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 H 94 H 604 BY1 E 10 517 IP 253 C51 logo and 19 GLYBUR L126 B2 92 L950 277 715 G221 PA1000 PH 034 WATSON ADAMAS 85 U U M160 E1 or E2 WATSON 3208 CREON 1236 V-Z-F A1 MYLAN 232 PTLA Nitro-Dur 0.4 mg/hr EC CYP 870 GG 51 logo and 23 logo and 511 SA 25 S 368 MYLAN 1700 G 4 MYLAN 5427 TV A18