This study is a multi-center, single-arm, open-label, pilot clinical trial to explore efficacy and safety of Pyramax in mild to moderate COVID-19 patients

This study is a multi-center, single-arm, open-label, pilot clinical trial to explore the efficacy and safety of Pyramax Tab. in patients diagnosed with mild to moderate Coronavirus Disease-19 (COVID-19).

Major inclusion criteria are eligible patients confirmed with mild or moderate COVID-19, along with one or more symptoms in association with COVID-19 within 5 days (120 hours) before the screening, who do not need adjunctive oxygen therapy.

Subjects eligible to participate in this study will be enrolled and will take Investigational Product once a day for 3 days.

Subjects will participate in this study for 29 days in total, and subjects will follow the procedure in accordance with the Schedule of Clinical Trial Events to evaluate efficacy and safety after administration of Investigational Product.

Even though subjects are released from quarantine or discharged after showing clinical improvements, subjects should continue to visit hospitals for follow-up until 29 days in accordance with scheduled visit. The criteria of specific discharge (release from quarantine) for confirmed COVID-19 patients with symptoms should follow the latest version of the infectious disease prevention and control guideline.

Inclusion Criteria:

• Age 19 years or older
• Patients with body weight ≥45 kg at screening
• Patients who were first confirmed with COVID-19 through Real-Time Polymerase Chain Reaction (RT-PCR) or antigen test within 96 hours of baseline (those who have no history of confirmed COVID-19 within 3 months from the time of screening)
• Patients confirmed with mild or moderate COVID-19, along with one or more symptoms in association with COVID-19 within 5 days (120 hours) before screening, who do not need adjunctive oxygen therapy
• Patients who are fully informed of this study, voluntarily decide to participate in this study and provide written consent to comply with requirements for this study

Exclusion Criteria:

• Patients with severe or critical COVID-19
• Patients requiring hospitalization for therapeutic purposes for COVID-19 such as oxygen therapy or higher level of care, or who may be potentially transferred to another hospital other than the institution within 72 hours, with decreased oxygen saturation (<94%) at screening.
• Patients who have received or who have plans to receive any anti-viral drugs to treat COVID-19 infection or medications that may affect the course of treatment within 28 days before participating in this study or before a sufficient wash-out period
• Patients with a known allergic reaction to the active ingredients (pyronaridine tetraphosphate, artesunate) and other ingredients of investigational product
• Patients with a gastrointestinal disease or who underwent a surgery that can affect the absorption, distribution, metabolism and excretion of the drug, or who have active gastritis, gastrointestinal tract/rectal bleeding, gastric ulcer, and pancreatitis or pancreatic function abnormalities (excluding general appendectomy or hernia repair surgery)
• Patients who cannot be orally administered investigational product
• Pregnant, breast-feeding or females with positive pregnancy test at screening
• Females and males who have a child-bearing plan or who are unwilling to commit to the use of the highly effective methods of contraception during the study period and for 3 months after the study period, such as combined (estrogen and progestogen containing) hormonal contraception associated with inhibition of ovulation (oral, intravaginal or transdermal), progestogen-only hormonal contraception associated with inhibition of ovulation (oral, injectable or implantable), intrauterine device (IUD), intrauterine hormone-releasing system (IUS), bilateral tubal occlusion, vasectomized partner, sexual abstinence and surgical sterilization (vasectomy, tubal ligation, etc.)
• Patients whom the investigator considers inappropriate for the study due to chronic underlying disease or other reasons