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A randomized, assessor-blind, dose-ranging, phase IIIB, multicenter trial comparing the intubating conditions and time course of block of three different intubating doses (0.45 mg/kg, 0.6 mg/kg, and 1.0 mg/kg) of Zemuron® in pediatric and adolescent subjects under general anesthesia.

A randomized, assessor-blind, dose-ranging, phase IIIB, multicenter trial comparing the intubating conditions and time course of block of three different intubating doses (0.45 mg/kg, 0.6 mg/kg, and 1.0 mg/kg) of Zemuron® in pediatric and adolescent subjects under general anesthesia.

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-002928-34-BE
Enrollment
180
Registered
2005-11-24
Start date
2006-04-24
Completion date
Unknown
Last updated
2019-06-30

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

Conditions

None listed

Interventions

Sponsors

NV Organon
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: • Males or non-pregnant (determined by urine or serum HCG test), non-nursing females from birth to = 17 years of age; • Subjects of ASA Class 1, 2, or 3 scheduled for surgery under general anesthesia. Are the trial subjects under 18? yes Number of subjects for this age range: F.1.2 Adults (18-64 years) no F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: • Subjects > 17 years of age or preterm neonates (< 37 weeks gestational age at birth); • Subjects with congenital anomalies or airway obstructions that would preclude visualization or intubation of the trachea; • Subjects with known significant renal or hepatic disorders determined by medical history, physical examination, or laboratory tests; • Subjects known or suspected of having neuromuscular disorders; • Subjects known or suspected of having personal or family history of malignant hyperthermia; • Subjects known or suspected of having allergy to narcotic analgesics, hypnotics, neuromuscular blocking agents, or other medications used during general anesthesia; • Subjects who are receiving medications (anticonvulsants, aminoglycosides, macrolides or polypeptide antibiotic) during the pre-trial period or who will be receiving medications (anticonvulsants, aminoglycosides, macrolides or polypeptide antibiotic) during the in-trial period in a dose regimen known to modify the action of neuromuscular blocking agents; • Subjects who would require the use of pneumatic tourniquet during the surgical procedure; • Subjects participating as research subjects in another clinical trial not pre-approved by Organon within 30 days before this trial; • Subjects who have already participated in this trial; or • Subjects whose parent(s) or legal guardian(s) are not willing to give written consent and where applicable, the subject has not given appropriate assent to participate in accordance with the ethical principles that have their origin in the Declaration of Helsinki, the ICH Guideline for Good Clinical Practice, and applicable regulatory requirements.

Design outcomes

Primary

MeasureTime frame
Main Objective: To evaluate the time interval between the end of administration of the Zemuron® intubating dose and the reappearance of T3 following one of three intubating doses of Zemuron® (0.45 mg/kg, 0.6 mg/kg, or 1.0 mg/kg) in term neonates (birth to 3 months to = 2 years old), children (> 2 to = 11 years of age), and adolescents (> 11 to = 17 years of age). ;Secondary Objective: 1. To evaluate the time course of action (onset time, maximum block, reappearance of T1, and recovery to 70%, 80% and 90% T4/T1) following one of three intubating doses of Zemuron® (0.45 mg/kg, 0.6 mg/kg, or 1.0 mg/kg) in term neonates, infants, toddlers, children, and adolescent subjects. 2. To evaluate the intubating conditions following one of three intubating doses of Zemuron® (0.45 mg/kg, 0.6 mg/kg, or 1.0 mg/kg) in term neonates, infants, toddlers, children, and adolescent subjects. 3. To collect sparse samples for population pharmacokinetic analysis. 4. To evaluate safety data of three different intubating doses of Zemuron® (0.45 mg/kg, 0.6 mg/kg, or 1.0 mg/kg). ;Primary end point(s): Time to reappearance of T3 (time from end-administration of Zemuron® to reappearance of the third twitch of a TOF stimulation).

Countries

Belgium

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026