A Study to Evaluate Long-term Outcomes Following Treatment With ABT-450/Ritonavir/ABT-267 (ABT-450/r/ABT-267) and ABT-333 With or Without Ribavirin (RBV) in Adults With Genotype 1 Chronic Hepatitis C Virus (HCV) Infection
Last updated:
Last updated
The date of the most recent update for each trial record in the Canadian Clinical Trial Search Portal.
2026-07-11
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AN OPEN-LABEL, MULTICENTER STUDY TO EVALUATE LONG-TERM OUTCOMES WITH ABT-450/RITONAVIR/ABT-267 (ABT-450/R/ABT-267) AND ABT-333 WITH OR WITHOUT RIBAVIRIN (RBV) IN ADULTS WITH GENOTYPE 1 CHRONIC HEPATITIS C VIRUS (HCV) INFECTION (TOPAZ-I).
Intervention/treatment:
Intervention/treatment
Name given to the drug used in the clinical trial. This may be a code name, a chemical name of the active ingredient, a non-proprietary name or brand name.
The disease or condition that's being studied in the clinical trial.
HEPATITIS C VIRUS GENOTYPE 1
Protocol code:
Protocol Code
An alpha-numeric sequence generated by the sponsor that can vary in length. Used as a reference to help identify a specific clinical trial protocol. Formerly referred to as 'protocol number'.
M14-423
Control number:
Control number
A unique 6-digit identification number Health Canada assigns to each clinical trial application.
177665
Status:
Trial Status
The status for the clinical trial as a whole. Note that the status for each site may be different and should always be confirmed with the clinical trial sponsor. Health Canada uses information provided by the sponsor to an international clinical trial registry to determine status values for each clinical trial. Status values on the portal can include:
• Not yet recruiting - Participants are not yet being recruited or enrolled at any site. • Recruiting - Participants are currently being recruited. • Active, not recruiting - The clinical trial is ongoing but new participants are not currently being recruited or enrolled. • On hold - The clinical trial has been temporarily stopped, but it may start again. • Closed - The clinical trial has either ended normally and participants are no longer being examined or treated, or it has stopped early and will not start again. • Unknown - The status of the clinical trial has not been verified in the registry in the last 2 years. Please contact the sponsor. • No match, ongoing - Please contact sponsor for status information. • Other - Please contact sponsor for status information.
Closed
Approved:
Approved
The date that the clinical trial has been determined to meet Health Canada’s regulatory requirements. For drug clinical trials, this means that a no objection letter or an authorization was issued.
September 24, 2014
Date Completed:
Date completed
The date of the last participant’s last visit in the global study. The completion date may be actual or estimated, depending what was provided to the registry. Estimated completion dates may be in the past or future.
Trial phase:
Trial phase
The stage of a clinical trial, based on factors such as the objectives of the trial and number of participants. Phase data displayed in the portal is taken from international registry data.
For more information see "Phases of drug trials" on the Definitions webpage
This is an external link. The information is not authorized by the Government of Canada.
Eligibility
Eligibility
The characteristics people must have or the requirements they must meet to participate in the clinical trial. Eligibility criteria include both inclusion criteria (must have for a person to participate) and exclusion criteria (prevent a person from participating).
Review the exact criteria from the registry or the sponsor before making a decision to participate. The following values may be available on the portal:
Sex: an eligibility criteria based on biological characteristics. Information in the portal is based on available data and will default to 'all' when no other data is available.
Age: The age a person must be to participate in the clinical trial.
Accepts Healthy Volunteers: People who do not have the disease or condition can participate in the clinical trial.
Sex:
ALL
Age
18 Years to 99 Years
Accepts healthy volunteers:
No
Contacts and locations
Contact
Contact
Information for an individual or organisation that can respond to questions about this clinical trial. This information comes from the international registry.
The sponsor conducts the clinical trial and is responsible for every aspect. For example this could be a company, a university or an individual researcher.
ABBVIE CORPORATION
Locations
Alberta
GI Research & Associates /ID# 132169
Edmonton, Alberta, T5H 4B9
University of Calgary /ID# 134370
Calgary, Alberta, T2N 4Z6
British Columbia
GIRI Gastrointestinal Research Institute /ID# 132171
Vancouver, British Columbia, V6Z 2K5
LAIR Centre /ID# 130970
Vancouver, British Columbia, V5Z 1H3
Vancouver Infectious Diseases Centre /ID# 134369
Vancouver, British Columbia, V6Z 2C7
Manitoba
University of Manitoba / Health Scuience Centre / John Buhler Research Centre /ID# 130969
Winnipeg, Manitoba, R3E 3P4
New Brunswick
Saint John Regional Hospital /ID# 131210
Saint John, New Brunswick, E2L 4L2
Ontario
Ottawa Hospital Research Institute /ID# 132170
Ottawa, Ontario, K1H 8L6
Toronto Digestive Disease Asso /ID# 130968
Vaughan, Ontario, L4L 4Y7
Toronto General Hospital /ID# 132134
Toronto, Ontario, M5G 2C4
Toronto Liver Centre /ID# 132168
Toronto, Ontario, M6H 3M1
Quebec
CHU de Quebec-Université Laval hôpital CHUL /ID# 132132
Québec, Quebec, G1V 4G2
Clinique Medicale L'Actuel /ID# 132167
Montreal, Quebec, H2L 4P9
Jewish General Hospital /ID# 132165
Montreal, Quebec, H3T 1E2
Royal Victoria Hospital / McGill University Health Centre /ID# 132166
