Pill Identification by Imprints: H 501 Home Pill Identification by Imprints: H 501 4 results HYDROXYZINE HCL 25 MG TABLET Side 1: H 501 Color: White Side 2: Shape: Round HYDROXYZINE HCL 25 MG TABLET Side 1: H 501 Color: White Side 2: Shape: Round HYDROXYZINE HCL 25 MG TABLET Side 1: H 501 Color: White Side 2: Shape: Round HYDROXYZINE HCL 25 MG TABLET Side 1: H 501 Color: White Side 2: Shape: Round Other Popular Drug Imprint MYLAN DX 150 OS 212 E 724 A05 AP040 IP 178 RH 046 671 TOPAMAX 54 866 54 455 37 44 CellCept 250 G 342 IP 272 W 1034 108 511 M RE6 logo and TD N6 Butrans 10mcg/hour L201 C 115 M 543 MYLAN MT 7 Lilly 3232 M RN1 1122 1122 G 0533 WATSON 235 2984 300 MUTUAL 105 BCL 5 345 AN 574 S 127 ZA08 C83