Pill Identification by Imprints: 421 Home Pill Identification by Imprints: 421 10 results LISINOPRIL 30 MG TABLET Side 1: IG Color: Red Side 2: 421 Shape: Round LISINOPRIL 30 MG TABLET Side 1: IG Color: Red Side 2: 421 Shape: Round LISINOPRIL 30 MG TABLET Side 1: IG Color: Red Side 2: 421 Shape: Round LISINOPRIL 30 MG TABLET Side 1: IG Color: Red Side 2: 421 Shape: Round METHYLDOPA 500 MG TABLET Side 1: MYLAN Color: Beige Side 2: 421 Shape: Oblong METHYLDOPA 500 MG TABLET Side 1: MYLAN Color: Beige Side 2: 421 Shape: Oblong METHYLDOPA 500 MG TABLET Side 1: MYLAN Color: Beige Side 2: 421 Shape: Oblong PAROXETINE HCL 10 MG TABLET Side 1: 421 Color: Yellow Side 2: Shape: Oblong PAROXETINE HCL 10 MG TABLET Side 1: 421 Color: Yellow Side 2: Shape: Oblong PAROXETINE HCL 10 MG TABLET Side 1: 421 Color: Yellow Side 2: Shape: Oblong Other Popular Drug Imprint 44-526 E 10 S433 490 RG MSB 001 5/325 TARO PHN 100 AR 50 BP 802 T 19 SZ 390 GG 235 IMA 100 54 662 813 Eisai AA1 E502 D 24 Z 67 ANI 230 ER 5 EP 136 80 B 155 792 66 Y TL606 TCL 097 WC 402 659 54 315 GX CM3 MYLAN 3404 T9 TYLENOL 325 HOSPITAL 296 RI logo and PCE