it stimulates uterine contraction).
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.