A Trial to Assess the Safety, Tolerability, and Pharmacokinetics of the Anti-Orthopoxvirus Compound Tecovirimat (SIGA246-008)
Primary Purpose
Smallpox
Status
Completed
Phase
Phase 3
Locations
United States
Study Type
Interventional
Intervention
tecovirimat
Placebo
Sponsored by
About this trial
This is an interventional treatment trial for Smallpox focused on measuring Treatment, orthopoxvirus, smallpox
Eligibility Criteria
Inclusion Criteria:
- 18 to 80 years old, inclusive
- Available for clinical follow-up for the duration of the study
- Able and willing to give informed consent
- In good general health without clinically significant medical history; not have been hospitalized for a chronic medical condition for the last 2 years
- Able to comply with dietary requirements throughout the study drug dosing period
- Adequate venous access for those individuals participating in PK testing
- PE and laboratory results without clinically significant findings within the 14 days before receipt of study drug
- Agree not to drink alcohol from the beginning of the Screening Period through the completion of the Day 28 Follow up Visit
- Agree not to use any nicotine products, including electronic vapor cigarettes, nicotine patches or nicotine gum for at least 30 days before the Day 1 Visit and through completion of the Day 15 Dosing complete Visit
- Agree not to consume caffeine during all study visits, including overnight stays if participating in PK subset
- Agree not to receive any immunizations/vaccinations
- Agree not to take herbal products
- Able and willing to refrain from taking any prescriptions and nonprescription medications with exceptions
- For women of childbearing potential, negative serum and urine pregnancy testing
- If male, agree not to donate sperm
- Meet 1 of the following criteria: The subject or their partner has undergone surgical sterilization; the subject is postmenopausal; the subject agrees to be abstinent; the subject agrees to consistently use a method of approved birth control.
Exclusion Criteria:
- Pregnant or breast-feeding or planning pregnancy
- Have a history of any clinically significant conditions
- Have any limitation of activity related to cardiac disease
- Have a bleeding disorder diagnosed by a doctor, or a history of significant bruising or bleeding with intramuscular injections or blood draws
- Currently using certain medications
- Have a malignancy that is active or a treated malignancy for which there is no reasonable assurance of sustained cure, or malignancy that is likely to recur during the study
- Have a history of seizure
- Have a clinically significant blood dyscrasia
- Have a history of drug allergy that contraindicates participation in the trial
- Have a medical, psychiatric, or social condition or any occupational reason, or other responsibility that in the judgment of the investigator would render the subject unable to comply with the protocol
- Have an inability to swallow medication
- Have a clinically significant abnormal ECG
- Have participated in a clinical trials within 30 days of study entry or planning to participate in any experimental treatment study during the study period
- Have a history or current drug or alcohol abuse
- Have received immunizations/vaccines
- Have a current clinically significant acute bacterial, fungal, or mycobacterial infection requiring administration of systemic antibiotics
- Have known chronic bacterial, mycobacterial, fungal, parasitic, or protozoal infection with the exception of clinically significant dermal infections
- Have known hepatitis B or C infection, or positive test result
- Have known HIV infection or AIDS or a positive test for HIV
- Have a current clinically significant viral infection
- Have known clinically significant chronic viral infection
- have received treatment with greater than 20 mg prednisone or equivalent dose or any immunosuppressant or immunomodulary medication
- Have abnormal laboratory testing during screening
- Have a greater than or equal than 20% risk of suffering a major cardiovascular event
- Have been previously enrolled in this or any clinical trial involving tecovirimat
Sites / Locations
- Coastal Clinical Research, Inc.
