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 J 245 A1 510 MP 178 G23 2 RP HE MAX R1 E 130 M500 MYLAN 6726 669 485 K4 50 92 80 C5 or C2 25 41 C 11 GG 53 S 20 XR 200 E701 PARLODEL 5 mg ALG 263 1 85 logo and 4960 P 33 P11 logo and 35 l81 SX C* 2130 202 SCI7 VGR 25 STI 022 PAD 0180 P62