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 PFIZER 411 TZD WATSON 410 Lilly 3239 B 181 43 L467 M 4 WELLBUTRIN SR 200 C 91 P 984 B528 432 GS 425 H 012 POLY 716 CLR 50 93 318 XENICAL 120 ACTIQ 200 44-329 LL 722 207 54 591 logo and 255 A175 logo and 2578 GG 44 CHEMET logo and FHPC 400 M 1850 IP 78 E 205 E0 logo and 665 ZD 15 P 657 T1 50 ucb 750