New filler takes on wrinkle rival in Head-to-Head trial
NCT ID NCT07412392
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares a new injectable filler (DIOSHA S Lido) with an existing one (YOUTHFILL) for temporarily softening moderate to deep smile lines. About 60 adults aged 19 to 75 with symmetrical wrinkles will receive both treatments in a blinded, matched-pairs design. The main goal is to see if the new filler works as well as the current option over 24 weeks.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Feb 2026
An estimate. Start dates often move.
- Expected to finish
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Jul 2027
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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19 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adults aged 19 to 75 years * Voluntarily provided written informed consent * Moderate to severe symmetrical nasolabial folds (WSRS score 3 or 4 on both sides) * Agree to discontinue other facial dermatologic treatments (e.g., fillers, botulinum toxin, laser) during the study * Able to understand instructions and comply with study procedures Exclusion Criteria: * Active facial skin disease, infection, or untreated scars in the treatment area * History of severe allergy or hypersensitivity to device components * Facial aesthetic or invasive procedures in the treatment area within 6 months prior to screening * Use of prohibited medications within required washout periods * Participation in another interventional clinical trial within 4 weeks prior to screening or during the study * Pregnancy, breastfeeding, or non-compliance with contraception requirements * Any condition deemed inappropriate by the investigator
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The official record
The full official record for this study. This one lists no contact details, but it is the first place any would appear.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
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