Preface

This book, *Natural Medicinal Plants*, includes sixteen chapters that address such topics as extraction of bioactive compounds from medicinal plants and herbs, medicinal plants and their pharmaceutical values, and usage of plants in traditional African medicine and in India. The book also provides scientific evidence on drugs developed from plants and their effectiveness for treating different illnesses, including COVID-19.

It is a useful resource for researchers, students, and other interested readers. It is also recommended for readers to take a look at a related book, *Natural Drugs from Plants.*

> **Hany A. El-Shemy** Faculty of Agriculture, Biochemistry Department, Cairo University, Giza, Egypt
