| Eligibility |
Inclusion Criteria:
1. Male or female healthy subjects of any Ethnic origin, age from 18 to 45 years.
2. Body mass index (BMI) from 18.5 to 30.0 kg/m2.
3. Use of adequate double contraception by female with childbearing potential (i.e. women
of child bearing potential using a highly effective method of birth control defined as
those which result in a low failure rate (i.e. <1% per year) when used consistently
and correctly such as implants, injectables, combined oral contraceptives, hormonal
IUDs) or surgically sterile (documented complete hysterectomy or bi-tubal ligations;
partial hysterectomy is not sufficient or vasectomised partner). It must be ensured
that the male partner uses a condom during intercourse (if not surgically sterilized).
4. Use of adequate double contraception by male, who is a sexually active man and has not
been surgically sterilized, must consent that he uses a condom during intercourse and
ensures that his female partner practices adequate contraception (a highly effective
method of birth control defined as those which result in a low failure rate (i.e. <1%
per year) when used consistently and correctly such as implants, injectables, combined
oral contraceptives, hormonal IUDs) or surgically sterile (documented complete
hysterectomy or bi-tubal ligations; partial hysterectomy is not sufficient).
5. Written informed consent.
6. Able to demonstrate correct nasal spray application technique at screening.
Exclusion Criteria:
1. History of allergic reaction or sensitivity to azelastine hydrochloride, fluticasone
propionate or one of the excipients (e.g. benzalkoniumchloride, phenyl-ethyl alcohol).
2. Any evidence of clinically relevant acute or chronic cardiovascular, pulmonary,
hepatic, renal, gastrointestinal, haematological, endocrine, metabolic, mental,
neurological, or other disease at screening.
3. Positive ß-HCG pregnancy test, or established pregnancy, breast-feeding or planned
pregnancy during the study.
Lack of suitability for the study:
4. History of haemophilia or coagulation disease.
5. Significant history of orthostatic hypotension, fainting or blackouts.
6. Existence of any surgical or medical condition, which might significantly alter the
absorption, distribution, metabolism, or excretion of study drug.
7. Chronic or clinically relevant acute infections (e.g. of the respiratory tract
including sinusitis and rhinitis), acute rhinorrhoea or febrile disease the week
before randomisation.
8. Clinical chemical, haematological or any other laboratory parameters clinically
relevant outside the reference range (e.g. elevated liver enzymes, renal laboratory
parameters, and coagulation abnormalities such as abnormalities of platelet count,
prothrombin time, or activated partial thromboplastin time).
9. Positive results in HIV, HCV and HBsAg tests.
10. ECG abnormalities of clinical relevance, in particular abnormal prolongations of
QT/QTc- or PQ-interval (i.e. QTc according to Fridericia = 450 ms, PQ = 220 ms).
11. Resting heart rate in the awake subject below 45 BPM or above 90 BPM, systolic blood
pressure below 100 mmHg or above 145 mmHg, diastolic blood pressure above 95 mmHg.
12. Regular therapy with corticosteroids (e.g. fluticasone propionate) or antihistamines
(e.g. azelastine hydrochloride).
13. Any concurrent medication or any medication within 2 weeks preceding the start of the
study (single intake/use of drugs may be accepted, if judged by the investigator to
have no clinical relevance and no influence on study outcome).
14. Exposure to any cytochrome P450 3A4 inhibiting or inducing drug (e.g. ritonavir,
ketoconazole, itraconazole, erythromycin, rifampicin, St. John's wort (Hypericum
perforatum) etc.) diets (charcoal grilled meat, brussels sprouts, broccoli) or
beverages (e.g. grapefruit juice) within 14 days prior to study enrolment, or
anticipated consumption of such products during that period or at any time throughout
the study.
15. History of any nasal surgery or known clinically relevant abnormalities, such as
rhinitis medicamentosa, polyposis, septum deviation with clinical symptoms, or nasal
structural abnormalities.
16. Known perennial airway allergies. Known seasonal airway allergies which are clinically
relevant acute within the last six weeks prior to the start of the study or might
become acute during the study period.
17. History of malignancy within the past five years.
18. Blood donation within the last 2 months prior to the start of the study.
19. Present or history of drug or alcohol abuse within the last three years. Regular daily
consumption of more than half a litre of usual beer or 0.25 L of wine per day or the
equivalent quantity of approximately 30 g of alcohol in another form.
20. Current smoker or smoking during the last year.
21. Exposure to an investigational medicinal product within the last 3 months.
22. Subject reports a regular xanthine consumption of > 5 cups of coffee or black tea per
day (or equivalent xanthine consumption of = 500 mg xanthine per day using other
products).
23. Subject is vegetarian or reports other strict dietary habits which would preclude the
subject's acceptance of standardized meals
24. Lack of ability or willingness to give informed consent.
25. Lack of willingness to have personal study related data collected, archived or
transmitted according to protocol.
26. Lack of willingness or inability to co-operate adequately.
27. Anticipated non-availability for study visits/procedures.
28. Vulnerable subjects (such as persons kept in detention).
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