that includes the top two popular drugs, cholesterol-controller lipitor and blood-thinner plavix. in the next year or so, the door will open for cheaper generic versions that are chemically the same as the original brand-name drugs. >> stephen: no way! if i've got a brand-name affliction i want a name-brand cure. (laughter) lou gehrig didn't go to the trouble of endorsing his disease so it could be treated with some cheap generic knockoff. (laughter) fortunately, these pharmaceutical companies have found a work-around. they create two-for-one combination pills to extend patents on blockbuster brand-name prescriptions. for instance, pfizer created caduet, a quinn combination of lipitor and norvasc while bristol-myers squibb introduced resays we put the butter plavix. you got your blood thinner my chocolate! (laughter and applause) wow, that sounds good. i could go for some of that. well, this year many of prescott's most popular drug patents will expire along with many of the patients who took them. (laughter) so to protect their intellectual property, prescott is proud to combine