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N/A N=335

Clarithromycin Modified Release Observational Study for Evaluation of Treatment, Tolerability & Recovery Time in Saudi & Egyptian Clinical Settings (CLOSER)

Respiratory Tract Infection

Enrolled (actual)
335
Serious AEs
0.0%
Results posted
Jan 2013
Primary outcome: Primary: Percentage of Participants With a Fast Recovery — 12.8; 54.3; 27.4; 29.7 percentage of participants

Study Design & Population

Study type
Observational
Phase
N/A
Interventions
clarithromycin modified release 500 mg (Drug)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Abbott
Primary completion
Jan 2012

Outcome Measures

OutcomeResultp-value
PRIMARY
Percentage of Participants With a Fast Recovery
12.8; 54.3; 27.4; 29.7; 37.1; 42.6
PRIMARY
Percentage of Participants With Clinical Success
86.9
PRIMARY
Classification of Overall Response
43; 248; 44
SECONDARY
Percentage of Participants With Treatment Failure
13.1; 0.9; 3.9; 6.9; 1.5
SECONDARY
Factors Affecting the Speed of Recovery
-0.007; 0.216; 0.004; 0.419; -0.456; 0.140 0.334
SECONDARY
Number of Participants With Adverse Events
2; 0
SECONDARY
Fever Status at End of Study
120; 70; 5; 140
SECONDARY
Cough Status at End of Study
93; 100; 23; 4; 113
SECONDARY
Sputum Status at End of Study
88; 102; 19; 4; 120
SECONDARY
Dyspnea Status at End of Study
31; 28; 2; 1; 273
SECONDARY
Abnormal Breathing Sounds Status at End of Study
30; 13; 4; 288
SECONDARY
Rhinorrhea Status at End of Study
55; 56; 2; 222
SECONDARY
Post-nasal Discharge Status at End of Study
75; 98; 6; 154
SECONDARY
Percentage of Participants Compliant With Treatment
43; 54; 3

Summary

The objective is to describe the time to recovery of symptoms (cough, mucus, fever, sore throat, and others), tolerability and compliance of treatment with clarithromycin once daily in patients with upper or lower respiratory tract infections in the routine clinical practice.

Eligibility Criteria

Inclusion Criteria

  • Adults, equal to or more than 18 years years of age
  • Patients with respiratory tract infections, including any of the following:
  • Acute tracheitis, acute tracheobronchitis
  • Acute sinusitis
  • Chronic sinusitis
  • Acute tonsillopharyngitis
  • Acute bronchitis
  • Mild community-acquired pneumonia
  • Acute exacerbation of chronic bronchitis

Exclusion Criteria

  • Known hypersensitivity to or previously intolerant of macrolides.
  • Illness severe enough to warrant hospitalization or parenteral therapy.
  • Concomitant use of any of the following medications:
  • Drugs metabolized by CYP3A isozyme: alprazolam, astemizole, carbamazepine, cilostazol, cisapride, cyclosporin, disopyramide, ergot alkaloids, lovastatin, methylprednisolone, midazolam, omeprazole, oral anticoagulants (e.g. warfarin), pimozide, quinidine, rifabutin, sildenafil, simvastatin, tacrolimus, terfenadine, triazolam and vinblastine.
  • Drugs metabolized by other isozymes within CYP450 system: phenytoin, theophylline and valproate.
  • Colchicine, Digoxin, Some antiretrovirals: zidovudine and ritonavir.
  • Severe immunodeficiency and chronic disease conditions.
  • Renal or hepatic impairment (creatinine clearance under 30 mL/min, aspartate aminotransferase (AST), alanine aminotransferase (ALT) and gamma-glutamyltransferase (GGT) equal or more than 3x higher level in comparison with the norm).
  • Mental condition rendering the subject unable to understand the nature of the study.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01075204). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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