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A Prospective, Phase IV, Surveillance Registry Study to Evaluate the Safety of DEFINITY® in Clinical Practice

CARES (Contrast EchocArdiography REgistry for Safety Surveillance): A Prospective, Phase IV, Open-Label, Nonrandomized, Multicenter, Surveillance Registry Study to Evaluate the Safety of DEFINITY® in Clinical Practice

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00625365
Enrollment
1060
Registered
2008-02-28
Start date
2008-02-29
Completion date
2009-07-31
Last updated
2020-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cardiovascular Disease

Keywords

DEFINITY, Safety, Survelliance

Brief summary

The purpose of this registry study is to gather safety information on the current clinical use of and the safety of DEFINITY®

Interventions

DEFINITY may be injected by either an intravenous or bolus injection or infusion. Dosage as per standard clinical practice and Package Insert

Sponsors

Lantheus Medical Imaging
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
OTHER
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients who, in the investigator's opinion, require DEFINITY® echocardiography due to suboptimal, unenhanced images.

Exclusion criteria

* Known hypersensitivity to perflutren, DEFINITY®, or other echo contrast agent. * Prior SAE associated with perflutren, DEFINITY®, or administration of other echo contrast agent.

Design outcomes

Primary

MeasureTime frame
The Number and Percentage of Patients With Death or Life Threatening Cardiopulmonary Events Occurring Following Definity Administrationduring or within 30 minutes of administration

Secondary

MeasureTime frameDescription
Serious Adverse EventsThrough 24 hoursSummary of the number and percentage of participants with serious adverse events occuring following completion of DEFINITY administration
Adverse EventsThrough 24 hoursSummary of the number and percentage of participants with adverse events occuring following completion of DEFINITY administration

Countries

United States

Participant flow

Recruitment details

Participants were recruited from hospitals and clinics in the USA between February 2008 and April 2009

Pre-assignment details

There were no pre-assignment requirements for this study

Participants by arm

ArmCount
DEFINITY (Perflutren Lipid Microsphere)
Patients who had undergone unenhanced echocardiography yielding suboptimal images and who were determined by the Principal Investigator to require DEFINITY-enhanced echocardiography
1,053
Total1,053

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyNo IV access5
Overall StudyVSD1
Overall StudyWithdrawal by Subject1

Baseline characteristics

CharacteristicDEFINITY (Perflutren Lipid Microsphere)
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
444 Participants
Age, Categorical
Between 18 and 65 years
609 Participants
Age, Continuous61.3 years
STANDARD_DEVIATION 12.9
Sex: Female, Male
Female
400 Participants
Sex: Female, Male
Male
653 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
35 / 1,053
serious
Total, serious adverse events
0 / 1,053

Outcome results

Primary

The Number and Percentage of Patients With Death or Life Threatening Cardiopulmonary Events Occurring Following Definity Administration

Time frame: during or within 30 minutes of administration

Population: The safety population was analyzed per the protocol

ArmMeasureValue (NUMBER)
DEFINITY®The Number and Percentage of Patients With Death or Life Threatening Cardiopulmonary Events Occurring Following Definity Administration0 Participants
Secondary

Adverse Events

Summary of the number and percentage of participants with adverse events occuring following completion of DEFINITY administration

Time frame: Through 24 hours

ArmMeasureValue (NUMBER)
DEFINITY®Adverse Events114 Participants
Secondary

Serious Adverse Events

Summary of the number and percentage of participants with serious adverse events occuring following completion of DEFINITY administration

Time frame: Through 24 hours

ArmMeasureValue (NUMBER)
DEFINITY®Serious Adverse Events0 Participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026