As health care professionals, we should also consider one another aspect and that is drug interaction with these herbal supplements. Some common drug herb interactions are ginseng with warfarin, ginseng with phenelzine, St. John's wort with paroxetine and digoxin. To read more drug herb interaction click here.
Some herbs have been associated with toxicities, for example, Kava-kava, chaparral and comfrey have been reported to cause liver damage.
To read more about some herbal products and its adverse effects click here.
Rahul Patel, PharmD Candidate 2015