Just thought I would post this as I have only just found out about it.
If you are in Scotland and don't pay for prescriptions - this includes children - you don't need to pay for a lot of over the counter medicines. Obviously you will only get generic versions of things but you can get medicine for lots of things for free.
There is information about it here
[http://www.nhs24.com/content/default.asp?page=s3_5_1&newsid=1397&back=home]]