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CompletedNCT02845713Updated Apr 26, 2019

Pharmacokinetics & Pharmacodynamics of Diethylcarbamazine (DEC)+ Albendazole (ALB) + Ivermectin (IVE)

A Phase 1 interventional study of Ivermectin, Diethylcarbamazine Albendazole (IDA) in Wuchereria Bancrofti Infection, sponsored by University Hospitals Cleveland Medical Center. Completed at 1 site in Côte D'Ivoire. Open to participants aged 18 Years to 65 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2019-04-26.

Sponsored by University Hospitals Cleveland Medical Center · Phase 1, Interventional, and Other

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Phase
Phase 1
Study type
Interventional
Enrollment
66
Allocation
Non-randomized
Ages
18 Years to 65 Years
Sex
All
01

Study summary

The study will be an open label cohort study with 2 two-treatment groups 2). Both groups will be treated with a single oral administration of Diethylcarbamazine (DEC) 6 mg/kg + Albendazole (ALB) 400 mg + Ivermectin (IVR) 200 µg/kg (IDA). One treatment group will include men and women with W. bancrofti infections (>50 Mf/ml, N=30). The other treatment group will include men and women who are free of W. bancrofti infection based on negative blood tests for both microfilariae (Mf) and circulating filarial antigen (N=30). Active follow-up for adverse events (AE) will be for 72hrs and passive follow-up for 7 days following treatment.

Participants will be followed again at 1 year to evaluate treatment efficacy. Individuals with severe AEs (grade 3 or higher) will be transported to the Agboville District Hospital and cared for by the hospital staff. Based on treatment of over 100 Lymphatic filariasis (LF) infected individuals any AEs develop within the first 72 hours following treatment and uncommonly up to 7 days post-treatment.

All individuals will be admitted to a single health center or hospital in Côte d'Ivoire.

Subjects will be monitored for 72-hours after treatment for safety and to facilitate sampling for drug analyses and safety tests. Participants will undergo clinical monitoring every 6 hours to evaluate potential adverse effects of Ivermectin + Diethylcarbamazine + Albendazole (IDA) treatment. Participants will also be monitored for hematologic, or biochemical abnormalities during the period of observation.

Read the detailed description

The study will be an open label cohort study with 2 two-treatment groups. Both groups will be treated with a single oral administration of DEC 6 mg/kg + ALB 400 mg + IVR 200 µg/kg (IDA). One treatment group will include men and women with W. bancrofti infections (>50 Mf/ml, N=30). The other treatment group will include men and women who are free of W. bancrofti infection based on negative blood tests for both microfilariae and circulating filarial antigen (N=30). Active follow-up for adverse events (AE) will be for 72 hours and passive follow-up for 7 days following treatment.

Participants will be followed again at 1 year to evaluate treatment efficacy. Individuals with severe AEs (grade 3 or higher) will be transported to the Agboville District Hospital and cared for by the hospital staff. Based on treatment of over 100 LF infected individuals any AEs develop within the first 72 hours following treatment and uncommonly up to 7 days post-treatment.

All individuals will be admitted to a single health center or hospital in Côte d'Ivoire.

Subjects will be monitored for 72-hours after treatment for safety and to facilitate sampling for drug analyses and safety tests. Participants will undergo clinical monitoring every 6 hours to evaluate potential adverse effects of IDA treatment. Participants will also be monitored for hematologic, or biochemical abnormalities during the period of observation.

At enrollment all subjects will be otherwise healthy adult men and women (≥18-65 years of age). All individuals will be assessed for the presence and burden of geohelminth infections, parasitic worms of the gastrointestinal tract such as hookworm, Trichuris trichiuria and Ascaris lumbricoides. This is important because two of the drugs in the combination (ALB and IVM) are active against geohelminths. Individuals with heavy geohelminth burdens may experience adverse reactions because of rapid killing of their intestinal parasites.

02

Conditions studied

  • Wuchereria Bancrofti Infection
03

In context

Elephantiasis, Filarial

42 studies on the registry are indexed under Elephantiasis, Filarial; 5 are open to participants now.

This study's enrollment of 66 is below the median of 1,000 across 27 interventional studies indexed under Elephantiasis, Filarial.

Browse Elephantiasis, Filarial studies →

Lead sponsor

University Hospitals Cleveland Medical Center is the lead sponsor of 295 studies on the registry; 45 are open to participants now.

