Credits: Canva
Japan could become one of the first countries in the world to end the HIV epidemic, says the president of Gilead Sciences Japan, Kennet Brysting. The idea for now could seem a little too ambitious, but it is not entirely unrealistic, given that the availability of medicines that can prevent transmission of HIV. Drugs are not the cure, but control over the spread of virus to the point where the disease is no longer a major public health threat.
Gilead's have two key drugs, Truvada and lenacapavir. These two are playing a crucial role in prevention. Truvada is taken as a daily pill, while lenacapavir requires two injections per year. It can make the virus undetectable in infected individuals and prevent transmission to those who are not infected yet. In trials, lenacapavir showed 100% efficacy in preventing HIV infections. This is why it is describe as "almost a vaccine".
In 2024, Japan also approved Truvada for HIV prevention, but the country has yet to approve lenacapavir for the same. Until now, people in Japan had been importing generic versions of Truvada or purchasing it from clinics that source it from overseas.
Up until now, Japan reported around 25,000 HIV infections, whereas 669 new cases were reported in 2023. For seven consecutive years, the number of new infections remained under 1,000. The downward trend thus shows that the virus has been controlled, however, getting to zero new infections remains the ultimate goal.
Brysting too acknowledged that simply having effective drug is not enough. What is important is to have a proper implementation, access and healthcare support to make sure that these treatments are widely available and effective.
The biggest challenges is testing rates. There is a need to increase testing rates. At this very moment, around 86% people infective with Japan have been tested, but the goal is to increase it up to 95%, with an ideal goal of 100%. Without widespread testing, many infected people may not even know that they are infected and it could transmit the virus.
Another measure issue is the cost of preventative medication. While Japan's health insurance covers treatments for diseases, it does not cover preventative drugs. Those who purchase Truvada for prevention, pay around $470 per month. Some clinics in Tokyo offer generic alternatives too, which is cheaper, but they are not ideal.
Brysting expressed concern that individuals importing medications might not be consulting doctors regularly, which is essential for monitoring HIV status and overall health. Truvada users need to be tested for HIV initially and every three months, along with screenings for other infections and kidney function checks. Without proper medical supervision, there is a risk of misuse and inadequate protection.
Gilead is in discussions with Japanese authorities to improve access and insurance coverage for Truvada, and progress is being made. Japan has shown efficiency in approving critical medicines, as seen during the COVID-19 pandemic when Gilead’s remdesivir was approved in just three days.
Gilead at this moment is not only focused on HIV and hepatitis C, but also expanding into oncology with innovative treatments like CAR-T cell therapy, which strengthens a patient's immune system to fight cancer.
However, Japan’s strict approval processes can slow down drug availability. Phase 3 clinical trials often need to be conducted within the country, and Japan tends to approve medicines much later than other regions. For instance, Truvada was approved for prevention in Japan 12 years after the U.S. and nearly 20 years after its approval for treatment. inancial factors also play a role. The Japanese government adjusts drug prices annually, often reducing them, which can make long-term investment challenging for pharmaceutical companies.
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A Kenyan citizen who had been living in the Democratic Republic of Congo (DRC) for the past seven years has become the first person to die of Ebola Bundibugyo virus in Kenya.
According to Health Minister Aden Duale, the patient fell ill about a month ago and was treated at several hospitals in the DRC before traveling to Nairobi. The patient died days after arriving in the Kenyan capital, Reuters reported.
Also read: Ebola Bundibugyo Virus: American Health Worker Had 10x Higher Viral Load In Throat Than Blood
Duale said the patient boarded a flight on Saturday and underwent routine public health screening at Nairobi's main airport before being taken to a hospital by a relative.
The patient had traveled from the DRC via Uganda and was later isolated and treated at Nairobi Hospital after developing symptoms associated with viral hemorrhagic fever.
The patient died late Monday while receiving treatment.
Kenyan health authorities have placed the country on high alert and are monitoring for possible additional cases. At least 28 contacts, including family members and healthcare workers who cared for the patient, have been identified.
Authorities are also tracing 23 passengers and four crew members who traveled on the same flight. The contacts will remain under monitoring for 21 days and will be released after testing negative for the virus, Patrick Amoth, the ministry's director, said.
