Cover - USD ($)	12 Months Ended
Cover - USD ($)	Apr. 30, 2025	Apr. 30, 2024	Aug. 04, 2025	Oct. 31, 2024
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Apr. 30, 2025
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2025
Current Fiscal Year End Date	--04-30
Entity File Number	001-40699
Entity Registrant Name	PHARMACYTE BIOTECH, INC.
Entity Central Index Key	0001157075
Entity Tax Identification Number	62-1772151
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	3960 Howard Hughes Parkway
Entity Address, Address Line Two	Suite 500
Entity Address, City or Town	Las Vegas
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89169
City Area Code	917
Local Phone Number	595-2850
Title of 12(b) Security	Common Stock, Par Value $0.0001 Per Share
Trading Symbol	PMCB
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float				$ 12,527,115
Entity Common Stock, Shares Outstanding			6,795,779
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Award Timing MNPI Disclosure [Text Block]	We do not grant equity awards in anticipation of the release of material nonpublic information that is likely to result in changes to the price of our common stock, and do not time the public release of such information based on award grant dates. During the last completed fiscal year, we have not made awards to any named executive officer or director during the period beginning four business days before and ending one business day after the filing of a period report on Form 10-Q or Form 10-K or the filing or furnishing of a current report on Form 8-K, and we have not timed the disclosure of material nonpublic information for the purpose of affecting the value of executive compensation.
Award Timing MNPI Considered [Flag]	false
Auditor Firm ID	199	688
Auditor Name	CBIZ CPAs P.C.	Marcum LLP
Auditor Location	Morristown, New Jersey	Morristown, New Jersey

PharmaCyte Biotech, Inc. 10-K