Income Taxes: (Tables)

12 Months Ended

Feb. 29, 2016

Income Taxes:

Schedule of actual provision for income tax that differs from the amounts computed by applying the U.S. federal income tax rate to the pretax loss

	2016			2015
Expected benefit	$	(681,734	)	$	(983,296	)
Effect of expenses deducted directly by Dr. Burzynski	681,734			983,296
Other adjustments	12,691			4,175
Change in valuation allowance	(12,691		)	(4,175		)
Income tax expense	$	—		$	—

Schedule of components of the Company's deferred income tax assets

	2016			2015
Deferred tax assets:
Net operating loss carryforwards	$	222,957		$	235,514
Excess book (tax) depreciation	(230		)	(462		)
Accrued expenses	—			366
Alternative minimum tax credit carryforwards	42,603			42,603
Total deferred tax assets	265,330			278,021
Less valuation allowance	(265,330		)	(278,021		)
Net deferred tax assets	$	—		$	—

Schedule of expiration of net operating loss carryforwards

The net operating loss carryforwards expire as of February 28 or 29 of the following years:

2020	$	5,980	2029	$	31,868
2021	$	24,116	2030	$	—
2022	$	67,855	2031	$	—
2023	$	73,401	2032	$	—
2024	$	69,394	2033	$	207,097
2025	$	13,475	2034	$	76,642
2026	$	46,972	2035	$	—
2027	$	31,220	2036	$	—
2028	$	7,737