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Cover
Nov. 07, 2025
Cover [Abstract]  
Entity Registrant Name VolitionRx Limited
Entity Central Index Key 0000093314
Document Type 8-K
Amendment Flag false
Entity Emerging Growth Company false
Document Period End Date Nov. 07, 2025
Entity File Number 001-36833
Entity Incorporation State Country Code DE
Entity Tax Identification Number 91-1949078
Entity Address Address Line 1 1489 West Warm Springs Road
Entity Address Address Line 2 Suite 110
Entity Address City Or Town Henderson
Entity Address State Or Province NV
Entity Address Postal Zip Code 89014
City Area Code 512
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Local Phone Number 774-8930
Security 12b Title Common Stock, par value $0.001 per share
Trading Symbol VNRX
Security Exchange Name NYSE