Registration No. 333- As filed with the Securities and Exchange Commission on December 5, 2025. UNITED STATES SECURITIES AND EXCHANGE COMMISSION (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 2834 47-3765675 (Primary Standard Industrial Classification Code Number) Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 BIOFRONTERA INC. (I.R.S. Employer Identification No.) 660 Main Street Woburn, M ...

Core Viewpoint - Biofrontera Inc. has divested its US license for Xepi (ozenoxacin) Cream, 1% to Pelthos Therapeutics Inc., receiving a total of up to $10 million, which is expected to strengthen its balance sheet and support its path to profitability [1][2][5]. Financial Summary - The divestiture includes an initial payment of $3 million at closing, an additional $1 million upon availability of the commercial product, and up to $6 million in milestone payments tied to achieving $10 million and $15 million in annual net revenues for Xepi [1][5]. - The transaction is anticipated to bolster Biofrontera's cash position, aiding in funding its operations towards profitability [5]. Business Focus - Biofrontera specializes in photodynamic therapy (PDT) and is focused on expanding the indications for its product Ameluz® for the treatment of actinic keratosis (AK) and potentially other conditions [2][3]. - The company is also involved in clinical trials to extend the use of its products for treating non-melanoma skin cancers and moderate to severe acne [3]. Product Information - Xepi (ozenoxacin) Cream, 1% is a topical non-fluorinated quinolone that is FDA-approved for treating impetigo, a common skin infection caused by Staphylococcus aureus or Streptococcus pyogenes, with no known antibiotic resistance [2].

Core Viewpoint - Biofrontera Inc. will participate in the Lytham Partners Fall 2025 Investor Conference, engaging in a webcast presentation and one-on-one meetings with investors on September 30, 2025 [1][2][3]. Company Overview - Biofrontera Inc. is a U.S.-based biopharmaceutical company focused on dermatological conditions, particularly through photodynamic therapy (PDT) [4]. - The company commercializes Ameluz, a drug-device combination used with the RhodoLED lamp series for treating actinic keratosis (AK) and pre-cancerous skin lesions [4]. - Biofrontera is conducting clinical trials to expand the application of its products to treat non-melanoma skin cancers and moderate to severe acne [4].

Core Viewpoint - Biofrontera Inc. has completed the active treatment phase of its Phase 3 clinical trial for Ameluz PDT, targeting mild to moderate actinic keratoses, with all 172 patients now entering a 12-month follow-up phase expected to conclude in Q2 2026 [1][4]. Group 1: Clinical Trial Details - The Phase 3 study is a multicenter, randomized, double-blind trial assessing the safety and efficacy of Ameluz PDT compared to a vehicle gel for treating actinic keratoses on the extremities, neck, and trunk [3]. - Patients received one to three tubes of either Ameluz or vehicle gel applied to areas of approximately 80, 160, or 240 cm², with a single PDT treatment and a possible second treatment at 12 weeks if needed [3]. - The study enrolled a total of 172 subjects, who will be monitored for 12 months to evaluate recurrence and new lesion development [3][7]. Group 2: Market and Strategic Implications - The completion of this trial phase is seen as a significant milestone for Biofrontera, enhancing the market potential for Ameluz following recent FDA approval for using up to three tubes per treatment [4]. - The company plans to submit a supplemental New Drug Application (sNDA) to the FDA in Q2 2026, contingent on positive trial outcomes [4][7]. - Expanding treatment options for actinic keratoses beyond the face and scalp addresses a critical unmet need in dermatology, as 58 million US adults are affected by this condition [2][5]. Group 3: Company Overview - Biofrontera Inc. specializes in the treatment of dermatological conditions, focusing on photodynamic therapy (PDT) and commercializing the drug-device combination Ameluz with the RhodoLED lamp series [6]. - The company is actively conducting clinical trials to extend the use of its products for treating non-melanoma skin cancers and moderate to severe acne [6].

