3 hour glucose

Hillary
So I just chugged this drink and I'm so sick. 
I've had a headache since I woke up. ( been here since 8:30 it's now 10:30 and I just took it. 
I'm so sick and my head hurts and I'm so hungry. I had to fast for 12+ hours. 
How is this fucking humane. 
I have to sit here all morning and half the afternoon while I'm starving and sick. 
Like who the hell came up with this