Comparison of Oral Chloral Hydrate and Combination of Intranasal Dexmedetomidine and Ketamine for Procedural Sedation in Children
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ClinicalTrials.gov Identifier: NCT04820205 |
Recruitment Status :
Recruiting
First Posted : March 29, 2021
Last Update Posted : May 9, 2022
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Condition or disease | Intervention/treatment | Phase |
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Sedation | Drug: Intranasal dexmedetomidine and ketamine Drug: Oral chloral hydrate | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 136 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Single (Outcomes Assessor) |
Primary Purpose: | Treatment |
Official Title: | Comparison of Oral Chloral Hydrate and Combination of Intranasal Dexmedetomidine and Ketamine for Procedural Sedation in Children: a Randomized Controlled Trial |
Actual Study Start Date : | September 3, 2021 |
Estimated Primary Completion Date : | December 31, 2025 |
Estimated Study Completion Date : | December 31, 2025 |

Arm | Intervention/treatment |
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Experimental: intranasal dexmedetomdine and kemtaine
Intranasal administration of dexmedetomidine (2mcg/kg) and ketamine (3mg/kg) to increase the success rate of adequate pediatric procedural sedation (pediatric sedation state scale = 1,2,3)
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Drug: Intranasal dexmedetomidine and ketamine
Intranasal administration of dexmedetomidine (2mcg/kg) and ketamine (3mg/kg) to increase the success rate of adequate pediatric procedural sedation (pediatric sedation state scale = 1,2,3) |
Active Comparator: oral chloral hydrate
Oral chloral hydrate (50mg/kg) administration to induce adequate pediatric procedural sedation (pediatric sedation state scale = 1,2,3)
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Drug: Oral chloral hydrate
Oral chloral hydrate (50mg/kg) administration to induce adequate pediatric procedural sedation (pediatric sedation state scale = 1,2,3) |
- Success rate of adequate sedation (PSSS= 1,2,3) within 15 minutes % [ Time Frame: During pediatric procedural sedation (up to 1 hour) ]Success rate of adequate sedation (Pediatric Sedation State Scale= 1,2,3) within 15 minutes after sedative administration. %
- Onset time of sedation (PSSS= 0,1,2,3) (min) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Onset time of sedation (Pediatric Sedation State Scale= 1,2,3) after sedative administration.
- Duration of sedation = Recovery time (PSSS= 4,5) (min) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Pediatric Sedation State Scale= 4,5 after recovery of sedation
- PSSS(Pediatric Sedation State Scale, 0-5) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]
5 Patient is moving in a manner that impedes the proceduralist and requires forceful immobilization.
4 Moving during the procedure that requires gentle immobilization for positioning.
3 Expression of pain or anxiety on face, but not moving or impeding completion of the procedure.
2 Quiet (asleep or awake), not moving during procedure, and no frown (or brow furrow) indicating pain or anxiety.
1 Deeply asleep with normal vital signs, but requiring airway intervention and/or assistance 0 Sedation associated with abnormal physiologic parameters that require acute intervention q 10min
- Heart rate during sedation (/min) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]HR(/min) at Baseline(T0), q 10min
- SpO2 during sedation (%) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]SpO2(%) by pulse oximetry at Baseline(T0), q 10min
- Respiratory rate during sedation (/min) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]RR(/min) at Baseline(T0), q 10min
- the incidence of PSSS=0 (Abnormal physiologic parameter that require acute intervention) % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]the incidence of PSSS=0 (Abnormal physiologic parameter that require acute intervention) %
- The incidence of respiratory intervention: Manual ventilation or Artificial airway % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of respiratory intervention: Manual ventilation or Artificial airway
- The incidence of significant desaturation (SpO2 < 95% or -10% from baseline, >10 seconds) % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of significant desaturation (SpO2 < 95% or -10% from baseline, >10 seconds) %
- The incidence of significant apnea (>20seconds) % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of significant apnea (>20seconds) %
- The lowest SpO2 value (%) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The lowest SpO2 value (%)
- The incidence of hemodynamic intervention: fluid management, intravenous medication % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of hemodynamic intervention: fluid management, intravenous medication %
- The incidence of significant bradycardia (-30% from baseline) % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of significant bradycardia (-30% from baseline) %
- The incidence of significant hypotension (-30% from baseline) % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]The incidence of significant hypotension (-30% from baseline) %
- Patients' acceptance (1=excellent, 2=good, 3=fair, 4=poor) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Patients' acceptance (1=excellent, 2=good, 3=fair, 4=poor)
- Separation anxiety (1=easy, 2=whimper, 3=cry, 4=cry and cling to parents) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Separation anxiety (1=easy, 2=whimper, 3=cry, 4=cry and cling to parents)
- Physicians' satisfaction (1=excellent, 2=good, 3=fair, 4=poor) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Physicians' satisfaction (1=excellent, 2=good, 3=fair, 4=poor)
- The incidence of other side effects (Ex: Nausea/Vomit, Allergic reaction, Etc) [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Other side effects (Ex: Nausea/Vomit, Allergic reaction, Etc)
- The incidence of failure of adequate sedation (PSSS= 0, 4,5) after 30 min % [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Failure of adequate sedation (PSSS= 0, 4,5) after 30 min %
- The incidence of completion of procedure [ Time Frame: During pediatric procedural sedation (up to 3 hour) ]Completion of procedure
- Total cost of sedation (KRW) [ Time Frame: During pediatric procedural sedation (up to 1 day) ]Total cost of sedation (KRW)

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Ages Eligible for Study: | up to 7 Years (Child) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Pediatric patients who need procedural sedation (Age < 7 years)
- ASA (American Society of Anesthesiologists) physical status 1-3
Exclusion Criteria:
- ASA (American Society of Anesthesiologists) physical status 4-5
- History of hypersensitivity to Dexmedetomidine, Ketamine, or Chloral hydrate
- Recent administration of Alpha 2 adrenergic receptor agonist or antagonist
- Cannot administrate oral medication (e.g. Swallowing difficulty)
- Cannot administrate intranasal medication(e.g. Excessive rhinorrhea)
- Unstable vital signs, Unstable arrhythmia

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04820205
Contact: Jin-Tae Kim, MD, PhD | 82-2-2072-3664 | jintae73@gmail.com |
Korea, Republic of | |
Jin-Tae Kim | Recruiting |
Seoul, Korea, Republic of | |
Contact: Jin-Tae Kim, MD. PhD 82-2-2072-3664 jintae73@gmail.com |
Responsible Party: | Jin-Tae Kim, Professor, Seoul National University Hospital |
ClinicalTrials.gov Identifier: | NCT04820205 |
Other Study ID Numbers: |
IN DEXKET first |
First Posted: | March 29, 2021 Key Record Dates |
Last Update Posted: | May 9, 2022 |
Last Verified: | May 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
pediatric procedural sedation chloral hydrate intranasal dexmedetomidine intranasal ketamine |
Dexmedetomidine Ketamine Chloral Hydrate Hypnotics and Sedatives Central Nervous System Depressants Physiological Effects of Drugs Analgesics, Non-Narcotic Analgesics Sensory System Agents Peripheral Nervous System Agents Adrenergic alpha-2 Receptor Agonists |
Adrenergic alpha-Agonists Adrenergic Agonists Adrenergic Agents Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action Anesthetics, Dissociative Anesthetics, Intravenous Anesthetics, General Anesthetics Excitatory Amino Acid Antagonists Excitatory Amino Acid Agents |