Study of Limited Versus Continuous Isoniazid Tuberculosis Preventive Therapy in HIV-infected Persons in Botswana

NCT ID: NCT00164281

Last Updated: 2014-02-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE4

Total Enrollment

2000 participants

Study Classification

INTERVENTIONAL

Study Start Date

2004-11-30

Study Completion Date

2011-05-31

Brief Summary

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This is a randomized, blinded, two-arm comparative trial of continued versus limited isoniazid (INH) tuberculosis (TB) preventive therapy in HIV-infected adults in Gaborone and Francistown, Botswana. Subjects will be accrued over two years and followed for a minimum of 36 months.

Detailed Description

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Randomized, double blinded, two-arm comparative trial of continuous vs. limited isoniazid preventive therapy in HIV-infected adults in Gaborone and Francistown, Botswana. Subjects will be accrued over two years and followed for a minimum of 36 months.

Conditions

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Tuberculosis HIV Infections

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Continuous vs limited isoniazid

The placebo arm will receive 6 months of open label isoniazid before beginning placebo (as a coded medication). The treatment (experimental arm) will receive 6 months of open label isoniazid before beginning coded medication (isoniazid).

Group Type EXPERIMENTAL

Isoniazid

Intervention Type DRUG

Daily 300 mg isoniazid supplemented with 25 mg pyridoxine for 6 months vs 36 months.

Interventions

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Isoniazid

Daily 300 mg isoniazid supplemented with 25 mg pyridoxine for 6 months vs 36 months.

Intervention Type DRUG

Other Intervention Names

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Isonicotinic Acid Hydrazide

Eligibility Criteria

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Inclusion Criteria

1. HIV-infected
2. Age \>=18 years
3. Tuberculin skin test positive or negative
4. Laboratory:

* Hemoglobin (Hgb) \>6.5 gm/dl;
* Neutrophil count \>1,000 cells/mm3;
* Platelets \>75,000/mm3;
* AST (SGOT) \<122 U/L;
* Creatinine \<1.5 mg/dl;
* Beta HCG = negative
5. Karnofsky performance status \>=60
6. Signed informed consent

Exclusion Criteria

1. History of TB in the last 3 years or current active TB
2. History of noncompliance to chronic therapies
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Botswana Ministry of Health

OTHER_GOV

Sponsor Role collaborator

United States Agency for International Development (USAID)

FED

Sponsor Role collaborator

Centers for Disease Control and Prevention

FED

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Taraz Samandari, MD, PHD

Role: PRINCIPAL_INVESTIGATOR

Centers for Disease Control and Prevention

Locations

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Gaborone and Francistown Health Clinics

Gaborone and Francistown, , Botswana

Site Status

Countries

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Botswana

References

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Agizew T, Bachhuber MA, Nyirenda S, Makwaruzi VZ, Tedla Z, Tallaksen RJ, Parker JE, Mboya JJ, Samandari T. Association of chest radiographic abnormalities with tuberculosis disease in asymptomatic HIV-infected adults. Int J Tuberc Lung Dis. 2010 Mar;14(3):324-31.

Reference Type BACKGROUND
PMID: 20132624 (View on PubMed)

Agizew TB, Arwady MA, Yoon JC, Nyirenda S, Mosimaneotsile B, Tedla Z, Motsamai O, Kilmarx PH, Wells CD, Samandari T. Tuberculosis in asymptomatic HIV-infected adults with abnormal chest radiographs screened for tuberculosis prevention. Int J Tuberc Lung Dis. 2010 Jan;14(1):45-51.

Reference Type BACKGROUND
PMID: 20003694 (View on PubMed)

Mosimaneotsile B, Mathoma A, Chengeta B, Nyirenda S, Agizew TB, Tedla Z, Motsamai OI, Kilmarx PH, Wells CD, Samandari T. Isoniazid tuberculosis preventive therapy in HIV-infected adults accessing antiretroviral therapy: a Botswana Experience, 2004-2006. J Acquir Immune Defic Syndr. 2010 May 1;54(1):71-7. doi: 10.1097/QAI.0b013e3181c3cbf0.

