Green Tea (Herbs/Suppl)

Brand and Other Names:camellia sinensis, camellia thea, more...Chinese tea, Dexatrim (reformulated), green tea extract, GTE, Japanese tea, Matsu-cha tea, Theaceae, Theanine, theifers
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Suggested Dosing

1-10 cups PO qD; 1 tsp tea leaves/ 8 oz boiling water

Mental Alertness

1 cup or 60 mg caffeine (3 cups = 240-320 mg polyphenols)

Hyperlipidemia

>10 cups/day

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Suggested Uses

Cancer (prevention), cognitive improvement, Crohn's disease, diuresis, genital warts, headaches, heart disease (prevention), Parkinson's disease (prevention), stomach disorders, weight loss (combination products), hypercholesterolemia

Efficacy

Possibly effective for listed uses

Studies show benefit in prevention of bladder, esophageal, pancreatic cancer; neg. results for stomach cancer

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Interactions

Interaction Checker

and Green Tea

No Results

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    Interactions Found

    Contraindicated

      Serious - Use Alternative

        Significant - Monitor Closely

          Minor

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            Adverse Effects

            Frequency Not Defined

            Agitation

            Anxiety

            Arrhythmias

            Constipation

            Convulsions

            Delirium

            Dependence

            Diarrhea

            Diuresis

            Dizziness

            GI upset

            Headache

            Heartburn

            Hepatotoxicity

            Hyperglycemia

            Hypertension

            Increased cholesterol

            Increased respiration

            Insomnia

            Irritability

            Loss of appetite

            Nausea/vomiting

            Nervousness

            Palpitations

            Restlessness

            Tachycardia

            Tinnitus

            Tremor

            Withdrawal symptoms

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            Warnings

            Contraindications

            Hypersensitivity

            Avoid prior to surgery: may cause bleeding

            Cautions

            Anxiety disorders, arrhythmias, cardiac disease, depression, diabetes mellitus, hypertension, kidney disease, ulcers (gastric/duodenal)

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            Pregnancy & Lactation

            Pregnancy Category: avoid use

            Lactation: avoid use

            Pregnancy Categories

            A:Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.

            B:May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk.

            C:Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done.

            D:Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk.

            X:Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.

            NA:Information not available.

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            Pharmacology

            Metabolism: N/A

            Excretion: N/A

            Mechanism of Action

            Contains polyphenols (flavonoids): antioxidant, reduce DNA oxidative damage, inhib. carcinogen formation (e.g., nitrosamines)

            Caffeine: CNS stimulant

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