The Top Pharma List's top 50 pharmaceutical products by global sales ranking is compiled from GlobalData's pharmaceutical revenue figures. Singulair was produced by Merck & Co..
Earlier cases have involved Novartis' cancer drug Glivec (imatinib), Roche 's Pegasys (peginterferon alfa-2a) for hepatitis, Merck &Co's asthma treatment Singulair (montelukast), Gilead's HIV drug Viread (tenofovir) and
Merck's third-quarter results were hit as expected by the lingering effect of patent expiries on key products such as cancer drug Temodar (temozolomide) and Singulair (montelukast) for asthma, as
sales of asthma drug Singulair (montelukast) on generic competition, as well as a 14 per cent drop in net income to $781m.
By the end of 2012, Advair (GSK - $8.2bn), Singulair (Merck - $5.5bn) and Diovan (Novartis - $5.7bn) would be among many billion-dollar brands to lose exclusivity during the calendar
This year has already seen IP setbacks in India for Novartis' leukaemia drug Glivec (imatinib), Merck &Co's Januvia (sitagliptin) diabetes franchise and Singulair (montelukast), Roche's Pegasys (peginterferon alfa-2a),
No results were found
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