Pill Identification by Imprints: ATN 50 Home Pill Identification by Imprints: ATN 50 2 results ATENOLOL 50 MG TABLET Side 1: ATN 50 Color: White Side 2: Shape: Round ATENOLOL 50 MG TABLET Side 1: ATN 50 Color: White Side 2: Shape: Round Other Popular Drug Imprint 128 44-466 692 250mg G 342 93 4068 54 311 502 54 735 1451 TA2M MMD 3604 MYLAN 143 A 6 V267 MEL 15 R718 GG854 N 741 031 G19 ALKA SELTZER and logo M V4 logo and 5033 44 449 PATR 25 222 464 40 mg NAT 375 2087 V logo and 11 M 355 6I L324 44 450 M T12 COUMADIN 1 TYLENOL 325 HOSPITAL GG 97