Reference Type BACKGROUND
PMID: 19934764 (View on PubMed)

Tedla Z, Nyirenda S, Peeler C, Agizew T, Sibanda T, Motsamai O, Vernon A, Wells CD, Samandari T. Isoniazid-associated hepatitis and antiretroviral drugs during tuberculosis prophylaxis in hiv-infected adults in Botswana. Am J Respir Crit Care Med. 2010 Jul 15;182(2):278-85. doi: 10.1164/rccm.200911-1783OC. Epub 2010 Apr 8.

Reference Type BACKGROUND
PMID: 20378730 (View on PubMed)

Samandari T, Agizew TB, Nyirenda S, Tedla Z, Sibanda T, Shang N, Mosimaneotsile B, Motsamai OI, Bozeman L, Davis MK, Talbot EA, Moeti TL, Moffat HJ, Kilmarx PH, Castro KG, Wells CD. 6-month versus 36-month isoniazid preventive treatment for tuberculosis in adults with HIV infection in Botswana: a randomised, double-blind, placebo-controlled trial. Lancet. 2011 May 7;377(9777):1588-98. doi: 10.1016/S0140-6736(11)60204-3. Epub 2011 Apr 12.

Reference Type RESULT
PMID: 21492926 (View on PubMed)

Gust DA, Mosimaneotsile B, Mathebula U, Chingapane B, Gaul Z, Pals SL, Samandari T. Risk factors for non-adherence and loss to follow-up in a three-year clinical trial in Botswana. PLoS One. 2011 Apr 25;6(4):e18435. doi: 10.1371/journal.pone.0018435.

Reference Type RESULT
PMID: 21541021 (View on PubMed)

Chaisson LH, Kass NE, Chengeta B, Mathebula U, Samandari T. Repeated assessments of informed consent comprehension among HIV-infected participants of a three-year clinical trial in Botswana. PLoS One. 2011;6(10):e22696. doi: 10.1371/journal.pone.0022696. Epub 2011 Oct 27.

Reference Type RESULT
PMID: 22046230 (View on PubMed)

Sibanda T, Tedla Z, Nyirenda S, Agizew T, Marape M, Miranda AG, Reuter H, Johnson JL, Samandari T. Anti-tuberculosis treatment outcomes in HIV-infected adults exposed to isoniazid preventive therapy in Botswana. Int J Tuberc Lung Dis. 2013 Feb;17(2):178-85. doi: 10.5588/ijtld.12.0314.

Reference Type RESULT
PMID: 23317952 (View on PubMed)

Taylor AW, Mosimaneotsile B, Mathebula U, Mathoma A, Moathlodi R, Theebetsile I, Samandari T. Pregnancy outcomes in HIV-infected women receiving long-term isoniazid prophylaxis for tuberculosis and antiretroviral therapy. Infect Dis Obstet Gynecol. 2013;2013:195637. doi: 10.1155/2013/195637. Epub 2013 Mar 7.

Reference Type RESULT
PMID: 23533318 (View on PubMed)

Tedla Z, Nguyen ML, Sibanda T, Nyirenda S, Agizew TB, Girde S, Rose CE, Samandari T. Isoniazid-associated hepatitis in adults infected with HIV receiving 36 months of isoniazid prophylaxis in Botswana. Chest. 2015 May;147(5):1376-1384. doi: 10.1378/chest.14-0215.

Reference Type DERIVED
PMID: 25340318 (View on PubMed)

Related Links

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http://www.retroconference.org/2010/data/files/webcast_2010.htm

Video webcast of preliminary results by Dr. T. Samandari on Feb 18, 2010

Other Identifiers

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CDC-NCHSTP-3441

Identifier Type: -

Identifier Source: org_study_id

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