This widely ridiculed 80's TV commercial is explained on TV Tropes.
While the commercial is lame, it is at least honest about the actor's nonexistant medical qualifications.
If only El Naschie had as much integrity.
Previous posts on the subject of El Naschie's false claim of full professorship:
محمد النشائي All El Naschie All The Time محمد النشائي