1. Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Al Azhar University, Assuit, Egypt;
2. Department of Pharmaceutics, Faculty of Pharmacy, Qassim University, Buraydah, Al- Qassim, Kingdom of Saudi Arabia;
3. Department of Industrial Pharmacy, Faculty of Pharmacy, Assiut University, Assiut, Egypt
4. Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmacy, Mutah University, Mutah, Karak, Jordan;