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Acute Vasoreactivity Testing with Nicardipine in Patients with Pulmonary Arterial Hypertension

Acute Vasoreactivity Testing with Nicardipine in Patients with Pulmonary Arterial Hypertension - Acute Vasoreactivity Testing with Nicardipine in Patients with Pulmonary Arterial Hypertension

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000020386
Enrollment
100
Registered
2015-12-28
Start date
1999-04-01
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

plumonary arterial hypertension

Interventions

Nicardipine was administered by short-time continuous infusion (1 microg/kg/min for 5 min and 2 microg/kg/min for 5 min) followed by bolus injection (5 microg/kg). Hemodynamic responses were continuou

Sponsors

Department of Cardiovascular Medicine, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences
Lead Sponsor
National Hospital Organization, Okayama Medical Center
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients diagnosed as having PAH without left heart disease PAH is defined by a resting mean pulmonary artery pressure (PAP) 25 mmHg and more during right heart catheterization (RHC) with a mean pulmonary capillary wedge pressure (PCWP) 15 mmHg and less.

Exclusion criteria

Exclusion criteria: Exclusion criteria were as follows: thromboembolic pulmonary hypertension, hemodynamic instability including cardiac index less than 2.2 L/min/m2 and systolic blood pressure less than 80mmHg, or having symptoms associated with low cardiac output at rest.

Design outcomes

Primary

MeasureTime frame
safety of acute vasoreactivity testing with nicardipine in PAH patients

Secondary

MeasureTime frame
Whether can acute vasoreactivity testing with nicardipine identify patients with sustained beneficial response to oral calcium channel blockers.

Countries

Japan

Contacts

Public ContactNakamura Kazufumi

Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences Department of Cardiovascular Medicine

ichibun@cc.okayama-u.ac.jp0862357351

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026