MK-8237 (SCH900237) Biomarker Study in Participants With Allergic Rhinitis or Rhinoconjunctivitis (MK-8237-009)
Allergic Rhinitis, Allergic Rhinoconjunctivitis
About this trial
This is an interventional diagnostic trial for Allergic Rhinitis
Eligibility Criteria
Inclusion Criteria:
Part 1:
- healthy participants
- has a Body Mass Index (BMI) =< 30 kg/m^2
- female of reproductive potential remains abstinent or uses two acceptable methods of birth control from 2 weeks before first allergen challenge to 2 weeks after last allergen challenge; alternatively hormonal contraception may be used.
Part 2:
- has a Body Mass Index (BMI) =< 38 kg/m^2
- has a clinical history of allergic rhinitis/rhinoconjunctivitis to HDM for at least one year, and used medication to relieve symptoms within the last year
- does not have asthma, or has mild controlled asthma not requiring regular use over the 12 months prior to screening of any corticosteroids
- female of reproductive potential remains abstinent or use two acceptable methods of birth control from 2 weeks before first allergen challenge to at least 2 weeks after last allergen challenge or last dose of study drug, whichever is longer
- has not smoked or used tobacco for the prior 6 months, and agrees not to during study
Exclusion Criteria:
Parts 1 and 2:
- is experiencing at the first NAC visit, symptoms from an upper or lower respiratory tract infection (viral or bacterial)
- has participated within the prior 3 months in another investigational study (that included an investigational drug or agent)
- is directly associated with the administration of the study or is related to the investigational study staff
- is mentally or legally incapacitated, has significant emotional problems or has a history of clinically significant psychiatric disorder within the past 5 years
- has a history of clinically significant endocrine, gastrointestinal, cardiovascular, hematological, hepatic, immunological, renal, respiratory, genitourinary or major neurological (including stroke and chronic seizures) abnormalities or diseases
- has a history of cancer
- has a history of significant intolerability to drugs or food
- is positive for hepatitis B surface antigen, hepatitis C antibodies or HIV
- had major surgery or lost 1 unit (500 mL) of blood within the prior 4 weeks
- has a clinical history of chronic sinusitis during the prior 2 years
- has any nasal condition (e.g. nasal polyposis) that could confound efficacy or safety assessments
- is pregnant or expects to conceive during the study period
- is a nursing mother
- consumes more than 3 glasses of alcoholic beverages per day
- regularly uses any illicit drug, or has a history of drug or alcohol abuse within the prior 6 months
Part 2 only:
- is experiencing allergic rhinoconjunctivitis exacerbation at Screening NAC
- consumes excessive daily amounts of caffeinated beverages
- has a known history of allergy, hypersensitivity or intolerance to investigational medicines
- is sensitized and regularly exposed to animal dander and molds in the home or workplace in a manner that might interfere with the study in the opinion of the investigator
- is sensitized and regularly exposed to seasonal allergens such as Birch or grass pollen (sensitized but out of season is acceptable however)
- has a history of chronic urticaria and/or angioedema within the prior 2 years
- has had previous immunotherapeutic treatment with any HDM allergen for more than 1 month during the prior 3 years
- is receiving any specific immunotherapy within prior 60 days
- has a history of anaphylaxis with cardiorespiratory symptoms with prior immunotherapy due to an unknown cause or an inhalant allergen
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Arm 3
Experimental
Placebo Comparator
Experimental
NAC + MK-8237 (Part 2)
NAC + Placebo (Part 2)
NAC (Part 1)
Nasal Allergen Challenge (NAC) treatment consisting of 1800 Biological Units (BU) of HDM extract on Days -14, 56 and 84; starting on Day 1 a single tablet of MK-8237 with 12 Development Units (DUs), administered sublingually, at approximately the same time each day for 84 days (+/- 5 days)
NAC treatment consisting of 1800 BU of HDM extract on Days -14, 56 and 84; starting on Day 1 a single placebo tablet administered sublingually, at approximately the same time each day for 84 days (+/- 5 days)
Nasal Allergen Challenge (NAC) consisting of 100 µl fixed volume of 10,000 biological units (BU) of HDM extract delivered with a Pfeiffer Bidose Nasal Delivery System (or equivalent) to each nostril for a total dose of 1800 BU at the start of Part 1