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 M123 m 100 R428 84 68 -7 WATSON 488 AZ6 E41 P 10 PREMPRO 0.625/5 ALLERGY 12 BEACH C8 756 TL 121 TV 10 AN249 RD27 T582 122 ECR 466 W 718 R 4 S44 10 or 20 or 40 RG78 186 37-4401 CORGARD 40 RENAGEL 800 BP 643 LK100 368 611 WPI 839 791 BMS 80 APO CL48