Page 137 - 2018 SP Product Guide
P. 137

Recommended Action  Monitor (low level of risk).  Monitor (low level of risk).  Prescribe cautiously and monitor blood  sugar regularly. Warn patient about possible  hypoglycemic effects. Reduce drug if  necessary in conjunction with prescribing   physician.  Monitor (low level of risk).  Contraindicated unless under close   supervision.  Monitor (very low level of risk).  Monitor (low level of risk).  Monitor (low level of risk).  Monitor (low level of risk).  Monitor (lo






































           Basis of Concern Clinical studies indicate a (beneficial) synergistic effect. 129,130  Pharmacokinetics not affected in a clinical study   (healthy volunteers). 131 Controlled trials where drugs known to be taken by all or many heart disease patients: blood pressure decreased  significantly (2 trials), 132,133  decreased nonsignificantly (1 trial) 134  and was unchanged (1 trial). 135 Significant decrease in blood pressure observed in diabetics taking hypotensive drugs (1













           Potential Interaction Hawthorn  Crataegus monogyna, Crataegus laevigata (C. oxyacantha)  (See also Tannin-containing herbs)  May increase effectiveness of drug.  May increase effectiveness of drug. Hypoglycemic herbs   eg Gymnema sylvestre  (See also Ginkgo, Korean Ginseng, Milk Thistle, St John’s Wort)  May potentiate hypoglycemic activity of   drug.  Potentiation of drug effects.  Possible dopamine antagonist effects.  General: May decrease effectiveness of drug.  Nifedi














                      Hypotensive drugs  Hypoglycemic drugs    including insulin  Kava  Piper methysticum  CNS depressants   eg alcohol, barbiturates,   benzodiazepines  L-dopa and other Parkinson’s disease   Korean Ginseng  Panax ginseng  Antihypertensive medications   including nifedipine  Antiplatelet and anticoagulant   Cancer chemotherapeutic drugs   CNS stimulants  HIV integrase inhibitors


           Drug  Digoxin                                treatments                      drugs           eg imatinib  eg raltegravir




            136   MediHerb  Product Catalog 2018  • Herb-Drug Interaction Chart
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