Pfizer, A Branded Generic & A Patent Fight

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norvascFile this under ‘if at first you don’t suceed, try, try, again.’ And Pfizers appears to have succeeded. Its Norvasc blood pressure pill lost patent protection earlier this year and, of course, generic makers drooled over the chance to sell their version of Canada’s third best-selling drug.

But the Saskatchewan government just awarded its first contract for a generic version to Pfizer’s GenMed division, fueling concerns that such “tendering systems” will become the norm and inadvertently leave Canadians paying much more for prescription drugs, The National Post reports.

Pfizer lost a drawn-out court battle recently to try to keep its patent-protection in force longer and delay any generic competition for another year, the paper writes, adding that its GenMed unit then offered Saskatchewan’s drug plan the lowest price among eight competitors that started selling copies of Norvasc when the patent expired last week.

Critics called the province’s move seriously shortsighted, noting that generic companies frequently spend millions on lengthy court battles over drug patents, resulting in cheaper versions of brand-name meds. But they worry that tendering systems, which are becoming more popular in the provinces, fail to reward that investment in litigation, which could mean delay generic availability.

“Pfizer benefited…at high monopoly prices with a patent the courts declared invalid, and then undercut the generic companies and won the tender,” Jim Keon, president of the Canadian Generic Pharmaceutical Association, tells the Post. “If they take away our incentives, no one is going to challenge the patents and, in the end, governments are going to spend much more.”

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  1. Is there nothing they won’t do?

  2. I don’t see what the problem is. The province is trying to get the lowest costs drugs to the patient. Pfizer was able to provide the lowest cost drugs, so what’s the problem?

  3. This makes me laugh! For a long time the generics firms (who produce ZERO new drugs) have been able to cut themselves off a piece of the pie by sending their lawyers after the R&D Pharma company’s products.
    So now, instead of letting the generics firms produce their drugs for cheap, the Pharma companies are PRODUCING THEIR DRUGS FOR LESS.
    I agree with Mark, the consumer wins either way, so what’s the problem?

  4. Nice to have Pharmalot back… I disagree with Mark and Dr. Dave and am inclined to agree with the complaint by the representative of the generics sector. The “problem” is that we know that the reason why Pfizer lowered price is because it lost the court case, there’s no dispute there — but if Pfizer then gets the contract to supply it removes generic firms’ incentives to engage in expensive litigation and challenge the patent in future cases. It really has nothing at all to do with whether or not the firm that won the tender is Pfizer, a Pfizer spin-off, or Joe’s generic company. The point is that challenging patents is costly and if the benefits of a successful challenge are not appropriated by the one bearing the costs of the challenge, then no rational firm will challenge patents. And then the consumers lose. Perhaps I’m missing something but this is precisely the logic that motivates and informs the 6months of market exclusivity that Hatch-Waxman provides successful generic litigants.

  5. foln16,

    The reason why the generics companies are complaining is because their business is being taken away.

    Your comments about challenging patents being costly is true, but just like pharma R&D, there is no guaranteed outcome.

    Merck did this same thing with Zocor and completely pulled the rug out from under Teva (I believe). They basically negotiated with an insurance company to provide a cheaper generic.

    So I ask again, the only winner here is the patient. Either the pharma company launches their own generic (and provides a lower cost than the generic firms can) or they don’t and the generic firms produce a cheap generic firm. Either way, the patient gets the benefit.

  6. Dr. Dave, you are exactly right. Moreover, nothing about the 6 months of exclusivity would keep the brand manufacturer from bringing out its own generic to compete against the “exclusive” generic.

  7. Dr. Dave: yes, no outcomes are guaranteed, but in the case of pharma R/D while success in R/D itself is not guaranteed, when R/D is successful the benefits of such success are guaranteed (i.e. periods of exclusivity). In this instance, however, you’re saying that not only is success in challenging patents not guaranteed, but when litigation is successful the benefits shouldn’t be guaranteed either. You may believe that, in which case we just disagree, but surely you’ll agree that these are different.

    In long term, if generic firms lose the incentive to challenge patents, patients lose — not just the firms, but patients too. (I must sound like a spokesperson for the generics industry — I’m not).

  8. Pfizer’s patent is the reason why many generic pharmacy came with generic brand.

    @Mark
    You mean to say Pfizer’s Viagra is cheap?. Refer me the pharmacy please.

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