The 15 best-selling drugs of 2012 http://www.fiercepharma.com/special-reports/15-best-selling-drugs-2012 1 Humira 2 Enbrel 3 Advair/Seretide 4 Remicade 5 Rituxan 6 Crestor 7 Lantus 8 Herceptin 9 Avastin 10 Lipitor 11 Abilify 12 Plavix 13 Cymbalta 14 Gleevec 15 Spiriva