Commitments	6 Months Ended
Jun. 30, 2023
Commitments [Abstract]
Commitments	Note 9. Commitments Right-of-use Asset and Liability The Company had an operating lease for approximately 6,000 square feet of office space in Austin, Texas with an expiration of April 30, 2024. The Company and the landlord consented to early terminate this lease on February 22, 2023 with no continuing obligations. There was no rent expense for the three months ended June 30, 2023. Rent expense for the three months ended June 30, 2022 totaled $41,000. Rent expense for the six months ended June 30, 2023 and 2022 totaled $24,000 and $82,000, respectively. There was no cash paid for operating lease liabilities during the three months ended June 30, 2023. Cash paid for operating lease liabilities during the three months ended June 30, 2022 totaled $41,000. Cash paid for operating lease liabilities during the six months ended June 30, 2023 and 2022 totaled $24,000 and $82,000, respectively. Other Commitments The Company conducts its product research and development programs through a combination of internal and collaborative programs that include, among others, arrangements with universities, contract research organizations and clinical research sites. The Company has contractual arrangements with these organizations that are cancelable. The Company’s obligations under these contracts are largely based on services performed.

Commitments

6 Months Ended

Jun. 30, 2023

Note 9. Commitments

Right-of-use Asset and Liability

The Company had an operating lease for approximately 6,000 square feet of office space in Austin, Texas with an expiration of April 30, 2024. The Company and the landlord consented to early terminate this lease on February 22, 2023 with no continuing obligations.

There was no rent expense for the three months ended June 30, 2023. Rent expense for the three months ended June 30, 2022 totaled $41,000.

Rent expense for the six months ended June 30, 2023 and 2022 totaled $24,000 and $82,000, respectively.

There was no cash paid for operating lease liabilities during the three months ended June 30, 2023. Cash paid for operating lease liabilities during the three months ended June 30, 2022 totaled $41,000.

Cash paid for operating lease liabilities during the six months ended June 30, 2023 and 2022 totaled $24,000 and $82,000, respectively.

Other Commitments

The Company conducts its product research and development programs through a combination of internal and collaborative programs that include, among others, arrangements with universities, contract research organizations and clinical research sites. The Company has contractual arrangements with these organizations that are cancelable. The Company’s obligations under these contracts are largely based on services performed.