Pill Identification by Imprints: 5266 Home Pill Identification by Imprints: 5266 2 results TETRACYCLINE 500 MG CAPSULE Side 1: 5266 Color: Yellow Side 2: 5266 Shape: Oblong TETRACYCLINE 500 MG CAPSULE Side 1: 5266 Color: Yellow Side 2: 5266 Shape: Oblong Other Popular Drug Imprint 259 or 310 IP 178 DF M MN2 S 39 ICN Onset M0100 805 160 mg 500 500 SLC 222 logo and 7772 838 AP 84 Corcept logo and NS BI 4 F 85 T 20 EXELON 4.5 mg 54 775 E 53 MYLAN 6410 ZA 64 NT 300 A 21 44- 107 401 833 5 PROVERA 2.5 RSV 20 logo and 048 554 194 Y 46 M 625 H9050 TEVA 7590 NL 571 5 7