Dermata Therapeutics Inc.

09/17/2025 | Press release | Distributed by Public on 09/17/2025 04:05

Material Event (Form 8-K)

Item 8.01 Other Events.

On September 17, 2025, Dermata Therapeutics, Inc. (the "Company") issued a press release disclosing the Company's presentation of an abstract at the European Academy of Dermatology and Venereology Congress 2025. The abstract contains clinical data from the Company's XYNGARI™ (also known as DMT310) Phase 3 Spongilla Treatment of Acne (STAR-1) clinical trial.

In an intent to treat analysis, the Company saw statistically significant differences in IGA treatment success, mean change in inflammatory lesion count, and non-inflammatory lesion count and percent change in inflammatory lesion count, and non-inflammatory lesion count at week 4, 8, and 12 when compared to placebo.

Investigator Global Assessment (IGA): Patients achieving a 2-point reduction AND score of 0 or 1 ("clear" or "almost clear")

Week 4 Week 8 Week 12
XYNGARI™ (n=342) 11.9 % 21.6 % 29.4 %
Placebo (n=178) 6.2 % 8.0 % 15.2 %
p-value P < 0.05 P < 0.001 P < 0.001

Investigator Global Assessment (IGA): Patients achieving a 2-point reduction

Week 4 Week 8 Week 12
XYNGARI™ (n=342) 14.3 % 26.2 % 34.3 %
Placebo (n=178) 8.4 % 10.2 % 20.1 %
p-value P < 0.05 P < 0.001 P < 0.001

Mean change from baseline in inflammatory lesion count

Week 4 Week 8 Week 12
XYNGARI™ (n=342) -11.4 -14.7 -16.8
Placebo (n=178) -8.6 -10.9 -13.1
p-value P < 0.001 P < 0.001 P < 0.001

Percent change from baseline in inflammatory lesion count

Week 4 Week 8 Week 12
XYNGARI™ (n=342) 41.3 % 52.4 % 59.1 %
Placebo (n=178) 29.5 % 37 % 45.3 %
p-value P < 0.001 P < 0.001 P < 0.001

Mean change from baseline in non-inflammatory lesion count

Week 4 Week 8 Week 12
XYNGARI™ (n=342) -12.4 -15.0 -17.3
Placebo (n=178) -8.8 -10.4 -12.4
p-value P < 0.001 P < 0.001 P < 0.001

Percent change from baseline in non-inflammatory lesion count

Week 4 Week 8 Week 12
XYNGARI™ (n=342) 35.3 % 42.5 % 48.3 %
Placebo (n=178) 25.7 % 30.0 % 34.7 %
p-value P < 0.001 P < 0.001 P < 0.001
Dermata Therapeutics Inc. published this content on September 17, 2025, and is solely responsible for the information contained herein. Distributed via SEC EDGAR on September 17, 2025 at 10:05 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]