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Stockholders Equity (Tables)
6 Months Ended
Jun. 30, 2022
Stockholders' Equity  
Schedule of warrants outstanding

The following warrants were outstanding as of June 30, 2022 and December 31, 2021:

Number of Warrants:

Warrant Issuance

June 30, 2022

December 31, 2021

Exercise Price

Expiration Date

March 2017

-

39,115

$

260.00

March 2022

July 2018

1,440

1,440

$

186.75

July 2028

April 2020

37,500

37,500

$

12.50

April 2025

January 2021

2,500,000

2,500,000

$

6.03

July 2026

October 2021

4,307,693

4,307,693

$

3.75

April 2025

Total

6,846,633

6,885,748