passion flower

What is oral passion flower (Passiflora incarnata)? What are the uses for oral passion flower?

Passion flower is a plant used for making medicine to treat several conditions. Passion flower may have effects that are similar to benzodiazepines (for example diazepam [Valium]) and monoamine oxidase inhibitors or MAOIs (for example, selegiline). Passion flower has calming, sleep inducing, and muscle spasm relieving effects. Check with your health care professional before using herbs or herbal supplements.

What brand names are available for oral passion flower (Passiflora incarnata)?

Apricot Vine, Passion Vine, Water Lemon, and many others

Is oral passion flower (Passiflora incarnata) available as a generic drug?


Do I need a prescription for oral passion flower (Passiflora incarnata)?


What are the side effects of oral passion flower (Passiflora incarnata)?

Common side effects of passion flower are

What is the dosage for oral passion flower (Passiflora incarnata)?

Children should not be given passion flower without a doctor's supervision and dose adjustment.


Anxiety disorders

  • Liquid extract: Take 45 drops by mouth daily.
  • Tablet: Take up 90 mg by mouth daily.

Opiate withdrawal

  • Liquid extract: Take 60 drops by mouth daily.

General dosing

  • Dried extract: Take 0.25 to 2 grams by mouth three times a day.
  • Tea: Take 0.25 to 2 grams extract per 150 ml of water, by mouth two to three times a day and 30 minutes before bedtime.
  • Liquid extract: Take 0.5 to 1 ml by mouth three times a day.
  • Tincture: Take 0.5 to 2 ml by mouth three times a day.

Which drugs or supplements interact with oral passion flower (Passiflora incarnata)?

Passion flower should be used with caution with sedative medications, like alprazolam (Xanax), lorazepam (Ativan), temazepam (Restoril), and zolpidem (Ambien), due to increased risks of excessive sleepiness and sedation.

Passion flower should be used with caution with blood pressure medications like enalapril (Vasotec), losartan (Cozaar), atenolol (Tenormin), amlodipine (Norvasc), and furosemide (Lasix). Passion flower also has blood pressure lowering effects and blood pressure may drop too low in individuals taking blood pressure medications.

Individuals should check with their physicians before using this supplement.


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Is oral passion flower (Passiflora incarnata) safe to take if I'm pregnant or breastfeeding?

It is not known whether passion flower enters breast milk; therefore, it is best to avoid using it while nursing.

What else should I know about oral passion flower (Passiflora incarnata)?

What preparations of oral passion flower (Passiflora incarnata) are available?

Passion flower is available in tablets, dried extract, liquid extract, and tincture formulations.

How should I store oral passion flower (Passiflora incarnata)?

There are several formulations and manufacturers of passion flower. Follow the manufacturer’s recommendations.


Passion flower or Passiflora incarnata (Apricot Vine, Passion Vine, Water Lemon, and many others) is an herbal supplement commonly purported to treat anxiety disorders, trouble sleeping, upset stomach, irregular heartrate, high blood pressure, burns, and hemorrhoids. Side effects, drug interactions, dosage, storage, and pregnancy safety should be reviewed prior to using this supplement.

Treatment & Diagnosis

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You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Medscape. Passion Flower (Herbs/Suppl) - apricot vine, corona de cristo, Fleischfarbige, fleur de la passion, flor de passion, maypop, passiflora incarnata, passion vine, purple passion flower, water lemon, wild passion flower.

MedlinePlus. Passionflower.

National Center for Complementary and Alternative Medicine. Passionflower.