If the things are like written below, I think the startup is not going bad at all.
Below, I'm pasting a msg from a YMB user (because it's buried into a thread).
"The way IMS reports they include 3 numbers per week but they are weekly numbers. They report Trx, Nrx and Rrx. Total scripts, new scripts and Refills scripts. for the first 4 weeks you will only see Total scrips and new scripts and they are the total and new scripts reported for the week. Once we get out to 5 or 6 weeks we will have Total scripts = New scripts for the week + refill scripts.
Here are the numbers from the victoza launch so you can see an example.