Consolidated Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
CURRENT ASSETS
Cash	$ 798,623	$ 362,486
Marketable securities		250,388
Prepaid expenses	43,354	83,399
TOTAL CURRENT ASSETS	841,977	696,273
Equipment - net	296	611
TOTAL ASSETS	842,273	696,884
CURRENT LIABILITIES
Accounts payable and accrued expenses	865,047	231,688
Derivative liability	332,222	676,079
TOTAL CURRENT LIABILITIES	1,197,269	907,767
PIK convertible notes payable, net of debt discount	174,821
PIK convertible notes payable, net of debt discount - related party	104,549
TOTAL LIABILITIES	1,476,639	907,767
STOCKHOLDERS' DEFICIT
Preferred stock value
Common stock, $.0001 par value, 100,000,000 shares authorized, 10,261,419 shares issued and outstanding at December 31, 2019, and December 31, 2018	1,026	1,026
Additional paid-in-capital	14,687,172	13,357,920
Accumulated deficit	(15,150,201)	(13,399,290)
Accumulated other comprehensive loss	(172,364)	(170,540)
TOTAL STOCKHOLDERS' DEFICIT	(634,366)	(210,883)
TOTAL LIABILITIES AND STOCKHOLDERS' DEFICIT	842,273	696,884
Series B Convertible Preferred Stock [Member]
STOCKHOLDERS' DEFICIT
Preferred stock value	$ 1	$ 1

Convertible long term notes payable related party.

No definition available.

Name:	PTIX_ConvertibleLongTermNotesPayableRelatedParty
Namespace Prefix:	PTIX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.