Passiflora incarnata Common name: Passionflower
Parts used: Flowering tops, leaves
Constituents: Alkaloids (harman, harmoline), flavonoids (vitexin, saponarin, luteolin, rutin, kaempferol, quercitin), fatty acids (linoleic, linolenic, palmitic, oleic, myristic), acids (formic & butyric), sugar, gum, coumarins, cyanogenic glycosides, volatile oil, chrysin
Medicinal actions: Antispasmodic, sedative, hypnotic, hypotensive, vasodilator, cardiotonic, bitter, diuretic, anti-depressant, nervine relaxant, anxiolytic, analgesic
Medicinal use: Passiflora has a depressant effect on CNS activity and is hypotensive; it is used for its sedative and soothing properties, to lower blood pressure, prevent tachycardia and for insomnia. Can be used safely for nervous tension and restlessness, muscle spasm, headaches, irregular sleep patterns, irritability, neuralgias and any condition in which an antispasmodic would be beneficial.
Pharmacy: Infusion: 1 tsp (approx. 2 g) per cup water; 1 cup BID-TID. Tincture: (1:5), 1-3 ml TID; weekly max: 40 ml. Pause 2 weeks on, 2 days off with long-term dosing.
Contraindications: None known.
Toxicity: No adverse effects within recommended dosage. Mild nerve and muscle irritation with long-term use.
Interactions: Additive effect with sleep aids, barbiturates and other CNS depressants.