After over 10 years of experience as a retail pharmacy owner and manager in Alexandria, Egypt, Dr. Wahba enrolled in the graduate program at Duquesne University and studied pharmacology and toxicology. Dr. Wahba's career for the next 20 years included work as a forensic toxicologist, forensic toxicology consultant and as a teacher of pharmacology at several colleges and universities. Dr. Wahba also was involved in retail pharmacy work.
Dr. Wahba has numerous publications and public presentations. He is an expert witness in his field and was voted "2002 Teacher of the Year" by PBA pharmacy students. Dr. Wahba served on different committees at churches he attended. He believes that God gave him the gifts of teaching and encouragement. He and his wife have conducted Bible studies in their homes for more than 20 years. Dr. Wahba has a love for teaching pharmacy students and for integrating Christian values in the classroom. He is one of the faculty involved in teaching Bible studies at PBA's Gregory School of Pharmacy and is also the director of Spiritual programs.