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 APO 041 S433 Nitro-Dur 0.3 mg/hr 722 REL900 NP 10 Kaopectate 1.4 USL 10 ZA 63 G 5007 OMJ 250 555 606 120 046 45 logo YC EP 139 Z198 2231 logo and 4358 AN 511 P 400 93 7198 MONODOX 100 SG 325 48 10 V357 M A15 M135 D 92 OS 302 GP 154 13800UL G 6 A/P 25 / 45 PLIVA 467 MYLAN 2250 BP 632 OTSUKA 15