Efficacy, Safety, and Tolerability of S6G5T-1 and S6G5T-3 for the Treatment of Acne Vulgaris

Inclusion Criteria:

1. Male and female subjects 9 years of age or older.

2. In good general health Based on medical records

3. Have a diagnosis of facial acne with >25 and <100 non-inflammatory lesions and >20 and
<50 inflammatory lesions.

4. Have a score of "3" or "4" (Moderate or Severe) on the IGA scale.

5. Have two or fewer cysts or nodules (defined as an inflammatory lesion greater than or
equal to 5 mm in diameter).

6. Sexually active women of child-bearing potential must use one of the following birth
control options:

One of these highly effective contraception methods:

i. Intrauterine device (IUD); ii. Hormonal, for at least 3 months (Pills, injections,
implants, transdermal patch, vaginal ring); iii. Tubal ligation; iv. Partner
vasectomy,

7. OR A barrier form of contraception (listed below) i. Male or female condom; ii.
Diaphragm with spermicides; iii. Cervical cap with spermicides; iv. Contraceptive
sponge

8. Willingness and capacity for protocol compliance (for subjects under the age of
consent, the parent/guardian must be willing and able to comply with study
requirements).

9. Male subjects must be clean-shaven and agree to remain so for during the study visits.

10. Consent to participate, verified by signing an approved written Informed Consent Form
and HIPAA; for subjects under the age of consent, both a signed assent form and a
signed Informed Consent Form from the parent/guardian are required in accordance with
local and federal regulations.

Exclusion Criteria:

1. More than two acne nodules or cysts (defined as an inflammatory lesion greater than or
equal to 5 mm in diameter)

2. Acne conglobata, acne fulminans, secondary acne (chloracne, drug-induced acne, etc or
severe acne requiring systemic treatment.

3. Underlying disease that requires the use of interfering topical or systemic therapy.

4. Other dermatological conditions that require the use of interfering topical or
systemic therapy or that might interfere with study assessments such as, but not
limited to, atopic dermatitis, perioral dermatitis, or rosacea.

5. Beard, facial hair, or tattoo that may interfere with study assessments.

6. Use of tanning booths or tanning lamps within one week prior to Baseline and an
unwillingness to refrain from use during the study.

7. Use of hormonal contraceptives, unless subject is on a stable dose for at least three
months prior to enrollment.

8. Use of hormonal contraceptives solely for the control of acne.

9. Use of prohibited medications prior to the study and unwillingness to refrain from use
during the study.

10. Known sensitivities to the study drug ingredients. Allergy to benzoyl peroxide,
tretinoin, parabens and glycerin or other ingredients listed in the investigator
brochure.

11. Clinically significant abnormal findings or conditions (other than acne), which might,
in the opinion of the investigator, interfere with study evaluations or pose a risk to
subject safety during the study.

12. Female subjects who are pregnant and/or nursing or planning to become pregnant during
the course of the trial. Subjects who test positive for pregnancy after start of test
treatment will be discontinued from test treatment but will be followed for safety
purposes.

13. Participation in another investigational drug or device research study within 30 days
of enrollment or five half-lives of the drug, whichever is longer.

14. Current or history of facial skin cancer.

15. Is an employee or family member of the study investigator or other study staff having
direct involvement in the proposed study.

16. Is a family member of a study participant recruited and enrolled into the proposed
study.