Pill Identification by Imprints: AC40 Home Pill Identification by Imprints: AC40 1 result ERYTHROMYCIN 500 MG FILMTAB Side 1: AC40 Color: Pink Side 2: Shape: Oval Other Popular Drug Imprint M 37 1310 SZ 136 EVT par 027 OBX BPI 192 logo and 3063 93 3171 66 Y S 521 4009 A B C 91 MP 183 BR 348 TL050 n30 NTBC 20 mg BCL 5 WATSON 862 AZ 013 GG 438 93 5514 SANDOZ 618 C020 3126 54 628 logo and H8 ZC 78 Q400 16 5 14 I 36 M 543 logo and 0303 M05 T 46 20mg N 100