The patient is to be buried within 24 hours in accordance with recommended public health protocols.
Duale confirmed that testing showed the patient was infected with the Bundibugyo species of Ebola virus.
After being taken to Nairobi Hospital, the patient was transferred to an isolation facility built during the COVID-19 pandemic.
The patient developed "fever, chills, intense fatigue and weakness, painful swallowing, muscle pain and bleeding under the skin," Duale said.
"Doctors suspected a viral hemorrhagic fever based on his symptoms and travel history and collected samples for testing. The sample tested positive for Ebola Bundibugyo virus," he added.
Read More: Ebola Bundibugyo Strain: All You Should Know About The Rare Virus
According to the WHO, the DRC has recorded 4,082 deaths among 8,463 cases since the emergence of the Bundibugyo species earlier this year. It is the second most deadly known outbreak of the disease.
Shortly after the DRC declared an Ebola outbreak in May, cases were also reported in Uganda, where two people died. The WHO declared Uganda free of the disease in August.
Since then, cases have continued to be reported in the DRC, while Kenya is now monitoring contacts linked to the imported case.
Bundibugyo virus disease is a rare and deadly illness that has caused outbreaks in several African countries in the past.
It is distinctly different from other known ebolaviruses like the Zaire ebolavirus or Sudan ebolavirus. The 2007 outbreak, where Bundibugyo was detected for the first time, resulted in over 100 cases and was officially declared over in early 2008.
According to the US CDC, the Bundibugyo strain is spread by contact with the blood or body fluids of a person who is infected with or has died from BVD.
It is also spread by contact with contaminated objects (such as clothing, bedding, needles, and medical equipment), or by contact with animals, such as bats and nonhuman primates, that are infected with BVD.
Symptoms include fever, headache, muscle pain, weakness, diarrhea, vomiting, stomach pain, and unexplained bleeding or bruising (a late stage of illness).
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For decades, cancer has been considered a disease of older age. But a number of cancers are increasingly being diagnosed in people under 50. According to a new international study, the rates are rising faster among younger adults than in older age groups.
The World Cancer Research Fund (WCRF) examined cancer data from England, the US and the Netherlands, identifying dramatic increases in early-onset cancer for seven cancer types in England, five in the US and four in the Netherlands.
The rise is particularly alarming in some cancer types. In England, the rate of prostate cancer among men under 50 increased from about 1 case per 100,000 in 2001 to 3.6 per 100,000 in 2023.
The rates of bowel, kidney and womb cancers also more than doubled among younger adults.
In the US, kidney cancer among people under 50 increased from 2.5 cases per 100,000 in 2000 to 5.3 per 100,000 in 2023. Bowel, uterine, and pancreatic cancers also rose by more than 50%, while breast cancer increased by about 20%.
The Netherlands also recorded significant increases in early-onset bowel, kidney, liver and cervical cancers.
Also read: H. pylori, HPV Among Five Infections Behind 1 In 8 Cancers Worldwide: Lancet
According to WCRF, several known cancer risk factors like including obesity, unhealthy diets, physical inactivity, alcohol consumption, smoking, and exposure to environmental pollutants, could be the drivers behind this surge. The organisation also says that around 40% of cancers are linked to modifiable risk factors.
Obesity is a major red flag as excess body fat can lead to chronic inflammation, altered hormone levels, and harmful metabolic changes that could promote cancer development over time. However, experts also say that obesity alone cannot explain the whole picture.
Other possibilities include changes in gut bacteria, exposure to certain toxic chemicals and pollutants, antibiotic use, and other factors. These areas still remain under investigation.
The findings do not mean that cancer has suddenly become common among young adults. Age remains the biggest overall risk factor for cancer, and the majority of cancers still occur after 50, with the average or median age at diagnosis in developed countries generally above 60.
But the changing pattern is important because cancers occurring in younger adults can be diagnosed later when symptoms are initially attributed to less serious conditions.
Dr Giota Mitrou, executive director of research and policy at the WCRF said, “Behind every figure is a person facing cancer earlier than they, their family and often their doctor would expect."
