As previously reported, on November 15, 2023, NLS Pharmaceutics Ltd. entered into a series of short term loan agreements, or the Bridge Loan Agreements, with certain existing shareholders of the Company, including Ronald Hafner, the Company?s Chairman of the Board of Directors, Felix Grisard, Jürgen Bauer and Maria Nayvalt, or the Bridge Lenders, providing for an unsecured loan to the Company in the aggregate amount of CHF 875,000.00 (approximately $1,000,000.00), or the Bridge Loan. Pursuant to the Bridge Loan Agreements, the Bridge Loans bear interest at a rate of 10% per annum and mature on the earlier of June 30, 2024 or a liquidity event with a strategic partner. As previously reported, on March 18, 2024, the Company entered into a series of addendums to the Bridge Loan Agreements with the Bridge Lenders, each providing for an extension of the maturity date under the Loan Agreements to December 31, 2024.

On May 16, 2024, the Company entered into additional bridge loan addendums, or the Second Bridge Loan Addendums, to the Bridge Loan Agreement dated November 15, 2023, with Felix Grisard, Jürgen Bauer and Maria Nayvalt, providing for an extension of the maturity date under each of the Loan Agreements to June 30, 2025.