Clinical trials: Herbal Interaction
Coagulation Disorders
Evaulation of Interaction Between Herbal Products and Anticoagulants
The purpose of this study is to determine if the use of herbal products interferes with normal anticoagulation, leading to either excessive thinning of the blood and bleeding problems or inadequate thinning of the blood and…
- Trial name
- NCT00071682
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Drug Interactions, Human Immunodeficiency Virus
Pharmacokinetic Interactions Between an Herbal Medicine (African Potato) and Antiretroviral Agents (Lopinavir/Ritonavir)
The study is being conducted to evaluate whether African potato, an herbal medicine, can be used together with anti-HIV medicines without affecting the amounts of the anti-HIV medicines in the blood.
- Trial name
- AP6142 (NCT01227590)
- Testing
- Kaletra (lopinavir/ritonavir), African Potato (hypoxis obtusa)
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Healthy
Drug Interaction Study of Tegretol (Carbamazepine) and St. John's Wort in Normal Volunteers
St. John's Wort is a popular dietary supplement that many patients-including those with epilepsy or seizures-take in addition to their regular medicines to elevate mood or relieve stress.
- Trial name
- NCT00006395
- Testing
- St. John's Wort
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Healthy
Effect of Ginkgo Biloba on Phenytoin Elimination
This study will examine how the herbal remedy ginkgo biloba may affect the body's elimination of other medicines. Many people take ginkgo biloba to improve memory, mental alertness and overall feeling of well being.
- Trial name
- NCT00011063
- Testing
- Ginkgo Biloba
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Anemia, Herbal Interaction
Development of PHY606 as Adjunct Therapy for Anemia Patients
Many reasons can cause anemia, decreased RBC production or increased destruction of circulation RBC. The investigators investigate the Danggui Buxue Tang (PHY606) composed of Angelicae Sinensis Radix and Astragali Radix in the…
- Trial name
- NCT04974073
- Testing
- PHY606
- Where
- Taiwan
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Sheng-Teng Huang
Herb-Herb Interaction, Pharmacokinetics
Pharmacokinetics of Kava and Kratom Alone and in Combination
This study is being conducted to evaluate how different formulations of the Feel Free® Tonic containing Kava, Kratom, or a combination of both are processed in the body in healthy adults.
- Trial name
- NCT07583407
- Testing
- Kava and Kratom Herbal Supplement, Kava Herbal Supplement, Kratom Herbal Supplement
- Where
- Canada
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Botanic Tonics, LLC
Herbal Interaction
Chinese Medicine Zhengyi Prescription Tea Bag
Chinese herbal tea bags can adjust physiological functions, help protect power, and give positive energy to the body. This prescription not only focuses on regulating the patient's physical function, but also helps to enhance…
- Trial name
- NCT04702659
- Where
- Taiwan
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Healthy Subjects, COVID-19 Pneumonia
Jing Si Herbal Tea for Long-Coronavirus Disease(COVID) Gut-brain Interaction
Dyspepsia refers to chronic or recurrent upper gastrointestinal symptoms. According to the Rome IV criteria, functional dyspepsia (FD) symptoms included meal related fullness, early satiation, epigastric pain or burning which are…
- Conditions
- Healthy Subjects, COVID-19 Pneumonia, Irritable Bowel Syndrome, Functional Gastrointestinal Disorders
- Trial name
- NCT05668104
- Testing
- Jing Si Herbal Tea Liquid Packet
- Where
- Taiwan
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Buddhist Tzu Chi General Hospital
Herbal Interaction
To Evaluate the Efficacy and Safety of "Rongyang Zhengyifang" Tea Bag With COVID-19 Variant Virus
The strategy of our study is to use traditional Chinese medicine tea to regulate physical fitness and strength can be enhanced to help patients with mildly diagnosed COVID-19 variant virus to achieve self-recovery ability and…
- Trial name
- NCT05504447
- Testing
- Rong-Yang Zhengyifang" tea bag
- Where
- Taiwan
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Herbal Interaction
Evaluating a Potential Pharmacokinetic Kratom-oxycodone Interaction Concurrent With Clinical Endpoints
The goal of this study is to investigate whether the botanical product kratom affects how the body processes the opioid drug oxycodone. The main research questions to be answered are two-fold: 1.
- Trial name
- NCT05846451
- Testing
- Kratom, Oxycodone
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Washington State University
Healthy
Effects of Kava on the Body's Elimination of Caffeine and Dextromethorphan
This study will examine how kava-a widely used herbal remedy-may affect the body's elimination of other medicines. Many people take kava to reduce anxiety or cause sedation.
- Trial name
- NCT00009542
- Testing
- kava (Piper methysticum)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Healthy
Drug Interactions of Echinacea, Ginseng, and Ginkgo Biloba Taken With Lopinavir/Ritonavir in Healthy Volunteers
This study will examine the interaction of the HIV combination medication lopinavir/ritonavir with the herbal products echinacea, ginseng, and ginkgo biloba.
- Trial name
- NCT00103012
- Testing
- Gingko Biloba, Echinacea purpurea, Panax ginseng
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Healthy Volunteers
Pharmacokinetic Interaction Study of Efavirenz and American Ginseng in Healthy Volunteers
This is a 4-week sequential drug interaction study to measure the effects of American ginseng on efavirenz pharmacokinetics using steady-state 24-hour Area Under the Curve (AUC) and Cmax as the primary comparison measures in…
- Trial name
- NCT01136928
- Testing
- American ginseng
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University