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Medical and Pharmacy Editor:

Brand Name: Citrus Paradisi, Pomelo, Toronja

Generic Name: Grapefruit

Drug Class: Cardiovascular, Herbals; Oncology, Herbals

What Is Grapefruit and How Does It Work?

Grapefruit is an herbal supplement which can be used in treatment to decrease deposits of plaque on artery walls (atherosclerosis), asthma, eczema, cancer, as fiber supplementation, reduction of red blood cells (hematocrit), high cholesterol, potassium supplementation, psoriasis, vitamin C supplementation, or as a weight loss aid.

There is insufficient reliable evidence as to the efficacy of grapefruit.

Grapefruit is available under the following different brand names: Citrus Paradisi, Pomelo, and Toronja.

Dosage of Grapefruit:

There is no typical dosage

More than 4 glasses juice per day for pharmacologic effects, or 1-9 glasses daily, or 240 ml of double-strength juice twice daily

Dosing Considerations – Should be Given as Follows:

Ventricular and Supraventricular Arrhythmias

  • Betapace or Sorine: 80 mg orally every 12 hours initially; increased as needed to 120-160 mg every 12 hours (2-3 days between increments)
  • Intravenous (substitute for oral): 75 mg over 5 hour every 12 hours initially; adjusted if necessary (on basis of monitoring of clinical efficacy, quarterly interval, and adverse effects) every 3 days; not to exceed 150 mg every 12 hours

Dosage Considerations – Should be Given as Follows:

  • None
Medically Reviewed by a Doctor on 6/12/2017

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