Of its 36 completed or terminated interventional studies of FDA-regulated products, 30 (83%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 65 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Willingness to provide to participation in the study

    • Male or female 18-65 years of age
    • Peripheral blood microfilaremia levels >50 microfilaria/ml (treatment group 1)
    • No evidence of filarial infection by Mf and Circulating filarial antigen (CFA) testing (treatment group 2)
    • No history of taking anti-filarial medications in past 2 years

Exclusion criteria

Exclusion Criteria:

Known chronic illness, e.g. tuberculosis, diabetes, renal insufficiency

  • Anemia ( \<7 g/dl) by HemaCue
  • Not willing or able to give for the study
  • Onchocerciasis rapid test (Ov16) and/or skin snip positive for onchocerciasis
  • Permanent disability that prevents or impedes study participation and/or comprehension Pregnancy. Women will be tested with a rapid urine test for beta human chorionic gonadotropin (β-HCG)
  • Biochemical abnormalities as indicated by liver function tests, and/or creatinine >1.5 times above .
  • Receiving any routine medications that may interfere with test drug metabolism that cannot be stopped one week prior to onset of study
  • Evidence of urinary tract infection as indicated by an active urinary sediment (>6- 8 pus/neutrophil cells per field) or 3+ nitrate on dipstick. Individuals without a gross active sediment 1 or 2 plus nitrate or with 1 + protein will not be excluded. Similarly individuals with 1+ haemoglobin on dipstick or trace amount of blood in the will not be excluded.
  • Lactose and/or gluten intolerance.
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Hemoglobin (Hb)

The protein in red blood cells that carries oxygen. A low level is anaemia, which can cause tiredness and breathlessness. Measured in g/dL or g/L (9 g/dL is 90 g/L).

ULN (upper limit of normal)

The top of the normal range for a blood test, as set by the laboratory that runs it. Each lab prints its own range next to your result.

“≤ 2.5 × ULN” means the result can be up to two and a half times that top value.

05

Study design

Phase
Phase 1
Primary purpose
Other
Allocation
Non-randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
66 participants (actual)

Study arms

  • Active comparator
    Single IDA dose W. bancrofti positive

    Single oral dose of Ivermectin, Diethylcarbamazine Albendazole (IDA) W. bancrofti infections positive

    Drug: Ivermectin, Diethylcarbamazine Albendazole (IDA)

  • Active comparator
    Single IDA dose W. bancrofti negative

    Single oral dose of Ivermectin, Diethylcarbamazine Albendazole (IDA) in 40 individuals who are free of W. bancrofti infection.

    Drug: Ivermectin, Diethylcarbamazine Albendazole (IDA)

Interventions

06

What researchers measure

Primary outcomes

  1. Drug Levels

    Five mil-liters of blood will be taken to test drug levels

    Time frame: up to 12 hours

Secondary outcomes

  1. Number of participants with treatment-related adverse events as assessed by CTCAE v4.0 (aggregate)

    Following drug administration, a review of subjective symptoms will be performed.

    Time frame: up to 1 year

  2. Impact of treatment on Hematuria and Proteinuria

    Urine samples will be collected to examine the the presence and amount of blood and protein in the urine.

    Time frame: up to 7 days

  3. Number worm nests

    In those individuals with LF, an ultrasound examination will be performed to identify the number of adult worm nests both before treatment and after.

    Time frame: up to 1 year

  4. Impact of treatment on Liver Function +

    Blood samples will be collected to examine the impact of treatment on the levels of ALT, AST in the subjects blood.

    Time frame: up to 7 days

  5. Impact of treatment on Hemoglobin Levels

    Blood samples will be collected to examine the impact of treatment on the levels of Hemoglobin in the subjects blood.

    Time frame: up to 7 days

  6. Impact of treatment on White Blood Cells

    Blood samples will be collected to examine the impact of treatment on the levels of white blood count in subjects blood.

