Pill Identification by Imprints: M 13 Home Pill Identification by Imprints: M 13 2 results TOLBUTAMIDE 500 MG TABLET Side 1: M 13 Color: White Side 2: Shape: Round TOLBUTAMIDE 500 MG TABLET Side 1: M 13 Color: White Side 2: Shape: Round Other Popular Drug Imprint H011 C 271 GG 957 G 325 464 40 mg 231 NORTRIPTYLINE E 131 367 E 103 ER 7 U40 PAD 0107 W 1033 WATSON 460 logo and 324 d p AN 553 n 573 AHI 1 GG 107 C HBP logo and 290 54 551 M GP10 logo and 3060 V358 S 493 logo and 4366 C 20 W 781 logo and 672 705 logo SANDOZ 666 LK100 U42 P-1 5 7 E502 KC 10