Then you need to contact the clinic and ask for and pay your outstanding bill.
I stopped at the front on my way out to pay and was told that if there was any charge it would be given at the pharmacy. Maybe it was included in the prescription fee.
Online application completed: Sept 11, 2013
Biometrics completed: Sept 20, 2013
Application / Docs shipped: Sept 24, 2013
Application / Docs arrived: Sept 24, 2013
Application being processed: Sept 30, 2013
A decision has been made/package on its way: Oct 16, 2013
VISA ARRIVES: Oct 18, 2013
Arrive in the UK: Dec 5, 2013
Married: Feb 21, 2014
FLR(M) App sent: Mar 17, 2014
Biometrics letter received/done: Mar 22, 2014