“While cancer is still much more common in older adults, these changing patterns among younger generations need to be treated as a serious research and cancer prevention priority,” she added.
Also read: FDA Approves Targeted Cancer Drug As First-Line Treatment For CLL That Cuts Progression Risk By 80%
Better diagnostic tools and technology could also be a reason behind the rising cases. Greater awareness of cancer symptoms and people seeking medical care earlier can increase the number of cancers detected. But researchers say these factors do not fully explain the pattern.
The fact that rates are increasing for some cancers while others are falling is particularly important. For example, lung cancer rates among younger people have declined in some countries.
Researchers are now trying to understand which exposures may be increasing cancer risk decades earlier than expected.
In the UK, a major study involving around 250,000 adults is being launched to investigate factors contributing to rising bowel cancer rates among younger people.
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The US is actively advancing government-funded clinical trials of ibogaine, a psychedelic drug that remains classified as a Schedule I controlled substance and has been linked to several dangerous health effects, including irregular heart rhythm.
The Food and Drug Administration (FDA) is now seeking public input on how early-stage clinical trials of ibogaine should be designed, including dosing, patient selection, and safety monitoring.
The move comes after President Donald Trump signed an executive order in April, directing federal agencies to accelerate research into psychedelic drugs for serious mental health conditions.
The federal government has allocated $50 million for ibogaine research. The first government-funded trials will focus on adults with opioid use disorder (OUD) and post-traumatic stress disorder (PTSD). The research is being supported by the Advanced Research Projects Agency for Health (ARPA-H) and the National Institute on Drug Abuse (NIDA).
Also read: FDA Links Lettuce To Cyclospora Outbreak That Infected Almost 13,000: Here's Why Mexico Disputes It
Ibogaine is a psychoactive compound derived from the iboga shrub, which primarily grows in parts of Central and West Africa. It has sparked interests of scientists and researchers as it is reported to reduce drug cravings and alleviate symptoms of withdrawal. In a nutshell, it has shown benefit in people with opioid and other substance-use disorders.
Unlike existing addiction treatments, ibogaine can produce a prolonged psychedelic experience and affects several neurological systems.
Researchers are investigating whether these effects could help alter brain circuits related to addiction and reduce substance use.
But it must be noted that plenty of this evidence comes from observational studies, open-label research, and small clinical trials. Therefore the FDA is trying to ramp up more evidence rather than introducing the drug directly into widespread medical use.
Ibogaine and its metabolite noribogaine could disrupt the heart's electrical system and prolong the QT interval, a measurement of the time taken for the heart to electrically reset between beats.
Excessive prolonged QT can trigger dangerous ventricular arrhythmias, including Torsades de Pointes, which can prove to be fatal.
Although considered rare, a 2026 review published in Addiction found that these cardiac events have occurred at therapeutic doses and even in people without known heart disease.
Ibogaine could also lead to neurological toxicity. Reuters reported that FDA officials have highlighted both dangerous heart arrhythmias and brain toxicity as risks that need to be better investigated and understood before the drug can be developed more safely.
The FDA's recent request seeks input on dose escalation, clinical settings, cardiac and neurological monitoring, eligibility criteria, stopping rules and independent safety. A proposed starting dose for early-phase studies would not exceed 10 mg/kg.
The agency has also said that people with serious conditions that have not responded to existing treatments deserve rigorous investigation of new options.
“Patients facing serious conditions that have not responded to existing treatments deserve rigorous scientific investigation of promising new approaches,” said Michael Davis, MD, PhD, director of the FDA's Center for Drug Evaluation and Research.
“With ibogaine, there are important scientific questions as well as serious safety concerns. We are seeking high-quality data and input that can help inform clinical research while putting patient safety first.”
Ibogaine's Schedule I classification means that under the US federal law it is considered to be most likely be used for abuse and it cannot be currently accepted for medical use.
Items under this category carry extensive restrictions on possession and research. But Schedule I classification does not mean a substance can never be studied. Rather, research of such compounds require regulatory controls and approvals.
The FDA has already allowed an early-stage study of noribogaine hydrochloride, which is a desrivative of ibogaine, for alcohol use disorder. It means that the regulator is actively seeking to study psychedelic drugs that could have medicinal potential.
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