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 T 57 RG 10 Z 67 951 MYLAN MT 7 ML 59 HLP 40 1 4 CORGARD 20 F19 25 M Z1 logo and HF BCL 10 H 94 AS and logo DC U7 K-TAB 10 XL 215 GLYNASE 1.5 PD 220 GG 85 SDF 20 SL 456 A-P 2 VP 120 5/500 RDY 665 MYLAN 152 4827 AC 358 M211 C370 354 SOMA 250 ZGNX 30 mg Pepto Bismol 2 58 I 71 logo and 88