Here are some links to information about drug interactions and drug induced nutrient depleations.

These are interactive drug interaction calculators
http://www.drugdigest.org/DD/Interaction/ChooseDrugs

http://health.discovery.com/webapps/...do?jspLetter=A

Drug induced nutrient depleations
http://www.umm.edu/altmed/index.html This has a link to interactions too.

http://www.lef.org/magazine/mag2006/...t_drugs_01.htm

http://www.amazon.com/Drug-Induced-N.../dp/1930598459 This book was published in 2001 and I am waiting on the next edition
Anne