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 XM D20 I 36 4211 V logo and F-C 3626 L 36 799 MYLAN 7155 N 136 S 180 PLIVA 328 N 40 E 771 571 MYLAN ZE 60 RG 10 ZE 36 P212 LAMICTAL UT 1 E 52 2083 V 381 100 NP 14 IG273 Andrex 700 G 252 978 A CH logo and 28 O15 P30 MYLAN 351 SUPRAX 200 8310 FENTANYL 75mcg/hr SAL S433 US 10