This report examines the multifaceted impact of Brexit on the National Health Service (NHS) in the United Kingdom. It explores both the positive and negative consequences, including changes in regulations, funding, staffing, and research collaborations. The report highlights the potential benefits of reduced red tape and increased tax revenue, while also addressing the challenges of staff shortages, funding gaps, and the loss of international partnerships. Recommendations are provided for government action, including adjustments to Brexit policies to protect healthcare funding, support healthcare workers, and facilitate international research. The report emphasizes the importance of maintaining and developing treatment and initiatives for the benefit of patients worldwide and the need for the government to ensure funding for NHS as it can affect health of various patients.