Financial Data and Key Metrics Changes - Total revenues for Q2 2025 were $9 million, up from $7.8 million in Q2 2024, driven by a 5% increase in unit sale price and a 9.5% increase in sales volume of Ameluz [15][16] - Total operating expenses increased to $14.1 million in Q2 2025 from $12.9 million in Q2 2024, with a net loss of $5.3 million compared to a net loss of $0.3 million in the prior year quarter [18][19] - Adjusted EBITDA for Q2 2025 was negative $5.1 million, compared to negative $4.7 million in Q2 2024, reflecting higher selling, general, and administrative costs [18][19] Business Line Data and Key Metrics Changes - The company sold more than 50,000 tubes of Ameluz in the first half of 2025, with 40 ROGOLET XL lamps placed in physician offices during the year [5][6] - Cost of revenues decreased by $1.7 million or about 42% compared to Q2 2024, primarily due to a reduced transfer price for Ameluz [17][20] - Sales volume of Ameluz increased due to improvements in direct sales team efficiency [15][19] Market Data and Key Metrics Changes - The company is in the process of transferring all U.S. IP, FDA approvals, and contracts with third-party manufacturers, which is expected to enhance operational control [7][8] - CMS has officially listed Ameluz for reimbursement for up to three tubes per treatment, which is expected to significantly impact treatment options for actinic keratosis [10] Company Strategy and Development Direction - The company has restructured its relationship with Biofrontera AG, becoming completely independent, which includes a shift to a royalty model that will reduce costs and improve financial flexibility [6][9] - Future plans include expanding the label for Ameluz to treat actinic keratosis on larger body areas and superficial basal cell carcinoma, with ongoing clinical trials [11][12] Management's Comments on Operating Environment and Future Outlook - Management expressed optimism about the strong results and the potential for Ameluz to treat acne vulgaris, with ongoing clinical trials showing promise [13][14] - The company is focused on improving operational efficiency and reducing costs through better control of manufacturing processes [22][23] Other Important Information - The company raised $11 million to support the restructuring and expansion of its operations, which is reflected in its balance sheet [23] - As of June 30, 2025, cash and cash equivalents were $7.2 million, an increase from $6 million at the end of 2024, indicating improved financial health [22] Q&A Session Summary Question: How many of each lamp were placed in Q2 2025? - 40 XL lamps were placed in 2025 [28] Question: When do you think you'll receive the $2,500,000? - Expected in Q3 2025 [31] Question: Is the data timing still as previously reported for acne and peripheral AK? - Yes, both are expected in Q4 2025 [32] Question: How do you see gross margins unfolding over the next couple of quarters? - Gross margins are expected to improve due to the new agreement with Biofrontera AG [41][43] Question: What is the timing for the FDA submission for superficial basal cell carcinoma? - The submission is being prepared and is expected in the second half of the year [49]

Core Points - Biofrontera Inc. will report its financial results for the three and six months ended June 30, 2025 on August 13, 2025, after market close [1] - A conference call to discuss the financial results and business updates will be held on August 14, 2025, at 10:00 am ET [2] Company Overview - Biofrontera Inc. is a U.S.-based biopharmaceutical company focused on developing and treating dermatological conditions, particularly through photodynamic therapy (PDT) [3] - The company commercializes the drug-device combination Ameluz with the RhodoLED lamp series for the treatment of actinic keratosis (AK) and pre-cancerous skin lesions [3] - Biofrontera is conducting clinical trials to expand the use of its products for treating non-melanoma skin cancers and moderate to severe acne [3]

Core Viewpoint - Biofrontera Inc. is in negotiations with Biofrontera AG regarding a potential combination of the two companies or adjustments to their existing license and supply agreement, which may involve the transfer of rights and obligations and a reduction in transfer prices for licensed products sold in the US [1][2]. Company Overview - Biofrontera Inc. is a U.S.-based biopharmaceutical company that specializes in photodynamic therapy (PDT) for dermatological conditions, particularly focusing on the drug-device combination Ameluz and the RhodoLED lamp series for treating actinic keratosis (AK) and pre-cancerous skin lesions [3]. - The company is also conducting clinical trials to expand the use of its products for treating non-melanoma skin cancers and moderate to severe acne [3].

As filed with the Securities and Exchange Commission on January 29, 2024. Registration No. 333-276535 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 BIOFRONTERA INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Delaware 2834 47-3765675 (I.R.S. Employer Identification No.) ...