Trial Outcomes & Findings for The Duration of the Suppressive Effects of Desloratadine on Allergen Prick Tests After Discontinuation (P04441) (NCT NCT00359138)

NCT ID: NCT00359138

Last Updated: 2022-02-09

Results Overview

The number of days after treatment discontinuation until a measurable wheal and flare response.

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

36 participants

Primary outcome timeframe

Starting at Day 8

Results posted on

2022-02-09

Participant Flow

Participant milestones

Participant milestones
Measure
Desloratadine 5 mg Tablet + Levocetirizine Placebo Capsule
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine 5 mg Capsule
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine Placebo Capsule
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Overall Study
STARTED
12
12
12
Overall Study
COMPLETED
12
12
12
Overall Study
NOT COMPLETED
0
0
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

The Duration of the Suppressive Effects of Desloratadine on Allergen Prick Tests After Discontinuation (P04441)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Desloratadine 5 mg Tablet + Levocetirizine Placebo Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine 5 mg Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine Placebo Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Total
n=36 Participants
Total of all reporting groups
Age, Continuous
23.42 years
STANDARD_DEVIATION 4.91 • n=93 Participants
28.33 years
STANDARD_DEVIATION 8.69 • n=4 Participants
28.83 years
STANDARD_DEVIATION 11.55 • n=27 Participants
26.86 years
STANDARD_DEVIATION 8.91 • n=483 Participants
Sex: Female, Male
Female
5 Participants
n=93 Participants
8 Participants
n=4 Participants
5 Participants
n=27 Participants
18 Participants
n=483 Participants
Sex: Female, Male
Male
7 Participants
n=93 Participants
4 Participants
n=4 Participants
7 Participants
n=27 Participants
18 Participants
n=483 Participants

PRIMARY outcome

Timeframe: Starting at Day 8

The number of days after treatment discontinuation until a measurable wheal and flare response.

Outcome measures

Outcome measures
Measure
Desloratadine 5 mg Tablet + Levocetirizine Placebo Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine 5 mg Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine Placebo Capsule
n=12 Participants
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Duration of Suppressive Effect of Desloratadine After Discontinuation of a 1-week Treatment
5 Days
Standard Error 1.65 • Interval 0.4613 to 0.94
4 Days
Standard Error 1.60
NA Days
Standard Error NA
Results are based on the individual active group relative to placebo. Not applicable for placebo relative to placebo

Adverse Events

Desloratadine 5 mg Tablet + Levocetirizine Placebo Capsule

Serious events: 0 serious events
Other events: 5 other events
Deaths: 0 deaths

Desloratadine Placebo Tablet + Levocetirizine 5 mg Capsule

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Desloratadine Placebo Tablet + Levocetirizine Placebo Capsule

Serious events: 0 serious events
Other events: 1 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Desloratadine 5 mg Tablet + Levocetirizine Placebo Capsule
n=12 participants at risk
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine 5 mg Capsule
n=12 participants at risk
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Desloratadine Placebo Tablet + Levocetirizine Placebo Capsule
n=12 participants at risk
Subject was instructed to take 1 tablet and 1 capsule, once daily from day one (visit 3) to day 8 (visit 4).
Gastrointestinal disorders
Abdominal Pain Upper
8.3%
1/12 • Number of events 1
0.00%
0/12
0.00%
0/12
Gastrointestinal disorders
Dry Mouth
0.00%
0/12
8.3%
1/12 • Number of events 1
0.00%
0/12
Gastrointestinal disorders
Nausea
8.3%
1/12 • Number of events 1
8.3%
1/12 • Number of events 1
0.00%
0/12
Gastrointestinal disorders
Vomiting
0.00%
0/12
8.3%
1/12 • Number of events 1
0.00%
0/12
General disorders
Asthenia
8.3%
1/12 • Number of events 1
8.3%
1/12 • Number of events 1
0.00%
0/12
Infections and infestations
Rhinitis
0.00%
0/12
8.3%
1/12 • Number of events 1
8.3%
1/12 • Number of events 1
Musculoskeletal and connective tissue disorders
Muscle Contracture
0.00%
0/12
8.3%
1/12 • Number of events 1
0.00%
0/12
Nervous system disorders
Headache
8.3%
1/12 • Number of events 1
0.00%
0/12
0.00%
0/12
Nervous system disorders
Somnolence
8.3%
1/12 • Number of events 1
16.7%
2/12 • Number of events 2
0.00%
0/12
Psychiatric disorders
Insomnia
0.00%
0/12
8.3%
1/12 • Number of events 1
0.00%
0/12
Reproductive system and breast disorders
Dysmenorrhoea
8.3%
1/12 • Number of events 1
0.00%
0/12
0.00%
0/12
Respiratory, thoracic and mediastinal disorders
Asthma
0.00%
0/12
8.3%
1/12 • Number of events 1
0.00%
0/12
Respiratory, thoracic and mediastinal disorders
Cough
8.3%
1/12 • Number of events 1
8.3%
1/12 • Number of events 1
8.3%
1/12 • Number of events 1
Respiratory, thoracic and mediastinal disorders
Pharyngolaryngeal Pain
8.3%
1/12 • Number of events 1
0.00%
0/12
8.3%
1/12 • Number of events 1

Additional Information

Senior Vice President, Global Clinical Development

Merck, Sharp & Dohme Corp.

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place

Restriction type: LTE60