Interaction Between Herbs & Drugs

Interaction Between Herbs & Drugs

About herbal treatment and herbal dietary supplements

Labelling of herbal products may not accurately reflect their contents, and adverse events or interactions attributed to specific herbs may actually be due to misidentified plants, pharmaceutical drugs, or heavy metals .

If herbal treatments are not managed properly, natural treatments can not only be ineffective but can interact with other treatments followed by metabolic changes.

Tips about the interaction between herbs and drugs:

If you take anticoagulant medication, forget the banal Chamomile tea. You can have serious problems and unwanted bleeding in a short time.

The interaction between Ginkgo biloba and warfarin determines bleeding; when Ginkgo is combined with a diuretic (thiazide) causes high blood pressure, and coma when is combined with trazodone.

Ginseng (Panax ginseng) lowers the blood concentrations of alcohol and warfarin; if it’s used concomitantly with phenelzine, determines ,,induced mania”.

If you are anemic, depressed, or you have asthma, be careful, because medications can interact with the plants you use, and the effect could be the aggravation of all these symptoms.

If you get used to take aspirin when you have a headache, do not take any natural treatment as Aloe, Chamomile, Garlic, Ginseng or Fish oil. Their interaction can cause bleeding, and a visit to your doctor will be imminent.

Another common mistakes of those who follow natural treatments is to drink tea with energizing effect without abandoning the daily coffee. The high content of caffeine can cause internal bleeding, besides dizziness, headaches and vomiting sensations which will give you great discomfort .

In addition, natural treatments including weight loss can cause addiction.

Take laxative plants only a few weeks, because your body to not get used to react only when taking herbal treatment.

Garlic (Allium sativum) changes pharmacokinetic variables of paracetamol, decreases blood concentrations of warfarin and produces hypoglycemia when is taken with chlorpropamide.

Kava (Piper methysticum) increases “off” periods in Parkinson patients who take levodopa, and may causes a semi-comatose state when it is taken concomitantly with alprazolam.

Ginseng, Milkthistle, Damiana, Eucalyptus, Fenugreek  – may cause hypoglycemia .

Ephedra, Licorice – may cause hyperglycemia & decrease diuretics effects .

Feverfew, Ginger, Gingko, Garlic, Saw palmetto, Guarana, Passiflora, Cat’s claw, Cranberry, Evening primrose oil, Dandelion, Bilberry, Boldo may increase anticoagulant effect of warfarin.

Ginseng, Green tea – may decrease anticoagulant effect of warfarin.




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