Pill Identification by Imprints: S 121 Home Pill Identification by Imprints: S 121 2 results SERTRALINE HCL 50 MG TABLET Side 1: S 121 Color: Blue Side 2: Shape: Round SERTRALINE HCL 50 MG TABLET Side 1: S 121 Color: Blue Side 2: Shape: Round Other Popular Drug Imprint 54 337 IDT O 5 577 PFIZER 412 M MC2 LESCOL XL MP 71 54 661 TL 001 A08 M3 BI 4 974 V353 P 60 METHADOSE 40 V 3 ucb 250 PAD 0180 GG 201 LCE 50 NT 50 SZ 198 VASO 10 MUTUAL 274 54 339 EC 35 393 C 91 GG D8 cor 904 C43 EP 127 S 127 RX905 LAN 1282 WW928 L 298 A538