TGRX-326 Pharmacokinetic Food Effect Bioavailability Study

Inclusion Criteria: * able to understand the purpose, methods and possible adverse events of the study and agree to volunteering consent before the start of study * healthy subject; male or female * Age between 18 and 55 (inclusive) * body mass index (BMI) between 19.0 and 26.0 (inclusive), male weight \<=50 kg, female weight \<=45 kg * normal/ clinically insignificant test results (including physical exam, laboratory tests, 12-lead ECG, chest x-ray, etc.) * participant/partner of the participant does not have plans for child bearing from screening until 6 months after study, and is willing to take contraceptive measures during study period and for 6 months, and does not have plans to donate sperm/egg during the said period Exclusion Criteria: * history of allergic reactions, or allergic to any components to the study drugs that by investigator's judgement unsuitable for the study * any clinically significant conditions that could affect study outcomes, safety or compliance * history of major surgery within 3 months before first dose, or have plans to receive surgery during the study, or history of any surgery that could affect drug absorption, distribution, metabolism and excretion * have difficulties to receive venous needle puncture, or cannot tolerate venous needle puncture, or history of hematophobia or needle sickness * history of substance abuse * have special food requirement or cannot follow food requirement of the study, or lactose intolerant * use of any investi…