Low calorie(carbohydrates) things. Example: Instead of White bread they would need Whole Wheat bread and less major sugars like over doing it on pop and candy sometimes even simple veggies like corn or fruits like Strawberries because of their Natural sugars
        
             
        
        
        
Answer: I believe that it is not safe because if you were to say crush it up and snort it and you thought that is wasn't working so you did another and then maybe another then you might be taking more then what you where supposed to take in one setting.
Hope it makes since.
 
        
             
        
        
        
Double check the blood types and reread the patients medical history