- Paradigm Research
- Paradigm Research
- Johnson County Clinical Trials
- Heartland Research Associates, LLC
- Center for Pharmaceutical Research
- Sundance Clinical Research LLC
- Meridien Clinical Research
- Medical Research South
- Benchmark Research
- Benchmark Research
Arms of the Study
Arm 1
Arm 2
Arm Type
Active Comparator
Placebo Comparator
Arm Label
Active
Placebo
Arm Description
600 mg tecovirimat capsules BID to assess safety and tolerability and pharmacokinetics of the anit-orthopoxvirus compound Tecovirimat when administered orally in healthy subjects
matching placebo capsules BID to assess safety and tolerability and pharmacokinetics of the anit-orthopoxvirus compound Tecovirimat when administered orally in healthy subjects
Outcomes
Primary Outcome Measures
To Determine the Number of Participants With Adverse Events
To determine the safety and tolerability of oral tecovirimat
Secondary Outcome Measures
Full Information
NCT ID
NCT02474589
First Posted
June 1, 2015
Last Updated
October 20, 2017
Sponsor
SIGA Technologies
Collaborators
Biomedical Advanced Research and Development Authority
1. Study Identification
Unique Protocol Identification Number
NCT02474589
Brief Title
A Trial to Assess the Safety, Tolerability, and Pharmacokinetics of the Anti-Orthopoxvirus Compound Tecovirimat
Acronym
SIGA246-008
Official Title
An Expanded Double-Blind, Placebo Controlled, Multicenter Trial to Assess the Safety, Tolerability, and Pharmacokinetics of the Anti Orthopoxvirus Compound Tecovirimat When Administered Orally for 14 Days in Subjects
Study Type
Interventional
2. Study Status
Record Verification Date
October 2017
Overall Recruitment Status
Completed
Study Start Date
June 19, 2015 (Actual)
Primary Completion Date
August 24, 2016 (Actual)
Study Completion Date
August 24, 2016 (Actual)
3. Sponsor/Collaborators
Responsible Party, by Official Title
Sponsor
Name of the Sponsor
SIGA Technologies
Collaborators
Biomedical Advanced Research and Development Authority
4. Oversight
Data Monitoring Committee
Yes
5. Study Description
Brief Summary
Multicenter, double-blind, placebo controlled, Phase 3 study to determine the safety and tolerability of oral tecovirimat, an anti orthopoxvirus compound, in subjects.
Detailed Description
Pharmacokinetics and safety and tolerability data will be collected.
6. Conditions and Keywords
Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Smallpox
Keywords
Treatment, orthopoxvirus, smallpox
7. Study Design
Primary Purpose
Treatment
Study Phase
Phase 3
Interventional Study Model
Parallel Assignment
Masking
ParticipantInvestigator
Allocation
Randomized
Enrollment
449 (Actual)
8. Arms, Groups, and Interventions
Arm Title
Active
Arm Type
Active Comparator
Arm Description
600 mg tecovirimat capsules BID to assess safety and tolerability and pharmacokinetics of the anit-orthopoxvirus compound Tecovirimat when administered orally in healthy subjects
Arm Title
Placebo
Arm Type
Placebo Comparator
Arm Description
matching placebo capsules BID to assess safety and tolerability and pharmacokinetics of the anit-orthopoxvirus compound Tecovirimat when administered orally in healthy subjects
Intervention Type
Drug
Intervention Name(s)
tecovirimat
Other Intervention Name(s)
ST-246
Intervention Description
Study is based on Animal Regulatory Rule
Intervention Type
Other
Intervention Name(s)
Placebo
Intervention Description
Does not apply
Primary Outcome Measure Information:
Title
To Determine the Number of Participants With Adverse Events
Description
To determine the safety and tolerability of oral tecovirimat
Time Frame
45 days
10. Eligibility
Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
80 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria:
18 to 80 years old, inclusive
Available for clinical follow-up for the duration of the study
Able and willing to give informed consent
In good general health without clinically significant medical history; not have been hospitalized for a chronic medical condition for the last 2 years
Able to comply with dietary requirements throughout the study drug dosing period
Adequate venous access for those individuals participating in PK testing
PE and laboratory results without clinically significant findings within the 14 days before receipt of study drug
Agree not to drink alcohol from the beginning of the Screening Period through the completion of the Day 28 Follow up Visit
Agree not to use any nicotine products, including electronic vapor cigarettes, nicotine patches or nicotine gum for at least 30 days before the Day 1 Visit and through completion of the Day 15 Dosing complete Visit
Agree not to consume caffeine during all study visits, including overnight stays if participating in PK subset
Agree not to receive any immunizations/vaccinations
Agree not to take herbal products
Able and willing to refrain from taking any prescriptions and nonprescription medications with exceptions
For women of childbearing potential, negative serum and urine pregnancy testing
If male, agree not to donate sperm
Meet 1 of the following criteria: The subject or their partner has undergone surgical sterilization; the subject is postmenopausal; the subject agrees to be abstinent; the subject agrees to consistently use a method of approved birth control.
