gave the drug a 1C rating, meaning that it found little difference between felodipine and the drugs already approved for the same use. In 1994 Astra AB and Merck changed their partnership to a joint venture called Astra Merck, and in 1998 Astra (by that time, AstraZeneca) bought out Merck's rights in the joint venture. The first generics became available in Sweden in 2003 and in the US in 2004. In April 2016, AstraZeneca announced that they were selling the right to market felodipine in China to China Medical System Holdings for $310 million; AZ would continue to manufacture the drug. Society and culture As of 2016, felodipine was marketed under many brand names worldwide: Auronal, Cardioplen, Catrazil, Dewei, Dilahex, Enfelo, Erding, Fedil, Fedisyn, Feldil, Felicipin, Felo, Felocard, Felocor, Feloday, Felodil, Felodin, Felodip, Felodipin, Felodipina, Felodipine, Felodipino, Felodistad, Felogard, Felohexal, Felop, Felopine, Felostad, Feloten, Felotens, Felpin, Flodicar, Flodil, Keliping, Keydipin, Lodistad, Modip, Munobal, Nirmadil, Parmid, Penedil, Perfudal, Phelop, Phenodical, Plendil, Plentopine, Polo, Presid, Preslow, Prevex, Renedil, Sistar, Splendil, Stapin, Topidil, Vascalpha, Versant, and XiaoDing. The combination of felodipine and candesartan was marketed as Atacand. The combination of felodipine and ramipril was marketed as Delmuno, Tazko, Triacor, Triapin, Triasyn, Tri-Plen, Unimax, and Unitens. The combination of felodipine and enalapril was marketed as Lexxel. The combination of felodipine and metoprolol was marketed as Logimat, Logimax, and Mobloc. References Antimineralocorticoids Calcium channel blockers CYP2D6 inhibitors Dihydropyridines AstraZeneca brands Carboxylate esters Chloroarenes