Clinical trials: Biological Availability
Cystic Fibrosis, Gastrointestinal Diseases
Phase II Pilot Study to Compare the Bioavailability of Buffered, Enteric-Coated Ursodiol With Unmodified Ursodiol for Chronic Cholestatic Liver Disease and Cystic Fibrosis-Associated Liver Disease
OBJECTIVES: I. Compare the bioavailability of polymer-coated and buffered ursodiol (ursodeoxycholic acid) to unmodified ursodiol in patients with cystic fibrosis-associated liver disease or chronic cholestatic liver disease. II.
- Conditions
- Cystic Fibrosis, Gastrointestinal Diseases, Cholestasis
- Trial name
- NCT00004315
- Testing
- ursodiol
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- National Center for Research Resources (NCRR)
Acquired Immunodeficiency Syndrome, HIV Infections
A Phase I /II Study of the Protease Inhibitor Indinavir (MK-0639) in Children With HIV Infection
This is a phase I/II study to determine the safety and tolerance of the protease inhibitor indinavir (MK-0639), alone and then in combination with HIV reverse transcriptase inhibitor therapy in children with HIV infection.
- Trial name
- NCT00001443
- Testing
- indinavir (MK-0639)
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- National Cancer Institute (NCI)
Nutritional Deficiency
Zinc and Iron Bioavailability From Biofortified Pearl Millet
Populations who consume non-fortified plant-based diets are at increased risk of iron and zinc deficiencies. The purpose of this randomized controlled study is to determine the absorption of iron and zinc from pearl millet…
- Trial name
- NCT01783067
- Testing
- Pearl millet, Biofortified pearl millet
- Where
- 2 sites in United States, India
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Head Lice
A Pharmacokinetics (PK) Study in Lice Infested Children 6 Months to 3 Years of Age
The purpose of this study is to determine the bioavailability of 0.5% ivermectin cream in a pediatric population aged 6 months to 3 years.
- Trial name
- NCT00988533
- Testing
- 0.5% Ivermectin Cream
- Where
- 5 sites in United States
- Volunteers
- 30 people
- Sponsor
- Topaz Pharmaceuticals Inc
Environmental Enteric Dysfunction
Indispensable Amino Acids Bioavailability in Children With Environmental Enteropathy Dysfunction (IAA-EED)
In Morocco, large efforts have been made to enhance nutritional status and health conditions of children. Accordingly, stunting was reduced and the prevalence of stunting have decreased from 28,6% in 1987 to 14,9% in 2011.
- Trial name
- IAA-EED (NCT07256028)
- Testing
- Indispensable amino acids supplemntation, Without Indispensable amino acids supplementation
- Where
- Morocco
- Volunteers
- 40 people
- Sponsor
- Morocco's National Centre for Energy, Sciences and Nuclear Techniques
Infections, Papillomavirus
Evaluation of Safety and Immunogenicity of Co-administering Human Papillomavirus Vaccine With Another Vaccine in Healthy Female Subjects
Infection with human papillomavirus (HPV) has been clearly established as the central cause of cervical cancer. Vaccination of pre-teens and adolescents, ideally before sexual debut and thus before exposure to oncogenic HPV, is a…
- Trial name
- NCT00578227
- Testing
- Cervarix™, Twinrix ™ Paediatric
- Where
- 21 sites in Canada, Denmark and 2 more
- Volunteers
- 814 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Asthma
Impact of Anti-static Chamber/Mask
To compare lung delivery of fluticasone propionate delivered by HFA-pMDI, using a conventional polycarbonate of anti-static chamber/mask in a randomized crossover design in 1-6 year old children.
- Trial name
- NCT00307970
- Testing
- HFA FP MDI, conventional chamber/mask; anti-static chamber/mask
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- University of Florida
Women at Risk for Pregnancy
A PK Study Comparing VeraCept vs. ParaGard Intrauterine Devices (IUDs)
to Assess the Pharmacokinetic Properties of VeraCept® Intrauterine Contraceptive vs ParaGard® in Healthy, Post- Menarcheal Women
- Trial name
- IUD (NCT03785366)
- Testing
- VeraCept, ParaGard
- Where
- 2 sites in United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Sebela Women's Health Inc.
Bioavailability
Bioavailability of Ration Items Containing Tart Cherry Extract
To determine how consuming food items containing shelf-stored tart cherry impacts your body's ability to absorb and use the compounds within tart cherry.
- Trial name
- Tart Cherry (NCT07063173)
- Testing
- Fruit Bar, Powdered Drink, Commercially available 100% tart cherry juice
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- United States Army Research Institute of Environmental Medicine
Acne Vulgaris
A Bioavailability Study of DFD-03 Compared to Tazorac® in Patients With Moderate Acne Vulgaris
This was a multicenter, randomized, multiple-dose, laboratory-blinded, open-label, 2-arm, parallel-arm study in subjects with moderate acne vulgaris.
