Pill Identification by Imprints: S408 Home Pill Identification by Imprints: S408 1 result POTASSIUM CITRATE ER 15 MEQ TB Side 1: S408 Color: Pale Yellow Side 2: Shape: Oblong Other Popular Drug Imprint GAVISCON 1175 PRECOSE 50 CL 6 PT Lactase M-3 PAL 9 PD 222 PLIVA 648 ANI 231 M PD3 3QD ORA V362 35mg H 3 721 K 46 UPSHER-SMITH 0227 U46 NPR EC 500 16 RP120 2292 par 211 M MT GDC 134 BRISDELLE GX CL5 M EN3 P-D 915 K 400 RI3 AVA logo and 575 G 372 2 N S1 U-S 500 fentanyl 1200 mcg M E15 543