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 V358 OTSUKA 90 mg or 30 mg 4467 M Z1 GG 771 44-470 13 30 NL 791 306 RG 11 M V4 MYLAN 5420 par 725 37.5 25 0630 25mg BL 50 CP114 VIP102 190 AA 16 P201 GG637 Nitro-Dur 0.2 mg/hr par 211 5513 PA1 logo and 511 CL 6 F L CP113 HP 46 L957 b 95 TE VA VP038 714 CL27 G-DS-75 47 AC40