Exclusion Criteria:
Pregnant or breast-feeding or planning pregnancy
Have a history of any clinically significant conditions
Have any limitation of activity related to cardiac disease
Have a bleeding disorder diagnosed by a doctor, or a history of significant bruising or bleeding with intramuscular injections or blood draws
Currently using certain medications
Have a malignancy that is active or a treated malignancy for which there is no reasonable assurance of sustained cure, or malignancy that is likely to recur during the study
Have a history of seizure
Have a clinically significant blood dyscrasia
Have a history of drug allergy that contraindicates participation in the trial
Have a medical, psychiatric, or social condition or any occupational reason, or other responsibility that in the judgment of the investigator would render the subject unable to comply with the protocol
Have an inability to swallow medication
Have a clinically significant abnormal ECG
Have participated in a clinical trials within 30 days of study entry or planning to participate in any experimental treatment study during the study period
Have a history or current drug or alcohol abuse
Have received immunizations/vaccines
Have a current clinically significant acute bacterial, fungal, or mycobacterial infection requiring administration of systemic antibiotics
Have known chronic bacterial, mycobacterial, fungal, parasitic, or protozoal infection with the exception of clinically significant dermal infections
Have known hepatitis B or C infection, or positive test result
Have known HIV infection or AIDS or a positive test for HIV
Have a current clinically significant viral infection
Have known clinically significant chronic viral infection
have received treatment with greater than 20 mg prednisone or equivalent dose or any immunosuppressant or immunomodulary medication
Have abnormal laboratory testing during screening
Have a greater than or equal than 20% risk of suffering a major cardiovascular event
Have been previously enrolled in this or any clinical trial involving tecovirimat
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Dennis Hruby, Ph.D.
Organizational Affiliation
SIGA Technologies, Inc.
Official's Role
Study Director
Facility Information:
Facility Name
Coastal Clinical Research, Inc.
City
Mobile
State/Province
Alabama
ZIP/Postal Code
36608
Country
United States
Facility Name
Paradigm Research
City
Redding
State/Province
California
ZIP/Postal Code
96001
Country
United States
Facility Name
Paradigm Research
City
San Diego
State/Province
California
ZIP/Postal Code
92117
Country
United States
Facility Name
Johnson County Clinical Trials
City
Lenexa
State/Province
Kansas
ZIP/Postal Code
66219
Country
United States
Facility Name
Heartland Research Associates, LLC
City
Newton
State/Province
Kansas
ZIP/Postal Code
67114
Country
United States
Facility Name
Center for Pharmaceutical Research
City
Kansas City
State/Province
Missouri
ZIP/Postal Code
64114
Country
United States
Facility Name
Sundance Clinical Research LLC
City
Saint Louis
State/Province
Missouri
ZIP/Postal Code
63141
Country
United States
Facility Name
Meridien Clinical Research
City
Omaha
State/Province
Nebraska
ZIP/Postal Code
68134
Country
United States
Facility Name
Medical Research South
City
Charleston
State/Province
South Carolina
ZIP/Postal Code
29407
Country
United States
Facility Name
Benchmark Research
City
Austin
State/Province
Texas
ZIP/Postal Code
78705
Country
United States
Facility Name
Benchmark Research
City
Fort Worth
State/Province
Texas
ZIP/Postal Code
76135
Country
United States
12. IPD Sharing Statement
Plan to Share IPD
Undecided
Citations:
PubMed Identifier
29972742
Citation
Grosenbach DW, Honeychurch K, Rose EA, Chinsangaram J, Frimm A, Maiti B, Lovejoy C, Meara I, Long P, Hruby DE. Oral Tecovirimat for the Treatment of Smallpox. N Engl J Med. 2018 Jul 5;379(1):44-53. doi: 10.1056/NEJMoa1705688.
Results Reference
derived
Learn more about this trial
A Trial to Assess the Safety, Tolerability, and Pharmacokinetics of the Anti-Orthopoxvirus Compound Tecovirimat
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