Zohydro ER (hydrocodone bitartrate extended release) - Pernix
Pernix Therapeutics: Investor Presentation (Pernix Therapeutics) - Oct 9, 2015 - Anticipated patent expiry in 2028 
Anticipated patent expiry • Pain
http://www.pernixtx.com/wp-content/uploads/2015/09/PTX_InvestorDeck_September2015.pdf
 
Oct 9, 2015
 
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