• Goodman & Gilman's: The Pharmacological Basis of Therapeutics, 13e.

• Pharmacology, Lippincott's Illustrated Reviews, 7th edition, by R.  A. Harvey and P. C. Champe

• Katzung BG. eds. Basic & Clinical Pharmacology, 14e New York, NY: McGraw-Hill

• Katzung & Trevor's Pharmacology: Examination & Board Review, 12e, Bertram G. Katzung, Marieke Kruidering-Hall, Anthony J. Trevor

• Fundamentals of Complementary and Alternative Medicine, 5th Edition by Marc S. Micozzi (2015). Elsevier.

• ABC of Complementary Medicine, 2nd Edition by Catherine Zollman, Andrew J. Vickers, Janet Richardson (2008). Blackwell Publishing Ltd.

• Complementary and alternative medicine: challenge and change, 2nd Edition by Kelner, M., & Wellman, B. (2014). Routledge.

• Phytopharmacy: An evidence-based guide to herbal medicinal products, 1st Edition by Edwards, S. E., da Costa Rocha, I., Williamson, E. M., & Heinrich, M. (2015). John Wiley & Sons.

• Nelson LS, Lewin NA, Howland MA, Hoffman RS, Goldfrank LR, Flomenbaum NE. Goldfrank's Toxicologic Emergencies, 9th edition

• Pillay VV. Modern Medical Toxicology, 4th edition Principals

• Klassen CD, Watkins JB. Casarett's & Doull's Essentials of Toxicology, 3rd edition

• Olson KR. Poisoning & Drug Overdose, 7th edition

• Journal: Toxicology

• Journal: Clinical Toxicology

• Principals and practice of Phytotherapy: Modern Herbal Medicine by Simon Mills and Kerry Bone, seventh edition

• Fundamentals of Pharmacognosy and phytotherapy by Michael Heinrich, Joanne Barnes, Simon Gibbons, Elizabeth Williamson, second edition

 

• Natural Medicines Comprehensive Database monographs; http://www.naturaldatabase.com.

• Medline Plus Herbs and Supplements; http://www.nlm.nih.gov/medlineplus/druginfo/herb_All.html

• Natural Medicines; https://naturalmedicines.therapeuticresearch.com/