It was mentioned a salad will "just not fill you up". Your body is use to worthless volume based on cheap carbs, not quality nutrition. It will really suck at first, though your body will adapt. A salad with a chicken breast, turkey, tuna, or salmon will provide you with the quality nutrients your body actually needs. Changing your life style is not an easy, and with your schedule it is extremely difficult. On the other side, look at the side affects of the medication, that should provide some motivation.