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Chemotherapy Induced AlopeciaEarly Phase 1NCT07402330

Pharmacokinetic Study of DA-020

A Early Phase 1 study testing DA-020 (0.1%), DA-020 (0.2%) and DA-020 (0.5%) in people with Chemotherapy Induced Alopecia and Chemotherapy Side Effects, run by Applied Biology, Inc. at 2 sites in 2 countries.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

Pharmacokinetic Study of DA-020 Read more about this study

Who is it for?
Ages 18 to 55 years, women onlyHealthy volunteers can take part
What is being tested?
DA-020 (0.1%), DA-020 (0.2%) and DA-020 (0.5%)
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
2 sitesin 2 countries
Study dates
16 Apr 2026to 30 Oct 2026
Phase
Early 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 55 years
  • Women only
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Healthy females, age 18-55
  • BMI: 18-30 kg/m²
  • Fitzpatrick Skin Types I-IV (to standardize absorption risk)
  • Scalp free from irritation, dermatologic disease, or damage
  • Able to refrain from using other topical scalp products

Who cannot join

  • History of cardiovascular disease, hypertension, or arrhythmia
  • Scalp infections, wounds, or significant hair loss
  • Recent use of medications that interfere with CYP enzymes or adrenergic systems
  • Known sensitivity to phenylephrine or ethanol
  • Positive drug screen or abnormal ECG at screening

Trial locations and contacts

2 sites in 2 countries.

2 sites in 2 countries

Brazil1 site
  • Hospital Samel

    Manaus

Other trials in Brazil

Italy1 site
  • University of Rome ("G. Marconi")

    Rome

Other trials in Italy

About this study

Pharmacokinetic Study of DA-020

Read the detailed description

A Phase 1 Open-Label Study to Evaluate the Pharmacokinetics of DA-020

Being tested
DA-020 (0.1%), DA-020 (0.2%), DA-020 (0.5%)
Keywords
Chemotherapy Induced Alopecia, Chemotherapy Alopecia

What participants receive

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

  • DA-020 (0.1%)Drug

    DA-020 (0.1%)

  • DA-020 (0.2%)Drug

    DA-020 (0.2%)

  • DA-020 (0.5%)Drug

    DA-020 (0.5%)

Study groups in NCT07402330
Study groupRoleWhat they receive
DA-020 (0.1%)ExperimentalTopical Oxymetazoline 0.1% - 7mL
Receives: Drug: DA-020 (0.1%)
DA-020 (0.2%)ExperimentalTopical Oxymetazoline 0.2% - 7mL
Receives: Drug: DA-020 (0.2%)
DA-020 (0.5%)ExperimentalTopical Oxymetazoline 0.5% - 7mL
Receives: Drug: DA-020 (0.5%)

What is being measured

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

  1. Concentration of DA-020 in Serum

    Determine the amount of Oxymetazoline in serum after 1 time scalp application

    Measured: Hours [0, 1, 2, 4, 8, 12, 24]

Secondary outcomes (1)
  1. Safety and tolerability of DA-020

    Determine blood pressure following a single application of DA-020

    Measured: Hours [0, 1, 2, 4, 8, 12, 24]

Timeline

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

  1. First posted11 Feb 2026
  2. Study start16 Apr 2026
  3. Primary completion19 Oct 2026
  4. Study completion30 Oct 2026

Why it stopped: Change of protocol moved to new study

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
Early Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Sequential
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07402330
Sponsor's protocol ID
DA-020-PK
Status last verified
Oct 2026
First submitted
2 Feb 2026
Last updated
2 Nov 2026
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Fahl WE. Complete prevention of radiation-induced dermatitis using topical adrenergic vasoconstrictors. Arch Dermatol Res. 2016 Dec;308(10):751-757. doi: 10.1007/s00403-016-1691-2. Epub 2016 Oct 4.

    PubMed 27704205
  • Soref CM, Fahl WE. A new strategy to prevent chemotherapy and radiotherapy-induced alopecia using topically applied vasoconstrictor. Int J Cancer. 2015 Jan 1;136(1):195-203. doi: 10.1002/ijc.28961. Epub 2014 May 16.

    PubMed 24811525

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing DA-020 (0.1%), DA-020 (0.2%) and DA-020 (0.5%) in people with Chemotherapy Induced Alopecia and Chemotherapy Side Effects, run by Applied Biology, Inc. at 2 sites in 2 countries.

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 5 inclusion and 5 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: withdrawn, as of the sponsor's last update on 2 Nov 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Brazil, Italy. 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?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

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 was withdrawn before enrolling participants, so there are no results.

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?

Concentration of DA-020 in Serum (time frame: Hours [0, 1, 2, 4, 8, 12, 24]). 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 NCT07402330, which also lists 2 linked publications.

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 2 Nov 2026; AzTrials last refreshed its copy on 4 Nov 2026.

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