According to the IMS Health data, the market share of Cialis, Zydena, Yaila and Levitra recorded 27 %, 18.1 %, 4,8 % and 3.8 % respectively in the same period.
This ranking is same as 2007. But in one hand the market share of Viagra and Cialis reduced 1.4 % and 1.1 % respectively compared with 2007, in the other hand the market share of Zydena recorded 3.1 % increase from 15.1 % in 2007 to 18.2 % in 2008.
Especially the market share of M-vix(SK Chemicals), which had been released at the end of 2007, recorded only 2.7 %(2.1 billion of sales) in 2008. <헬스코리아뉴스>
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