Pill Identification by Imprints: 531 Home Pill Identification by Imprints: 531 4 results METHYLPHENIDATE 5 MG TABLET Side 1: MD Color: Yellow Side 2: 531 Shape: Round TRAMADOL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round TRAMADOL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round TRAMADOL HCL ER 100 MG TABLET Side 1: 531 Color: White Side 2: Shape: Round Other Popular Drug Imprint logo and 202 36 G 70 MP 772 CNG1 Tiazac 300 ZC 15 MYLAN MT 14 7188 TV U4 GSI500 N 225 T 174 TEVA 2049 H logo and 048 IP 219 RP RCC S44 M 59 T1 200 554 FIORINAL 955 75 B 586 or B 587 54 741 HP65 1181 037 SZ 658 U 168 907 OLAPARIB 50 mg CL47 Voltaren XR E 64 M160 ALKA SELTZER and logo EP 134 T91