Pill Identification by Imprints: U 600 Home Pill Identification by Imprints: U 600 1 result THEOPHYLLINE ER 600 MG TABLET Side 1: P F Color: White Side 2: U 600 Shape: Rectangular Other Popular Drug Imprint 54 960 CIS 28 V 3 027 DISTA 3107 M 10 E 5 AN 44 K 57 54 795 M 1745 REGLAN WATSON 409 231 G80 KU 486 e5 110 IP 303 logo and 11 MP 183 L898 JSP 545 2 1/2 356 logo and 144 logo and 750-20 GG855 SA 25 AZ 267 4186 1490 AZ221 West-ward 445 E 25 LIMBREL 52005 54 312 93 27 V201 CB logo and 161