Pill Identification by Imprints: AA Home Pill Identification by Imprints: AA 5 results TIAGABINE HCL 12 MG TABLET Side 1: AA Color: Green Side 2: 23 Shape: Oval TIAGABINE HCL 16 MG TABLET Side 1: AA Color: Blue Side 2: 24 Shape: Oval TIAGABINE HCL 2 MG TABLET Side 1: AA Color: Orange-Peach Side 2: 21 Shape: Round TIAGABINE HCL 4 MG TABLET Side 1: AA Color: Yellow Side 2: 22 Shape: Round ZYTIGA 500 MG TABLET Side 1: AA Color: Purple Side 2: 500 Shape: Oval Other Popular Drug Imprint riba 200 GG C9 GG 64 DS or DP A 2 SZ 390 LANOXIN F3F DIAMOX 754 AA 16 SG 176 54 231 E4416 M 36 OMJ 100 51 M PD6 256 GG 258 TARO 56 CM2 Advil A/S R332 2292 K 65 713 PAL 9 POLY 730 MYLAN 1258 NC 100 L 27 A-293 logo and 255 AN 514 N 2 P 75 AA 71 M121 54 349 ZC45 beano