LIQUIDITY AND GOING CONCERN (Details Narrative) - USD ($)			6 Months Ended
	Jul. 31, 2020	Apr. 07, 2020	Jun. 30, 2020	Jul. 28, 2020	Dec. 31, 2019
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Accumulated deficit			$ 260,586,081		$ 192,823,958
Cystic Fibrosis Program Related Investment Agreement [Member] \| Phase 2 b Clinical trial [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Consideration payment milestone received			5,000,000
Proceeds from investments on achieving milestones			$ 25,000,000
Cystic Fibrosis Program Related Investment Agreement [Member] \| Phase 2 b Clinical trial [Member] \| Subsequent Event [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Consideration payment milestone received	$ 5,000,000
K2 HealthVentures LLC And Ankura Trust Company, LLC [Member] \| Loan Agreement [Member] \| Subsequent Event [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Debt face amount				$ 50,000,000
Market Offering [Member] \| Jefferies LLC [Member] \| Maximum [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Number of common stock shares sold		75,000,000