1. Department of Pharmacology and Toxicology, College of Pharmacy, King Saud University, Riyadh, Saudi Arabia;
2. Department of Pharmacology, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-Kharj, Saudi Arabia;
3. King Khalid University Hospital, College of Medicine, King Saud University, Forensic Medicine and Toxicology Unit, Riyadh, Saudi Arabia