You already know about $5 prescriptions
at Wal-Mart and other stores, but that
mostly applies to generics.
Remember that some of the big drug companies,
namely Merk and Pfizer have free drug programs
for qualifying individuals.
see:
http://www.pfizerhelpfulanswers.com/pages/misc/Default.aspx
and
http://www.merck.com/merckhelps/patientassistance/whats_covered.html
-john