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Natural Medicines Archive

Natural Medicines Newsletter Archives

Released Issues

2013; Volume 3

Issue 48: Question: How does the use of phenytoin (Dilantin) decrease the concentration of vitamin D?
Issue 40: Question: How can ginkgo cause seizures and possibly even death?
Issue 36: Question: What are the most common proposed mechanisms of action for Ginkgo?
Issue 32: Question: Part 2: What are some common herbal or natural products that should be avoided while breastfeeding?
Issue 28: Question: Part 1: What are some common herbal or natural products that should be avoided while breastfeeding?
Issue 24: Question: Does the use of sunscreen prevent the activation of vitamin D supplements and their ability to increase calcium absorption?
Issue 20: Question: Are there any outcome studies related to cardiovascular disease with the use of red yeast rice (Monascus purpureus) for its lipid lowering properties?
Issue 16: Question: How can the use of vitamin B12 (cyanocobalamin) supplements prevent or treat neuropathy?
Issue 12: Question: Why must alcoholics with altered mental status receive intravenous vitamin B1 (thiamin) before any glucose infusions are started?
Issue 8: Question: Why do alcoholic patients with vitamin B1 (thiamin) deficiency require the use parenteral instead of oral thiamin replacement therapy?
Issue 4: Question: How effective is red yeast rice (or Xuezhikang) at decreasing cholesterol and lipid parameters?

2010; Volume 2

Issue 48: Question: What cellular or biochemical reactions require the presence of vitamin B1 (Thiamin)?
Issue 44: Question: How does red yeast rice (Monascus purpureus rice) decrease cholesterol levels and possibly the risk for atherosclerosis?
Issue 40: Question: How can the proton pump inhibitor omeprazole cause vitamin B12 (cobalamin) deficiency and thereby increase the risk for macrocytic anemia, hyperhomocysteinemia, and/or neuropathy?
Issue 36: Question: What medications are known to decrease the levels of vitamin B12 in the body and thus put certain patients at risk for developing macrocytic anemia and/or possible neuropathy?
Issue 32: Question: What medical indications or conditions warrant the use of vitamin B12 (cobalamin) supplementation?
Issue 28: Question: What physiological reasons other than hemoglobin synthesis for red blood cells do patients require the proper amount of vitamin B12?
Issue 24: Question: What other factors are necessary for the efficient absorption of vitamin B12 (cobalamin) in the gastrointestinal tract other than intrinsic factor?
Issue 20: Question: Is the folic acid found in dietary supplements the active form used by the body for DNA and RNA synthesis and erythropoiesis?
Issue 16: Question: What is the mechanism by which St. John's wort (Hypericum perforatum) causes a significant decrease in cyclosporine (Gengraf, Neoral, Sandimmune) concentrations?
Issue 12: Question: Why should patients receiving cyclosporine (Gengraf, Neoral, Sandimmune) for the prevention of kidney organ transplantation rejection not take St. John's Wort (Hypericum perforatum)?
Issue 8: Question: Which Vietnamese herbs or natural medicines are known to be inhibitors of xanthine oxidase and potentially useful for treating hyperuricemia or gout?
Issue 4: Question: Which Chinese and Indian herbs or natural medicines are known to inhibit xanthine oxidase and are potentially useful for treating hyperuricemia or gout?

2009; Volume 1

Issue 48: Question: Which North and South American (Brazil, Chile, Puerto Rico) herbs or natural medicines are known to be inhibitors of xanthine oxidase?
Issue 47: Question: Which North American herbs or natural medicines are known to be inhibitors of xanthine oxidase and possibly useful for the treatment of hyperuricemia or gout?
Issue 46: Question: How can Chrysanthemum flower (Chrysanthemum morifolium) taken along with azathioprine (Imuran®, Azasan®) potentially increase the risk for bone marrow toxicity or suppression?
Issue 45: Question: What Indonesian herbal and natural medicines are known to inhibit the cytochrome P450 (CYP2D6) enzyme?
Issue 44: Question: Does the inhibition of platelet aggregation by fish oil supplements (omega-3 fatty acids; EPA, DHA, Lovaza) affect the patient's actual risk for bleeding?
Issue 43: Question: How does fish oil (omega-3 fatty acids; EPA; DHA or Lovaza) potentially increase the risk for bleeding or affect platelet aggregation?
Issue 42: Question: Why should patients with active liver disease (such as cirrhosis, hepatitis and/or fatty liver disease) not take supplements containing kava extract (Piper methysticum)?
Issue 41: Question: What is the mechanism by which licorice (Glycyrrhiza glabra) causes swelling or edema?
Issue 40: Question: Why should the herbal or natural medicine Cat's Claw not be taken during pregnancy?
Issue 39: Question: What are some common herbal or natural medicines that have antiplatelet properties or increase the risk for bleeding?
Issue 38: Question: What are some commonly used herbal or natural medicines that interact with warfarin (Coumadin®; Jantoven®) and cause changes in the INR?
Issue 36: Question: Why should patients not take kava (Piper methysticum) and valerian (Valeriana officinalis) supplements together, especially if they are already taking a benzodiazepine?

 

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