Pill Identification by Imprints: HP 18 Home Pill Identification by Imprints: HP 18 2 results TETRACYCLINE 500 MG CAPSULE Side 1: HP 18 Color: Yellow Side 2: HP 18 Shape: Oblong TETRACYCLINE 500 MG CAPSULE Side 1: HP 18 Color: Yellow Side 2: HP 18 Shape: Oblong Other Popular Drug Imprint 147 S251 AVA 590 C 269 PBT P24HR M 1 RX615 L 40 logo and 120 A-010 20 1 2 L282 KU 129 GAVISCON 1175 logo and 5313 799 543 AA1 L201 F 85 cor 132 SANDOZ 625 L461 Y03 logo and 20 AA 820 M C URETRON D/S S903 STO 200 G352 L485 NP 20 NL 711 583 AC 355 CTN Nitro-Dur 0.1 mg/hr