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 JKI 11 H3647 GG 621 ZYRTEC TV ALEVE E503 ZC42 T 150 V348 CL62 H 146 832 2 1/2 Lilly 3232 A602 L146 C C C 54 769 ZGNX 30 mg 54 273 SLC 223 RI18 UNISOM ML 70 O23 441 MCR 314 AA 70 LCE 100 MYLAN 5340 PROVERA 2.5 MP 101 BMS 6070 L553 52 Y 350 RP BRX 2 MYLAN 217 C 7