Pill Identification by Imprints: P 300 Home Pill Identification by Imprints: P 300 2 results LITHIUM CARBONATE ER 300 MG TB Side 1: P 300 Color: Peach Side 2: Shape: Round LITHIUM CARBONATE ER 300 MG TB Side 1: P 300 Color: Peach Side 2: Shape: Round Other Popular Drug Imprint B 311 B-635 44 347 M53 SEARLE 1001 SINGULAIR 348 K6 K 45 AP205 1 L20 MYLAN CF 135 GAB 800 S3 12.5/500 L234 K237 C3 or P WW 174 E1 or D8 OMJ 250 M 71 logo 136 201 or 271 54 127 93 292 M164 E 655 BMS 250 mg CTI 142 CP 406 RU40 BCL 50 ORAP 1 GG 340 logo and 0303 P 242 S1 or P ZE 36