Pill Identification by Imprints: ENA Home Pill Identification by Imprints: ENA 2 results IDHIFA 100 MG TABLET Side 1: ENA Color: Pale Yellow Side 2: 100 Shape: Oblong IDHIFA 50 MG TABLET Side 1: ENA Color: Pale Yellow Side 2: 50 Shape: Oval Other Popular Drug Imprint 737 20mg 894 GG 623 PREMARIN 0.9 IP 53 45 78 GG C6 10 mg G442 E 111 E 71 NOVO 291 West-ward 290 ESL200 C4 S553 logo and PB SLOW- MAG ALKA SELTZER PLUS M E16 ZYLOPRIM 100 A200 GP400 W 1037 AA1 437 dp NL 42 16 V MYLAN 4430 553 L9Y7 logo and 5241 L612 Y04 V 2 2.9 9 2 Ortho or Ortho 535