Pill Identification by Imprints: fentanyl 600 mcg Home Pill Identification by Imprints: fentanyl 600 mcg 3 results FENTANYL CITRATE OTFC 600 MCG Side 1: fentanyl 600 mcg Color: White Side 2: Shape: Cylindrical FENTANYL CITRATE OTFC 600 MCG Side 1: FENTANYL 600 MCG Color: White Side 2: Shape: Bullet FENTANYL CITRATE OTFC 600 MCG Side 1: fentanyl 600 mcg Color: White Side 2: Shape: Cylindrical Other Popular Drug Imprint 597 M 61 WATSON 408 L 64 HP 17 R4 logo and 2372 L413 N 50 IP 103 0866 GPI P-60 I 15 E 5 R180 13800UL ALG 264 TL 173 T598 107 PROVERA 2.5 2683 344 SG 109 L-2 736 U 129 logo and LD KRC 148 E6 GG 540 APO 1000 logo and 2918 C5 DARAPRIM A3A CL62 B192 E 50 93 5528