Pill Identification by Imprints: M136 Home Pill Identification by Imprints: M136 1 result THRIVITE 19 TABLET Side 1: M136 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint RP 1.25 RI18 b 702 S 90 54 375 F5 100 101 139 FDX LC 77 I 10 IP 272 SJ 646 Nitro-Dur 0.6 mg/hr L429 logo and 54 PREMARIN 1.25 01 G 90 M 447 XENICAL 120 E51 EXELON 1.5 mg U38 Macuvex Y2 or P A3 or P logo and 33 MYLAN FE 200 ALLFEN 395 VALTREX 1 gram N006 TOZAL 176 WATSON 411 SZ 469 V258 AC54 PH014