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| | MedlinePlus Herbs and Supplements: Betel Nut (Areca catechu L.) |
 | | Betel nut may slow or raise the heart rate, and could alter the effects of drugs that slow the heart, such as beta-blockers, calcium channel blockers, or digoxin. |
 | | Betel nut extracts may lower blood cholesterol levels based on animal study, and may increase the effects of agents that lower cholesterol levels, such as fish oil, garlic, guggul, and niacin. |
 | | Betel may cause stimulant and euphoric effects and add to the effects of stimulants such as caffeine, guarana or ephedra (Ma huang). |
| www.nlm.nih.gov /medlineplus/druginfo/natural/patient-betelnut.html (2326 words) |
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