ratiopharm Canada wins important patent legal battle with Pfizer

ratiopharm Canada wins important patent legal battle with Pfizer

Decision could potentially lead to millions in savings for Canadians 

MISSISSAUGA, ON, July 9 /CNW/ - ratiopharm Canada is pleased to announce that it has won a five-year legal battle against Pfizer to allow the marketing of Amlodipine Besylate (Norvasc(R)) by Canadian generic manufacturers. ratiopharm was the first company to challenge the Amlodipine Besylate patent in 2004 and the only company to successfully see the case through to the Federal Court decision announced on July 8, 2009. "We are extremely pleased at the decision by the Federal Court," states Jean-Guy Goulet, President and CEO, ratiopharm Canada. "This decision opens the amlodipine patent to generic manufacturers in Canada, the last major jurisdiction where the patent was held." ratio-AMLODIPINE will be available to patients imminently through their pharmacy. Amlodipine is an important cardiovascular medication, with more than 7,869,000 Norvasc(R) prescriptions to Canadian patients each year to treat high blood pressure and angina. Amlodipine Besylate is the highest selling medication in its class and the second highest selling medication overall in Canada. ratiopharm's success in the case could result in up to $180 million in savings annually to Canadian patients and the Canadian healthcare system.


- ratiopharm was the first company to challenge the Amlodipine Besylate patent in 2004. - ratiopharm's patent challenge was successful at the Federal Court level in February 2006. - Pfizer later appealed the decision in the ratiopharm case and won the appeal. - ratiopharm started an action to invalidate the Amlodipine Besylate patent under the Patent-Act on five grounds. - ratiopharm's won the case against Pfizer on July 8, 2009, invalidating the Amlodipine Besylate patent on all grounds.

Relevant Facts

- According to recent study in the Canadian Medical Association Journal (July 7, 2009), spending on cardiovascular medications increased 200 per cent between 1996 and 2006. - According to the Heart & Stroke Foundation, five million Canadian adults have high blood pressure, representing 22 per cent of the adult population. - According to the Heart & Stroke Foundation, in 2002 Canada spent $2 billion treating illnesses attributable to overweight and obesity.

Suggested Articles

Pliant Therapeutics will use the proceeds to push its lead program through midstage trials in fibrotic liver and lung diseases.

Cancer biotech Novellus has struck a deal with Plexxikon for its early- to midstage BRAF-inhibiting hopeful PLX8394.

Chinook Therapeutics is set to merge with fallen Big Pharma darling Aduro Biotech to create a kidney disease player with $180 million in cash.