Pill Identification by Imprints: N 40 Home Pill Identification by Imprints: N 40 3 results NADOLOL 40 MG TABLET Side 1: N 40 Color: Light Yellow Side 2: Shape: Round ROPINIROLE HCL 4 MG TABLET Side 1: M Color: Gray Side 2: N 40 Shape: Round ROPINIROLE HCL 4 MG TABLET Side 1: M Color: Gray Side 2: N 40 Shape: Round Other Popular Drug Imprint M211 AA59 TL 218 US logo and 665 68 -7 Tedor 255 516 5012 V E 757 MYLAN 145 928 44 334 WPI 3720 TL 003 738 MP 12 logo 150 G 036 BP 649 WC 800 S12 B 293 OB01 NT6 HP 61 LMT or LAMICTAL WPI 3771 04 31 214 RH 046 M 542 W 902 L657 L160 17 F 1 E 177 logo and 4443 0866