Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2024	Dec. 31, 2023
Assets [Abstract]
Cash and cash equivalents	$ 1,561,712	$ 6,452,589
Accounts receivable	300,677	0
Prepaid expenses	1,981,134	1,433,153
Total current assets	3,843,523	7,885,742
Property and equipment, net	170,537	209,689
Other assets	81,010	1,187,788
Total assets	4,095,070	9,283,219
Current liabilities:
Accounts payable	3,983,696	2,802,950
Notes payable and accrued interest – related parties	142,292	0
Accrued expenses	2,278,308	716,931
Total current liabilities	6,404,296	3,519,881
Equity [Abstract]
Issued and outstanding shares – 4,178,700 and 1,977,152 at June 30, 2024 and December 31, 2023, respectively	4,179	1,977
Additional paid-in capital	112,964,554	110,125,146
Accumulated deficit	(115,277,959)	(104,363,785)
Total stockholders’ equity (deficit)	(2,309,226)	5,763,338
Total liabilities and stockholders’ equity (deficit)	$ 4,095,070	$ 9,283,219

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2