Generic vein health pill put to the test against Brand-Name version

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Healthy adult human participants aged 18 to 55 years (inclusive) * BMI between 18.50 and 30.00 kg/m2 (inclusive), capable of giving informed consent * Normal health as determined by personal medical history, clinical examination, and laboratory examinations including serological tests during screening within 28 days of enrollment * Normal 12-lead electrocardiogram (ECG) * Normal chest X-Ray (P/A view) taken not more than 180 days prior to check-in of Period 1 * Non-smoker or ex-smoker who stopped smoking at least 6 months before first dosing * Non-alcoholic * Female participants of childbearing potential must practice a medically acceptable method of contraception (double barrier, IUD, or abstinence); females with no childbearing potential defined as surgically sterile or post-menopausal for at least 1 year Exclusion Criteria: * Contraindications or hypersensitivity to the study drug, related drug group, or excipients * History or presence of significant asthma, urticaria, seizures, diabetes, migraine, hypertension, cardiovascular, pulmonary, neurological, psychiatric, endocrine, immunological, hematopoietic, diarrheal, or ongoing infectious diseases, or any other significant abnormality * History or presence of gastrointestinal inflammation, bleeding, ulceration, hemorrhage, or perforation of the stomach, small intestine, or large intestine * History of dermatological diseases (skin reactions, skin rash) related to drug use, or presence of any dermatological diseases * Unable to swallow large-size tablets * Use of any food supplements containing flavonoids within 14 days before first dosing or during the study * Blood donation (500 mL) or participation in any clinical study within 90 days prior to check-in * Use of any prescribed medications, OTC medications, or herbal medications within 30 days prior to first dose * Positive results for drugs of abuse (benzodiazepines, cocaine, opioids, amphetamines, cannabinoids, barbiturates) in urine at check-in * Positive urine/breath alcohol test at check-in * Positive pregnancy test * Currently pregnant, breast-feeding, or likely to become pregnant during the study * Use of implanted or injected hormonal contraceptives within 6 months prior to study, or hormonal contraceptives within 14 days before dosing