Pill Identification by Imprints: M 4 Home Pill Identification by Imprints: M 4 4 results METOPROLOL SUCC ER 200 MG TAB Side 1: M 4 Color: White Side 2: Shape: Oval METOPROLOL SUCC ER 200 MG TAB Side 1: M 4 Color: White Side 2: Shape: Oval METOPROLOL SUCC ER 200 MG TAB Side 1: M 4 Color: White Side 2: Shape: Oval METOPROLOL SUCC ER 200 MG TAB Side 1: M 4 Color: White Side 2: Shape: Oval Other Popular Drug Imprint V260 I63 TCL 003 Vivotif Berna R0.50 Lilly 3234 265/10 CL48 PHARMACIA & UPJOHN G 786 AA 14 5 300 L 67 Fentanyl 75 mcg/hr L195 APTALIS 3 H144 F51 AAA 1031 G 5007 ex-lax 1 G-DS-50 E 64 GILEAD 10 HP 43 M 444 VASO 5 VP 012 54 150 L554 537 GG 126 ZA-12 K 45 S 429 RG 10 MYLAN 4010 248 E T81 3431