When I go to bed about 11 and until about 5, I am at an ok level, but from 5 it just goes whoosh! and I can wake up at 12, 13. I can be at 4 before 3am. And if I am 4 at say 2am, I have 10g of carbs. I'm scared that if I increase my Lantus I will go even lower than 4 before 3am, but then is...