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Jamaican dogwood

What is it?

Jamaican Dogwood is an herbal medicine used to treat headaches, insomnia (sleeplessness), and menstrual (monthly period) problems. It may also be used as a sedative (to help you relax).

Other names for Jamaican Dogwood include: Piscidia erythrina, Ichthymethia piscipula, Piscidia communis, Piscidia piscipula, Fish Poison Bark, and West Indian Dogwood.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you

  • are taking medicine or are allergic to any medicine (prescription or over-the-counter (OTC) or dietary supplement)
  • are pregnant or plan to become pregnant while using this medicine
  • are breastfeeding
  • have any other health problems, such as high blood pressure or heart or blood vessel disease

Dosage:

Talk with your caregiver about how much Jamaican Dogwood you should take. The amount depends on the strength of the medicine and the reason you are taking Jamaican Dogwood. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.

To store this medicine:

Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.

Drug and Food Interactions:

Do not take Jamaican Dogwood without talking to your doctor first if you are taking:

  • Sedatives (sleeping medicines) (examples: Valium(R) diazepam, Ambien(R) zolpidem, Seconal(R) secobarbital) (2)

Warnings:

  • Before taking Jamaican Dogwood, tell your doctor if you are pregnant or breastfeeding
  • Do not use too much Jamaican Dogwood or take it too often (3)
  • Jamaican Dogwood can be toxic so it should only be used under a doctor's care (3)
  • Do not use Jamaican Dogwood if you have heart problems (4)

Side Effects:

Stop taking your medicine right away and talk to your doctor if you have any of the following side effects. Your medicine may be causing these symptoms which may mean you are allergic to it.

  • Breathing problems or tightness in your throat or chest
  • Chest pain
  • Skin hives, rash, or itchy or swollen skin

Other Side Effects:

You may have the following side effects, but this medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.

  • Drooling and sweating (3)
  • Tiredness and having a hard time waking up (3)
  • Numbness and/or uncontrolled shaking or twitching (3)
  • Nausea (upset stomach) (4)

References:

1. Bradley PR (ed.): British Herbal Compendium, vol. 1. British Herbal Medicine Association, Bournemouth, UK; 1992.

2. Newall CA, Anderson LA, Phillipson JD: Herbal Medicines. A Guide for Health-care Professionals. Pharmaceutical Press, London, UK; 1996.

3. Mills SY: The Dictionary of Modern Herbalism. Thorsons, Wellingborough, UK; 1985.

4. Fetrow CW & Avila JR (eds): Professional's Handbook of Complementary and Alternative Medicines. Springhouse Corporation, Springhouse, PA; 1999.


Last Updated: 4/4/2014

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