The demos are self-extracting installation programs. Download them to a "temporary" directory and start the installation process by double-clicking on the resulting ".exe" file. A User's Guide for the software may be printed as one of the steps in the demo software installation.
IV Profile/Label System 7.1 for hospitals (iv7hosp.exe)
IV Profile/Label System 7.0HC for home care infusion (iv7home.exe)