A nasal spray that delivers a natural painkiller to the brain could transform the lives of patients by replacing the dangerous and addictive prescription opioids that have wreaked havoc in the US and claimed the lives of thousands of people.
Scientists at University College London found they could alleviate pain in animals with a nasal spray that delivered millions of soluble nanoparticles filled with a natural opioid directly into the brain.
Experts say that doctors, despite the dangers, often keep patients on high-strength painkillers known as opioids for years without properly checking to see if their conditions improve.
Half of women receiving methadone treatment for opioid addiction originally became addicted to prescription painkillers, as the number of female addicts rises.
Prescriptions for powerful opioid painkillers have doubled from 12m to 24m in past decade, NHS Digital figures reveal Prescription pain killers: share your stories with us Powerful and potentially addictive opiate painkillers are be...
More than two in five people receiving buprenorphine, a drug commonly used to treat opioid addiction, are also given prescriptions for other opioid painkillers - and two-thirds are prescribed opioids after their treatment is complet...