Rosey - it's called "BabyBiotic" from the health shop. Cost $40, but should last ages (months) as you only use a tiny bit at a time. It's a powder, we mix it in his bottles twice a day.

You must be so exhausted if he still isn't sleeping. It would be hard to feel productive if he is only catnapping. Are you exclusively breastfeeding?

Yes, the Manduca is similar to the ergo. Google "Manduca vs ergo" and you'll see why I picked it over the ergo.

As far as I know the baby wasn't sick. They live in a remote, very hot part of Australia, so not sure if that caused anything. I can't even imagine it