Pill Identification by Imprints: ATN Home Pill Identification by Imprints: ATN 2 results ATENOLOL 25 MG TABLET Side 1: ATN Color: White Side 2: 25 Shape: Round ATENOLOL 25 MG TABLET Side 1: ATN Color: White Side 2: 25 Shape: Round Other Popular Drug Imprint MYLAN G1 AMB 10 AN 41 RD 72 902 logo and PB 268/40 TV 1 B 683 CL 56 1507 I4 WW 763 EP 130 675 32 L 20 GXL 10 10 31 18mg 54 427 US 14 I 21 PA140 W 1033 cor 224 IL 3583 AA 70 IDT M60 LILLY 4115 T1 150 I 03 RX 829 MOTRIN PM NP BRX 3 MP 50 540 SZ 431 OMEPRAZOLE 40 mg