Maybe they are trading product for advertising? That is a guess after reading the below. So looks like net rev is 400K.
They mention the problems with NPHC in the Q, and that they intend to continue to sell Cobroxin. My guess is some out of court settlement will be made.
Three Months Ended March 31,
2011 2010
Revenue, net:
Product sales
$
614,523 $ 895,487
Less: Advertising and marketing allowances
(205,918 )
Less: Returns and other allowances
(10,732 )
Total revenue, net
397,873 895,487