| Recruitment status | Completed |
| Unique ID issued by UMIN | UMIN000020794 |
| Receipt No. | R000024000 |
| Scientific Title | A randomized, placebo-controlled clinical trial for prophylactic effect of propolis on atopic sensitization |
| Date of disclosure of the study information | 2016/02/01 |
| Last modified on | 2020/08/02 (Ver. 4) |
| Basic information | ||
| Public title | A randomized, placebo-controlled clinical trial for prophylactic effect of propolis on atopic sensitization | |
| Acronym | A randomized, placebo-controlled clinical trial for prophylactic effect of propolis on atopic sensitization | |
| Scientific Title | A randomized, placebo-controlled clinical trial for prophylactic effect of propolis on atopic sensitization | |
| Scientific Title:Acronym | A randomized, placebo-controlled clinical trial for prophylactic effect of propolis on atopic sensitization | |
| Region |
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| Condition | ||
| Condition | Atopic disease | |
| Classification by specialty |
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| Classification by malignancy | Others | |
| Genomic information | NO | |
| Objectives | |
| Narrative objectives1 | Propolis includes arteillin C, vitamins, and minerals and some research suggests propolis may have improvement effect on immune system. This clinical trial verifies whether the immune effect of propolis will improve atopic sensitization of an infant via breast milk. Alternatively, safety of propolis will be assessed. |
| Basic objectives2 | Safety,Efficacy |
| Basic objectives -Others | |
| Trial characteristics_1 | Confirmatory |
| Trial characteristics_2 | Pragmatic |
| Developmental phase | Phase II,III |
| Assessment | |
| Primary outcomes | Non-specific IgE is more than 10 IU/mL or antigen-specific IgE is more than 0.34 IU/mL in an infant when 1 year-old. |
| Key secondary outcomes | 1) Atopic asthma bronchitis: Symptom of wheezing at medical inquiry and IgE against mites more than 0.34 IU/mL
2) Atopic dermatitis: Prescription of topical steroid during taking supplements |
| Base | |
| Study type | Interventional |
| Study design | |
| Basic design | Parallel |
| Randomization | Randomized |
| Randomization unit | Individual |
| Blinding | Double blind -all involved are blinded |
| Control | Placebo |
| Stratification | NO |
| Dynamic allocation | NO |
| Institution consideration | Institution is not considered as adjustment factor. |
| Blocking | YES |
| Concealment | Central registration |
| Intervention | ||
| No. of arms | 2 | |
| Purpose of intervention | Prevention | |
| Type of intervention |
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| Interventions/Control_1 | propolis
From entry to blood sampling at 1 year, participants are asked to take propolis (302.4mg/day) for 2 to 10 months. |
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| Interventions/Control_2 | placebo
From entry to blood sampling at 1 year, participants are asked to take placebo for 2 to 10 months. |
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| Interventions/Control_3 | ||
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| Interventions/Control_5 | ||
| Interventions/Control_6 | ||
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| Interventions/Control_8 | ||
| Interventions/Control_9 | ||
| Interventions/Control_10 | ||
| Eligibility | ||||
| Age-lower limit |
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| Age-upper limit |
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| Gender | Male and Female | |||
| Key inclusion criteria | 1) Mother has atopic symptom; having or had at least one of asthma, atopic dermatitis, food allergy, allergic rhinitis or hay fever in medical inquiry. Not only medical judgment by physician, personal statement is also acceptable.
2) Breast feeding. Combination with artificial milk is also acceptable. 3) Infant is 2-8 month-old; exceptionally if the infant has been suffering before 8 months-old, entry is available till 10 month-old. 4) Infant has dermatitis (eczema, dry skin, etc.). It continuously or intermittently exists more than 1 month although intensive skin care such as soap at bath time is conducted on him/her without any medical anti-inflammatory treatment on local skin. If there is medical intervention, symptom less than 1 month is acceptable. |
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| Key exclusion criteria | 1) Mother is under 20 year-old.
2) Infant has significant primary disease other than atopic disease. 3) Mother has allergy against; Wheat, propolis, honey, perilla oil,farina, geratin, glycerin, pectine, carrageenan, beeswax or lectin (from soybean) 4) Totally artificial milk feeding. |
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| Target sample size | 100 | |||
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| Name of lead principal investigator |
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| Organization | The Jikei University School of Medicine | ||||||
| Division name | Molecular Epidemiology | ||||||
| Zip code | |||||||
| Address | 3-25-8, Nishishinbashi, Minato-ku, Tokyo | ||||||
| TEL | 03-3433-1111 | ||||||
| urashima@jikei.ac.jp | |||||||
| Public contact | |||||||
| Name of contact person |
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| Organization | The Jikei University School of Medicine | ||||||
| Division name | Molecular Epidemiology | ||||||
| Zip code | |||||||
| Address | 3-25-8, Nishishinbashi, Minato-ku, Tokyo | ||||||
| TEL | 03-3433-1111 | ||||||
| Homepage URL | |||||||
| gengeniga@gmail.com | |||||||
| Sponsor | |
| Institute | The Jikei University School of Medicine |
| Institute | |
| Department | |
| Funding Source | |
| Organization | Yamada Bee Farm |
| Organization | |
| Division | |
| Category of Funding Organization | Profit organization |
| Nationality of Funding Organization | Japan |
| Other related organizations | |
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| IRB Contact (For public release) | |
| Organization | |
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| Secondary IDs | |
| Secondary IDs | NO |
| Study ID_1 | |
| Org. issuing International ID_1 | |
| Study ID_2 | |
| Org. issuing International ID_2 | |
| IND to MHLW | |
| Institutions | |
| Institutions | 東京慈恵会医科大学(東京都)
富士市立中央病院(静岡県) 厚木市立病院(神奈川県) 瀬川小児科アレルギー科医院(静岡県) |
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| Date of disclosure of the study information |
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| Related information | |
| URL releasing protocol | |
| Publication of results | Unpublished |
| Result | |
| URL related to results and publications | |
| Number of participants that the trial has enrolled | |
| Results | |
| Results date posted | |
| Results Delayed | |
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| Date of the first journal publication of results | |
| Baseline Characteristics | |
| Participant flow | |
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| Plan to share IPD | |
| IPD sharing Plan description | |
| Progress | |||||||
| Recruitment status | Completed | ||||||
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| Management information | |||||||
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| Link to view the page | |
| URL(English) | https://upload.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000024000 |