Pill Identification by Imprints: C F Home Pill Identification by Imprints: C F 1 result ALAHIST CF TABLET Side 1: C F Color: Light Yellow Side 2: Shape: Oval Other Popular Drug Imprint 221 8 07 FENTANYL 75mcg/hr SZ 657 P62 N 344 SZ 469 AR 374 EFF 590 V 5 PAXIL 4833X 37 98 L18 A 349 K 6 M151 PA 500 K 57 MP 542 MP 79 IP 253 54 734 TYLENOL 325 HOSPITAL ZC40 23 NE 200 655 WPI Zegerid 81 EP 50 US 10 MAXALT LL713 K 7 logo 137 62 RI2