Pill Identification by Imprints: Tandem Home Pill Identification by Imprints: Tandem 1 result TANDEM DUAL ACTION CAPSULE Side 1: Tandem Color: Light Brown Side 2: US US US US US US US US Shape: Oblong Other Popular Drug Imprint S251 EFF V356 ACN 4 AMOXIL 875 MYLAN TM 100 A 75 K 400 E 123 R50 M GP5 002 TL 177 par 028 M MC2 L431 593 AN 41 1385 PLAQUENIL Q50 B419 4468 384 I 03 AMBI 442 89 MP 443 A25 316 m 155 logo and 509 MCR 314 M05 par 086 HP 18 CM4 E 111 P24HR 54 769