Pill Identification by Imprints: M 138 Home Pill Identification by Imprints: M 138 1 result STAVUDINE 40 MG CAPSULE Side 1: M 138 Color: Light Orange Side 2: M 138 Shape: Oblong Other Popular Drug Imprint BN4 Andrx 825 C324 500 SLC 224 POLY 210 V355 1207 M 75 CP 331 AN 735 2 53 M RN2 RD05 3126 U-S 40 44-466 L 128 509 PFIZER 411 GG 65 24 FOR SLEEP M R CP114 GG logo and FHPC 400 R 10 MYLAN TE 6 L068 Butrans 20mcg/hour K 111 4214 A 117 0.2 A 6 1071 5/1000 363 5553 L191 L127 WELLBUTRIN SR 100