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Postoperative Nausea and VomitingPhase 1NCT03583489

Study of APD421 With and Without Ondansetron

A Phase 1 study testing APD421 and Ondansetron in people with Postoperative Nausea and Vomiting, run by Acacia Pharma Ltd at 1 site in United Kingdom.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Collection of pharmacokinetic and electrocardiograph data from healthy volunteers given APD421 +/- ondansetron Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Postoperative Nausea and Vomiting
What is being tested?
APD421 and Ondansetron
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
30 participants
Where
1 siteUnited Kingdom
Study dates
17 Jul 2018to 13 Aug 2018
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Healthy subjects
  • Age 18 to 65 years of age at time of signing ICF
  • Body mass index (BMI) of 18 to 30 kg/m2
  • Must be willing and able to communicate and participate in the whole study
  • Must provide written informed consent
  • Must agree to use an adequate method of contraception

Who cannot join

  • Subjects who have received any investigational medicinal product (IMP) in a clinical research study within the 3 months prior to IMP administration on this study
  • Subjects who are study site employees, or immediate family members of a study site or sponsor employee
  • Subjects who have previously been enrolled in this study
  • Women who are pregnant or breastfeeding
  • Subjects who have received amisulpride for any indication within the previous 4 weeks
  • Allergy to amisulpride or any of the excipients of APD421 or ondansetron
Show all 33Show fewer
  • History of any drug or alcohol abuse in the past 2 years
  • Regular alcohol consumption >21 units per week
  • Current smokers and those who have smoked within the last 12 months; this includes cigarettes, e-cigarettes and nicotine replacement products (current smoking may be assessed by a validated technique such as urine or serum cotinine levels)
  • Subjects who do not have suitable veins for multiple venepunctures/cannulation as assessed by the investigator at screening
  • History of epilepsy
  • History of clinically significant syncope
  • Family history of sudden death
  • Family history of premature cardiovascular death
  • Clinically significant history or family history of congenital long QT syndrome (e.g. Romano-Ward syndrome, Jervell and Lange-Nielson syndrome) or Brugada's syndrome
  • History of clinically significant arrhythmias or ischaemic heart disease (especially ventricular arrhythmias, atrial fibrillation (AF), recent conversion from AF or coronary spasm)
  • Conditions predisposing the volunteer to electrolyte imbalances (e.g. altered nutritional states, chronic vomiting, anorexia nervosa, bulimia nervosa)
  • Any clinically important abnormalities in rhythm, conduction or morphology of resting ECG that may interfere with the interpretation of QTc interval changes.
  • This includes subjects with any of the following at screening:
  • Absence of regular supraventricular rhythm
  • Clinically significant PR (PQ) interval prolongation
  • Intermittent second or third degree AV block
  • Incomplete or complete bundle branch block.
  • Abnormal T-wave morphology
  • Prolonged QTcB >450 ms or shortened QTcB < 350 ms or family history of long QT syndrome Subject with borderline deviations from these criteria may be included if the deviations do not pose a safety risk, as judged by the investigator
  • Clinically significant abnormal biochemistry, haematology or urinalysis at screening as judged by the investigator, especially:
  • Creatinine clearance (estimated using Cockcroft-Gault formula) < 60 mL/min
  • Alanine aminotransferase (ALT) > 1.5 x upper limit of normal or bilirubin > 3 x upper limit of normal
  • Positive drugs of abuse test result
  • Positive hepatitis B surface antigen (HBsAg), hepatitis C virus antibody (HCV Ab) or human immunodeficiency virus (HIV) results at screening
  • Donation or loss of greater than 100 mL of blood within the 3 months prior to screening or planned blood donation during the study until after final visit
  • Subjects who are taking, or have taken, any prescribed or over-the-counter drug (other than 4 g per day paracetamol) or herbal remedies in the 14 days before IMP administration
  • Failure to satisfy the investigator of fitness to participate for any other reason

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Early Phase Clinical Unit

    London

Other trials in United Kingdom

About this study

Official title: A Randomised, Double-blind, Placebo-controlled, Crossover Study in Healthy Adult Subjects to Investigate the Effect of Intravenous APD421, With and Without Ondansetron, on Cardiac Conduction

Collection of pharmacokinetic and electrocardiograph data from healthy volunteers given APD421 +/- ondansetron

Being tested
APD421, Placebo, Ondansetron
Medical subject headings
Postoperative Nausea and Vomiting

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT03583489
Study groupRoleWhat they receive
PlaceboPlacebo comparatorNot described
Receives: Drug: Placebo
APD421ExperimentalNot described
Receives: Drug: APD421
APD421 + ondansetronExperimentalNot described
Receives: Drug: APD421; Drug: Ondansetron

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. ddQTcF

    Placebo-corrected change-from-baseline QTcF interval

    Measured: 0-6 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted11 Jul 2018
  2. Study start17 Jul 2018
  3. Primary completion13 Aug 2018
  4. Study completion13 Aug 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Other
Allocation
Randomised
Intervention model
Crossover
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
30 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03583489
Sponsor's protocol ID
DP10022
Status last verified
Sep 2018
First submitted
28 Jun 2018
Last updated
1 Oct 2018
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Fox GM, Albayaty M, Walker JL, Xue H, Darpo B. Intravenous Amisulpride Does Not Meaningfully Prolong the QTc Interval at Doses Effective for the Management of Postoperative Nausea and Vomiting. Anesth Analg. 2021 Jan;132(1):150-159. doi: 10.1213/ANE.0000000000004538.

    PubMed 31913911

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing APD421 and Ondansetron in people with Postoperative Nausea and Vomiting, run by Acacia Pharma Ltd at 1 site in United Kingdom.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 33 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 Oct 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

ddQTcF (time frame: 0-6 hours). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03583489, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Oct 2018.

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