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 SZ 787 RX 900 EPITOL B 546 LCI 1445 A675 77 785 705 par 027 RD05 M 28 D-3 NTBC 20 mg West-ward 480 54 323 ZA07 396 GG 167 MP 513 TR G-X-U ANCOBON 250 ICN logo and 76 WATSON 528 R-262 MYLAN 3404 MDV ATN 100 229 229 P019 JSP 545 logo and 58 MYLAN 2264 MJ 755 K105 M 424 T1 200 U 129 L 350