Pill Identification by Imprints: 51A Home Pill Identification by Imprints: 51A 2 results DOCUSATE SODIUM 100 MG CAPSULE Side 1: 51A Color: Red Side 2: Shape: Oval DOCUSATE SODIUM 100 MG SOFTGEL Side 1: 51A Color: Red Side 2: Shape: Oval Other Popular Drug Imprint HP 63 UNISOM 331 M 28 PREMARIN 0.45 N S1 E73 ID PD 527 S 4 RI 61 G1 SZ 657 Butrans 7.5 mcg/hour MYLAN 5220 FLUMADINE 100 S 901 BP 301 0.25 792 M 81 GG 461 logo and 574 J 050 591 logo 355 668 GG 65 93 3147 T 47 ZYRTEC D 832 200 086 N023 AX C 10 HE1 logo 150 DISTA 3104 CA