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 B75 BETAPACE Corcept 3799 MYSOLINE 250 FENTANYL 400 V 5 ANDRODERM and logo and 2MG/DAY 44-292 LOTREL 0384 BL 04 Z 66 T 10 7365 A-010 20 Q 300 T 192 7663 N 77 MYLAN 1400 M 243 U85 4741 440 gleevec 593 7.5 mg ex-lax 1 E 146 54 751 T539 logo and 2588 OV E 50 DDS 080 617 CPC 997 Sandoz S191 D 92