Pill Identification by Imprints: 555 606 Home Pill Identification by Imprints: 555 606 3 results MEGESTROL 20 MG TABLET Side 1: 555 606 Color: White Side 2: b Shape: Round MEGESTROL 20 MG TABLET Side 1: 555 606 Color: White Side 2: b Shape: Round MEGESTROL 20 MG TABLET Side 1: 555 606 Color: White Side 2: b Shape: Round Other Popular Drug Imprint AP4 VP GLYNASE 6 L181 logo and 3063 XANAX 0.5 MYLAN 156 BP 632 604 M 30 CXL 4 EP 138 Tiazac 300 44 227 CRESTOR 5 1/8 MEPHYTON E 707 LAMICTAL XR 25 or 50 or 100 TV 2 2102 CP 25 MF E701 OP150 ucb 500 logo and 2407 743 T536 TL 218 logo and 152 P-O K 25 M T12 C73 93-6 M C1 MYLAN 351 54 306 B 155