The generic player Ranbaxy has launched the authorized generic version of Amlodipine+ Atorvastatin (Caudet) tablets in US market. This was confirmed by the generic pharma giant in following press release: http://www.ranbaxy.com/news/newsdisp.aspx?cp=988&flag=LN
Innovator Pfizer is currently marketing about 11 combination strenghts in US market (Amlodipine+Atorvastatin):
10+10, 10+20, 10+40, 10+80, 2.5+10, 2.5+20, 2.5+40, 5+10, 5+20, 5+40, 5+80 mg tablets
This launch was as per Ranbaxy's earlier settlement with innovator Pfizer. Earlier, Ranbaxy has challenged the innovator's combination patent on this combination US6455574, scheduled to expire on Aug 11, 2018.