MannKind Afrezza Sales - Closing Out The Year By The Numbers Jan. 9, 2017 7:43 AM ET Spencer Osborne •Afrezza sales remain under 300 per week. •Q4 sales were just 3,573 scripts. •Numbers need to shift in a compelling way quickly. http://seekingalpha.com/article/4035177-mannkind-afrezza-sales-closing-year-numbers?app=1&auth_param=1vat:1c771ci:f6bb5e0d1ca66b110f61bcd9c26d3369&uprof=51