Pill Identification by Imprints: RE 21 Home Pill Identification by Imprints: RE 21 8 results ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round ATENOLOL 100 MG TABLET Side 1: RE 21 Color: White Side 2: Shape: Round Other Popular Drug Imprint ARICEPT CPC 77 PREMPRO 0.3/1.5 10 300 PRIFTIN M 61 ALTACE 1.25 mg I3 TV 4 MYLAN MT 7 G 4910 logo and 242 3626 HP 60 54 312 107 V S 44 532 C C C G80 SC17 V260 569 VALPROIC 250-0364 HP 194 CL 56 G455 1 8 755 250mg I 36 MP 443 N 598 E 799 1138 GG 296 Advil MYLAN 4010 TL 015 LOTREL 2265