Pill Identification by Imprints: U41 Home Pill Identification by Imprints: U41 3 results METHADONE HCL 5 MG TABLET Side 1: U41 Color: White Side 2: Shape: Round METHADONE HCL 5 MG TABLET Side 1: U41 Color: White Side 2: Shape: Round METHADONE HCL 5 MG TABLET Side 1: U41 Color: White Side 2: Shape: Round Other Popular Drug Imprint A533 951 1335 737 GG 431 D1 or P M U12 Prosteon 80 mg P 20 IP204 logo and 575 AN 521 232 54 085 DILANTIN WC-002 or WC L18 ADVIL PM ZA20 MSB 001 CORGARD 40 PGZ 102 TL 173 WPC 001 ZOVIRAX 800 logo 631 1137 SANDOZ 619 2174 MSD 726 VALPROIC 250 M450 C 269 ALG 263 DYN-105 2292 LZD 54 922