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Nasopharyngeal CarcinomaPhase 2NCT05020067

Impact on Xerostomia for Nasopharyngeal Carcinoma Patients Treated With or Without Superficial Parotid Lobe-sparing Intensity-modulated Radiotherapy

A Phase 2 study testing superficial parotid lobe-sparing intensity-modulated radiotherapy in people with Nasopharyngeal Carcinoma and Radiation-induced Xerostomia, run by Sun Yat-sen University at 1 site in China.

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

This is a prospective phase II clinical randomized controlled study, the purpose of this study is to assess whether superficial parotid lobe-sparing intensity-modulated radiotherapy (SPLS-IMRT) can decrease the incidence of xerostomia versus conventional IMRT (C-IMRT) in NPC patients. Read more about this study

Who is it for?
Ages 18 to 70 years
What is being tested?
superficial parotid lobe-sparing intensity-modulated radiotherapy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
90 participants
Where
1 siteChina
Study dates
12 Jan 2018to 17 Aug 2021
Phase
Phase 2
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 70 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Inclusion Criteria:1) newly diagnosed, histologically confirmed World Health Organization (WHO) type II-III NPC; 2) stage I-IVa (T1-4 N0-3M0) according to the staging system of the 8th American Joint Committee on Cancer/Union for International Cancer Control (AJCC/UICC); 3) no prior antitumor therapy; 4) no tumor involvement in salivary gland; 5) no parotid glands disorder and no history of parotid glands surgery; 6) ages between 18 and 70 years; 7) Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 1, and 8) adequate organ function Exclusion Criteria: 1) used salivary stimulating or protecting agent; 2) metachronous or synchronous malignancy; 3) pregnancy or lactation; or 4) severe comorbidities. The pretreatment evaluation included a complete history and physical examination, nasopharyngoscopy, chest X-ray, complete blood count, liver and renal biochemistry, and magnetic resonance imaging (MRI) of the head and neck.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Sun Yat-sen University

    Guangzhou, Guangdong, 510060

Other trials in China

About this study

Official title: Impact on Xerostomia for Nasopharyngeal Carcinoma Patients Treated With or Without Superficial Parotid Lobe-sparing Intensity-modulated Radiotherapy: a Prospective Phase II Clinical Randomized Controlled Study

This is a prospective phase II clinical randomized controlled study, the purpose of this study is to assess whether superficial parotid lobe-sparing intensity-modulated radiotherapy (SPLS-IMRT) can decrease the incidence of xerostomia versus conventional IMRT (C-IMRT) in NPC patients.

Being tested
superficial parotid lobe-sparing intensity-modulated radiotherapy
Medical subject headings
Nasopharyngeal Carcinoma

What participants receive

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

  • superficial parotid lobe-sparing intensity-modulated radiotherapyRadiation

    The superficial parotid lobe was contoured as an OAR, and V26 (the percentage volume receiving 26 Gy or more) in the superficial parotid lobe was constrained to be less than 30%.

Study groups in NCT05020067
Study groupRoleWhat they receive
SPLS-IMRTExperimentalThe superficial parotid lobe was contoured as an OAR, and V26 (the percentage volume receiving 26 Gy or more) in the superficial parotid lobe was constrained to be less than 30%
Receives: Radiation: superficial parotid lobe-sparing intensity-modulated radiotherapy
C-IMRTNo interventionThe entire parotid gland was delineated as an OAR, and V36 (the percentage volume receiving 36 Gy or more) in the entire parotid gland was constrained to be less than 40%

What is being measured

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

  1. the incidence of xerostomia

    the incidence of xerostomia at 12m post-RT based on Radiation Therapy Oncology Group (RTOG) criteria

    Measured: 12 months

Secondary outcomes (5)
  1. xerostomia questionnaire score

    The XQ consisted of 8 specific questions which were listed as follows: difficulty in talking; difficulty in chewing; difficulty in swallowing solid food; frequency of sleeping problems; mouth and throat dryness when eating food; mouth and throat dryness while not eating; frequency of sipping liquids to aid swallowing food; frequency of sipping liquids for oral comfort when not eating.

    Measured: 12 months

  2. Salivary flow rate

    unstimulated salivary flow rateand stimulated salivary flow rate

    Measured: 12 months

  3. locoregional relapse-free survival

    Measured: 36 months

  4. distant metastasis-free survival

    Measured: 36 months

  5. overall survival

    Measured: 36 months

Timeline

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

  1. First posted25 Aug 2021
  2. Study start12 Jan 2018
  3. Primary completion6 Nov 2019
  4. Study completion17 Aug 2021

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 2
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
90 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05020067
Sponsor's protocol ID
SPLS-IMRT NPC
Status last verified
Aug 2021
First submitted
20 Aug 2021
Last updated
25 Aug 2021
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Huang H, Miao J, Xiao X, Hu J, Zhang G, Peng Y, Lu S, Liang Y, Huang S, Han F, Deng X, Zhao C, Wang L. Impact on xerostomia for nasopharyngeal carcinoma patients treated with superficial parotid lobe-sparing intensity-modulated radiation therapy (SPLS-IMRT): A prospective phase II randomized controlled study. Radiother Oncol. 2022 Oct;175:1-9. doi: 10.1016/j.radonc.2022.07.006. Epub 2022 Jul 8.

    PubMed 35817320

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing superficial parotid lobe-sparing intensity-modulated radiotherapy in people with Nasopharyngeal Carcinoma and Radiation-induced Xerostomia, run by Sun Yat-sen University at 1 site in China.

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

Who may be eligible to take part?

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 25 Aug 2021. 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 China. 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. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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?

the incidence of xerostomia (time frame: 12 months). 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 NCT05020067, 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 25 Aug 2021.

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