- Trial name
- NCT03599193
- Testing
- Tazarotene Lotion, 0.1%, Tazarotene Cream, 0.1%
- Where
- 2 sites in United States
- Volunteers
- 58 people
- Sponsor
- Dr. Reddy's Laboratories Limited
Nutritional Deficiency
Bioavailability of Zinc and Iron From a Whey-based Protein Supplement Consumed With a Habitual Plant-based Diet
Bioavailability of iron and zinc from habitual plant-based diets consumed by young children in Mexico is low due to the high phytate content.
- Trial name
- NCT02208622
- Testing
- Study 1: Whey Supplement Day 1, Study 1: Whey Supplement Day 2, Study 2: Whey Supplement
- Where
- 2 sites in United States, Mexico
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
HIV Infections
A Phase I Trial to Evaluate the Safety and Pharmacokinetics of 1592U89
To assess the safety of single oral doses of 1592U89 (abacavir succinate, ABC) administered to HIV-positive individuals. To determine the pharmacokinetics of 1592U89 after single oral doses.
- Trial name
- NCT00002141
- Testing
- Abacavir sulfate
- Where
- 2 sites in United States
- Volunteers
- 18 people
- Sponsor
- Burroughs Wellcome
Common Cold
Echinaforce Junior Bioavailability Trial
In this bioavailability trial should be shown that the one of the main active constituent in alcoholic echinacea extracts, the alkylamide dodeca-2E,4E,8Z,10E/Z-tetraenoic acid isobutylamide (short: tetraen) is bioavailable in…
- Trial name
- NCT03070314
- Testing
- Echinaforce junior
- Where
- Switzerland
- Sponsor
- A. Vogel AG
Iron Bioavailability
Baby Iron Bioavailability Study
The overall objective of this trial is to investigate the iron bioavailability from new infant cereals in Malawian infants.
- Trial name
- NCT03754543
- Testing
- Labeled iron salt Fe54, Labeled iron salt Fe57, Labeled iron salt Fe58
- Where
- Malawi
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Malaria, Falciparum
Artemether/ Lumefantrine: A Study of the Effect of Local Food on Pharmacokinetics and Population Pharmacokinetics
Despite preventive programs, effective case management is still the cornerstone in malaria control. This study is as a strategy towards improved recommendations in resource limited countries during artemether -lumefantrine (AL)…
- Trial name
- NCT01944189
- Testing
- Food
- Where
- Uganda
- Volunteers
- 70 people
- Sponsor
- Makerere University
Type 2 Diabetes
Pharmacokinetic Study of CYCLOSET ® 0.8 mg Tablets in Children and Adolescent Type 2 Diabetes Mellitus Subjects
The objective of this study is to evaluate the relative bioavailability, and the rate and extent of absorption of bromocriptine in male and female children and adolescent Type 2 Diabetes Mellitus patients, aged 10 to less than…
- Trial name
- NCT02078440
- Testing
- Bromocriptine mesylate
- Where
- 5 sites in United States
- Volunteers
- 18 people
- Sponsor
- VeroScience
Pneumonia, Pneumocystis Carinii, HIV Infections
Phase I Safety and Pharmacokinetics Study of Microparticulate Atovaquone (m-Atovaquone; 566C80) in HIV-Infected and Perinatally Exposed Infants and Children
To determine the safety, tolerance, and pharmacokinetics of a new improved microparticulate suspension formulation of atovaquone administered at one of two dose levels (per 09/30/94 amendment, a third dose level was added) daily…
- Trial name
- NCT00000773
- Testing
- Atovaquone
- Where
- 6 sites in United States, Puerto Rico
- Volunteers
- 24 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Cytomegalovirus Infections, HIV Infections
A Multiple Dose Crossover Pharmacokinetics Study to Evaluate the Effects of Food on the Absorption of Oral Ganciclovir
This study is designed to determine the influence of food on the absorption and relative bioavailability of oral ganciclovir by comparing the absorption of oral ganciclovir in a fed and fasting state at steady state plasma levels.
- Trial name
- NCT00002251
- Testing
- Ganciclovir
- Where
- 2 sites in United States
- Volunteers
- 20 people
- Sponsor
- Hoffmann-La Roche
Healthy, Involutional Depression
Dynamics of Leptin and Endocrine Function
This is a study investigating the hormones and substances important to the stress response. The hormone that is most directly responsible for stress response is called corticotropin-releasing hormone (CRH).
- Trial name
- NCT00001543
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Infection
Gastrointestinal Implications of Voriconazole Exposure
Voriconazole has better response rates, improved survival and less adverse side effects compared to other drugs for the treatment of invasive fungal infections making it a desirable therapeutic option for children.
- Trial name
- GIVE (NCT02904434)
- Testing
- Grapefruit Juice
- Where
- United States
- Sponsor
- Children's Hospital of Philadelphia