Pill Identification by Imprints: A536 Home Pill Identification by Imprints: A536 2 results GUANFACINE HCL ER 3 MG TABLET Side 1: A536 Color: Blue Side 2: 3 mg Shape: Round GUANFACINE HCL ER 3 MG TABLET Side 1: A536 Color: Blue Side 2: 3 mg Shape: Round Other Popular Drug Imprint MYLAN 1259 WPI 858 UPSHER-SMITH 0102 44-466 Andrx 710 M 93 barr 15 mg JMI D16 K 7 215 Z 4236 WRF 1 537 AMBI 444 CL50 WW928 C224 G 035 par 289 1010 LB2 M 060 54 452 S 21 ACN 4 RD 72 PLAQUENIL DSS YS 01 44-542 MT1 P 450 CL55 E 221 logo and YD NL 2 RP133 L217 REV 31