Pill Identification by Imprints: P21 Home Pill Identification by Imprints: P21 4 results LOSARTAN POTASSIUM 25 MG TAB Side 1: LU Color: White Side 2: P21 Shape: Oblong LOSARTAN POTASSIUM 25 MG TAB Side 1: LU Color: White Side 2: P21 Shape: Oblong LOSARTAN POTASSIUM 25 MG TAB Side 1: LU Color: White Side 2: P21 Shape: Oblong LOSARTAN POTASSIUM 25 MG TAB Side 1: LU Color: White Side 2: P21 Shape: Oblong Other Popular Drug Imprint 13 30 ASC 116 logo 222 P1 C 114 0524 0405 RH38 MP 17 HP 60 4008 630 232 259 or 310 73 00 NU-IRON 150 0291 MYLAN 1650 JSP 545 K5 FL 10 V251 Z 12 OTSUKA 45 mg or 15 mg G 90 logo 136 EXH 16 243 312 RF 28 61 60 MYLAN 5220 CMC 176 ML 72 logo and 3117 364 VP059 7.5/1000 T 19 AN 643 L421 15/850