Botanical Index No. 776

Passionflower

passiflora incarnata

Medicinal Actions

Analgesic, Antibacterial, Antiinflammatory, Antiseptic, Antispasmodic, Anxiolytic, Candidicide, Cardiotonic, CNS-Depressant, CNS-Stimulant, Cyanogenic, Digestive, Emetic, Fungicide, Hematinic, Hypnotic, Hypotensive, Myorelaxant, Narcotic, Respirastimulant, Sedative, Soporific, Uterorelaxant, Uterotonic, Colic

General Dosage

1–2 tbsp flower/day; 1 tsp dry flower/cup water up to 3 ×/day; 0.5–1 tsp flower tincture to 3 ×/day; 2–4 ml flower tincture/day; 150–300 mg solid leaf extract; 0.5–1 ml liquid leaf extract; 0.5–2 ml shoot tincture; 4–8 g dry herb; 1–3 g dry herb/day; 0.25–2.5 g herb, or in tea, 2–3 ×/day; 1 tsp herb/cup tea 2–3 ×/day; 20 g herb/200 ml water for hemorrhoid wash; 0.5–1.0 ml liquid herbal extract 3 ×/day; 0.5–2.0 ml herbal tincture 3 ×/day; StX = 0.8% total flavonoids.

Safety & Contraindications

Class 1. None known or reported. Large doses may result in CNS depression. The same precautions suggested for MAOIs might be indicated here. Excessive doses may potentiate MAOI therapy. Because of harman and harmaline, its use in pregnancy and lactation is to be avoided. One report on humans detailed hypnotic sedative effects, but there were hints of hepatotoxicity and pancreatoxicity. “Content of harman alkaloids ... must not exceed 0.01 percent”. Animal studies suggest motility inhibition. LD50 unspecified extracts = 3000–15,000 mg/kg; toxic dose ipr 500–900 mg/kg alcoholic and dry extracts. LD50 maltol 820 mg/kg scu mouse.

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