    Time frame: up to 7 days

07

Study locations

1 site
  • Agboville District Hospital
    Agbobille, Côte D'Ivoire
08

References and documents

Publications

  • Andrade LD, Medeiros Z, Pires ML, Pimentel A, Rocha A, Figueredo-Silva J, Coutinho A, Dreyer G. Comparative efficacy of three different diethylcarbamazine regimens in lymphatic filariasis. Trans R Soc Trop Med Hyg. 1995 May-Jun;89(3):319-21. doi: 10.1016/0035-9203(95)90561-8. PubMed 7660449 ↗
  • Awadzi K, Edwards G, Duke BO, Opoku NO, Attah SK, Addy ET, Ardrey AE, Quartey BT. The co-administration of ivermectin and albendazole--safety, pharmacokinetics and efficacy against Onchocerca volvulus. Ann Trop Med Parasitol. 2003 Mar;97(2):165-78. doi: 10.1179/000349803235001697. PubMed 12803872 ↗
  • Awadzi K, Edwards G, Opoku NO, Ardrey AE, Favager S, Addy ET, Attah SK, Yamuah LK, Quartey BT. The safety, tolerability and pharmacokinetics of levamisole alone, levamisole plus ivermectin, and levamisole plus albendazole, and their efficacy against Onchocerca volvulus. Ann Trop Med Parasitol. 2004 Sep;98(6):595-614. doi: 10.1179/000349804225021370. PubMed 15324466 ↗
  • Bolla S, Boinpally RR, Poondru S, Devaraj R, Jasti BR. Pharmacokinetics of diethylcarbamazine after single oral dose at two different times of day in human subjects. J Clin Pharmacol. 2002 Mar;42(3):327-31. doi: 10.1177/00912700222011247. PubMed 11865970 ↗
  • Dominguez-Vazquez A, Taylor HR, Greene BM, Ruvalcaba-Macias AM, Rivas-Alcala AR, Murphy RP, Beltran-Hernandez F. Comparison of flubendazole and diethylcarbamazine in treatment of onchocerciasis. Lancet. 1983 Jan 22;1(8317):139-43. doi: 10.1016/s0140-6736(83)92753-8. PubMed 6130195 ↗
  • El Setouhy M, Ramzy RM, Ahmed ES, Kandil AM, Hussain O, Farid HA, Helmy H, Weil GJ. A randomized clinical trial comparing single- and multi-dose combination therapy with diethylcarbamazine and albendazole for treatment of bancroftian filariasis. Am J Trop Med Hyg. 2004 Feb;70(2):191-6. PubMed 14993632 ↗
  • Geary TG. Ivermectin 20 years on: maturation of a wonder drug. Trends Parasitol. 2005 Nov;21(11):530-2. doi: 10.1016/j.pt.2005.08.014. Epub 2005 Aug 26. PubMed 16126457 ↗
  • Hooper PJ, Chu BK, Mikhailov A, Ottesen EA, Bradley M. Assessing progress in reducing the at-risk population after 13 years of the global programme to eliminate lymphatic filariasis. PLoS Negl Trop Dis. 2014 Nov 20;8(11):e3333. doi: 10.1371/journal.pntd.0003333. eCollection 2014 Nov. PubMed 25411843 ↗
  • Horton J. Albendazole: a review of anthelmintic efficacy and safety in humans. Parasitology. 2000;121 Suppl:S113-32. doi: 10.1017/s0031182000007290. PubMed 11386684 ↗
  • Horton J. Albendazole: a broad spectrum anthelminthic for treatment of individuals and populations. Curr Opin Infect Dis. 2002 Dec;15(6):599-608. doi: 10.1097/00001432-200212000-00008. PubMed 12821837 ↗
  • Horton J. The development of albendazole for lymphatic filariasis. Ann Trop Med Parasitol. 2009 Oct;103 Suppl 1:S33-40. doi: 10.1179/000349809X12502035776595. PubMed 19843396 ↗
  • Horton J, Witt C, Ottesen EA, Lazdins JK, Addiss DG, Awadzi K, Beach MJ, Belizario VY, Dunyo SK, Espinel M, Gyapong JO, Hossain M, Ismail MM, Jayakody RL, Lammie PJ, Makunde W, Richard-Lenoble D, Selve B, Shenoy RK, Simonsen PE, Wamae CN, Weerasooriya MV. An analysis of the safety of the single dose, two drug regimens used in programmes to eliminate lymphatic filariasis. Parasitology. 2000;121 Suppl:S147-60. doi: 10.1017/s0031182000007423. PubMed 11386686 ↗
  • Bala V, Chhonker YS, Alshehri A, Edi C, Bjerum CM, Koudou BG, King CL, Murry DJ. Population Pharmacokinetics of Diethylcarbamazine in Patients with Lymphatic Filariasis and Healthy Individuals. Antimicrob Agents Chemother. 2021 Sep 17;65(10):e0031721. doi: 10.1128/AAC.00317-21. Epub 2021 Jul 26. PubMed 34310218 ↗
  • Edi C, Bjerum CM, Ouattara AF, Chhonker YS, Penali LK, Meite A, Koudou BG, Weil GJ, King CL, Murry DJ. Pharmacokinetics, safety, and efficacy of a single co-administered dose of diethylcarbamazine, albendazole and ivermectin in adults with and without Wuchereria bancrofti infection in Cote d'Ivoire. PLoS Negl Trop Dis. 2019 May 20;13(5):e0007325. doi: 10.1371/journal.pntd.0007325. eCollection 2019 May. PubMed 31107869 ↗

Individual participant data

Plan to share: Yes

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Apr 2016 to primary completion in Jun 2016, 2 months.

How these figures are worked out, and which studies are left out of them.

Registered
Jun 3, 2016
First posted
Jul 27, 2016
StartActual
Apr 17, 2016
Primary completionActual
Jun 2016
CompletionActual
Jun 4, 2016
Last update
Apr 26, 2019
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Apr 26, 2019, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT02845713
Responsible party
Christopher L. King, MD, PhD (Professor of International Health, Medicine and Pathology, Case Western Reserve University) — Principal investigator
First posted
Jul 27, 2016
Start date
Apr 17, 2016
Primary completion
Jun 2016
Completion
Jun 4, 2016
Last update
Apr 26, 2019

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

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Studies of the drug tested here: Idarubicin

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