Pill Identification by Imprints: I33 Home Pill Identification by Imprints: I33 2 results FELODIPINE ER 10 MG TABLET Side 1: I33 Color: White Side 2: Shape: Round IRBESARTAN-HYDROCHLOROTHIAZIDE 150-12.5 MG TB Side 1: M Color: Yellow Side 2: I33 Shape: Oval Other Popular Drug Imprint 523 52 PD 157 GPI W2 VP059 PFIZER 398 BMS 6063 G 55 MYLAN 7165 AMOXIL 250 T535 M CL3 logo and 2778 721 PARNATE SB E19 54 372 IP 195 LOTREL 2260 GC5 A IK TL 383 EP 140 PAN 5 54 043 G 242 Z 4236 B167 E25 or E26 or E27 or E24 NVR H152 2087 V L2 44 404 M110 835 171 W 1031 MINOXIDIL 2 1/2 M 177