Pill Identification by Imprints: G 421 Home Pill Identification by Imprints: G 421 3 results MIDODRINE HCL 2.5 MG TABLET Side 1: G 421 Color: White Side 2: Shape: Round MIDODRINE HCL 2.5 MG TABLET Side 1: G 421 Color: White Side 2: Shape: Round MIDODRINE HCL 2.5 MG TABLET Side 1: G 421 Color: White Side 2: Shape: Round Other Popular Drug Imprint 9R MYLAN 5375 AP 84 Y 43 DAN 5535 ETO 200 MG 348 SV 572 logo and 3059 MP 658 B75 156 905 5/500 64 dp AS AN 553 G 2003 ERTH G 2 logo 1114 V268 ZC 82 APTALIS 3 MYLAN 7160 ZD18 AN 361 E448 CL8 722 logo and 640 B056 STO 200 CIFEREX P 3 OB01 VP052 L477 C41