Title: Concept of Drug and its classification from ancient period until pharmacy age in Golden age of knowledge in Islamic civilization

Biography:

Hamed Ahansazan has achieved a BSc degree in hospital management from Qazvin University of medical sciences, Qazvin, Iran and an MSc degree in history of medical sciences from Shahid Beheshti University of medical sciences, Tehran, Iran. He currently works in a knowledge-based company at school of Persian medicine, Tehran university of Medical sciences, Tehran, Iran. He has been studying and researching about the history of pharmacy in Iran and Iran's relations to other civilizations in the ancient period. Hamed has also been cooperating with the department of history of medical sciences of Iranian Academy of medical sciences, since 2018.