Pill Identification by Imprints: P 33 Home Pill Identification by Imprints: P 33 4 results PROPYLTHIOURACIL 50 MG TABLET Side 1: P 33 Color: White Side 2: Shape: Round PROPYLTHIOURACIL 50 MG TABLET Side 1: LL Color: White Side 2: P 33 Shape: Round PROPYLTHIOURACIL 50 MG TABLET Side 1: P 33 Color: White Side 2: Shape: Round PROPYLTHIOURACIL 50 MG TABLET Side 1: LL Color: White Side 2: P 33 Shape: Round Other Popular Drug Imprint 379 logo and 2891 COUMADIN 4 SI ELP 10 A 31 CAR/RX MYLAN E 17 Nitro-Dur 0.1 mg/hr logo and 530 AC S489 ANI 231 25 41 C HBP ZD 20 MSD 711 M1000 ASC CIBA 144 B 153 b 95 C55 MRK 44-502 M 171 770 U03 M AC AK 60 SD 6 B135 NL4S GG 952 AMOX 250 L467 B084 R180