| Eligibility |
Inclusion Criteria:
- Demonstration of willingness to participate in the study and comply with its
procedures by signing a written informed consent.
- Ages 18 to 60 years, of either sex, and of any race.
- A 2-year or longer history of perennial allergic rhinitis (PAR) with or without SAR.
- Skin test positive to a relevant prevalent perennial allergen or seasonal allergens if
the subject also has SAR done either at the Screening Visit or within the previous 12
months.
- At the Screening Visit (Visit 1) subject must have TNSS of >=12 our of a possible 24,
nasal congestion score of 4 out of a possible 6 on congestion, an Interference With
Sleep average score of (2) moderate over 7 nights prior to the Screening Visit.
- At the Baseline Visit (Visit 2) scores, reflective over the previous 12 hours, of 4 or
more for nasal congestion using a categorical whole-number symptom severity scale
encompassing 7 severity ratings on at least 6 of the 15 recordings of the Run-in
period which may include the morning of the Baseline Visit (Visit 2).
- At the Baseline Visit (Visit 2) subject must have a TNSS of more than >=12 out of a
possible 24 reflective over the past 12 hours on at least 6 or more of the 15
recordings of the Run-in period, which may include the morning of the Baseline Visit.
- Current complaint of sleep disturbance while symptomatic with PAR and have a score of
at least 2 with the Interference with Sleep scale on at least 4 out of the 8 AM diary
recordings during the Run-in period and may include the morning of Visit 2 (Baseline).
- The number of AH events per hour will be recorded but should not exceed 30 per hour.
- Freedom from any clinically significant disease (other than PAR or SAR) that would
interfere with the study evaluations.
- Confirmation by subject that he/she is practicing adequate contraception: Female
volunteers of childbearing potential (including women who are less than 1 year
postmenopausal and women who will be sexually active during the study) must agree to
use a medically accepted method of contraception or be surgically sterilized prior to
screening and while receiving protocol-specified medication. Women who are
postmenopausal for >1 year (ie, women who have experienced 12 consecutive months of
amenorrhea) will be exempted from the use of contraception during the study.
Acceptable methods of contraception include condoms (male and female) with or without
a spermicidal agent, diaphragm or cervical cap with a spermicidal agent, medically
prescribed intrauterine device (IUD), oral or injectable hormonal contraceptives, and
surgical sterilization (eg, hysterectomy or tubal ligation).
- Understanding of, and ability to adhere to, the dosing and visit schedules, and
agreement to record symptom severity scores, medication times, concomitant
medications, and adverse events accurately and consistently in a daily diary.
Exclusion Criteria:
- Pregnant or intention to become pregnant during the study
- Breast-feeding or intention to breast-feed during the study or within 30 days after
study completion
- Currently medication for PAR, or during the 10 days prior to the Screening Visit,
treatment for SAR or PAR with an antihistamine or a nasal inhaled corticosteroid.
- Current or a history of frequent (2 or more episodes per year for the past 2 years)
clinically significant sinusitis or chronic purulent postnasal drip.
- Recent nasal septum ulcers, nasal surgery, or nasal trauma; postpone inclusion until
healing has occurred.
- A diagnosis of rhinitis medicamentosa.
- Upper or lower respiratory tract or sinus infection that required antibiotic therapy
with the last dose 14 days prior to screening, or a viral upper or lower respiratory
infection within 7 days prior to screening.
- Nasal structural abnormalities, including large nasal polyps and marked septum
deviation, that significantly interfere with nasal airflow.
- Bronchial asthma that cannot be controlled by short-acting beta 2-agonist adrenergic
receptor agonists.
- Current desensitization immunotherapy and expectation of receiving an increase in dose
during the study. Subject may not receive desensitization treatment within 24 hours
prior to a study visit.
- Failure to observe the designated washout periods for any of the prohibited
medications outlined in section 6.2 of the protocol.
- Previous randomization into the study.
- Current evidence of clinically significant hematopoietic, cardiovascular, hepatic,
immunologic, renal, neurologic, psychiatric, autoimmune disease, or other disease that
precludes the subject's participation in the study, or the subject's ability to
complete the diary cards.
- Active or quiescent tuberculosis infection of the respiratory tract, untreated fungal,
bacterial, or systemic viral infections, or ocular herpes simplex.
- Compromised ability to provide informed consent.
- A history of non-compliance with medications or treatment protocols.
- Morbidly obese (BMI >= 40).
- Night-shift working schedule with no standard asleep at night/awake during the day
cycle.
- Any clinically significant deviation from the appropriate reference range in the
physical examination that, in the investigator's judgment, may interfere with the
study evaluation or affect subject safety.
- a situation or condition that, in the opinion of the investigator, may interfere with
optimal participation in the study.
- Participation in any other clinical study(ies).
- Subject is on the staff, affiliated with, or a family member of the staff personnel
directly involved with this study.
- Subject is allergic to or has sensitivity to the study drug or its excipients.
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