Ensuring access to safe, effective, and affordable cannabis‐based medicines

Over the past decade, patients, families, and medical cannabis advocates have campaigned in many countries to allow patients to use cannabis preparations to treat the symptoms of serious illnesses that have not responded to conventional treatment.1 Ideally, any medical use of a cannabinoid would involve practitioners prescribing an approved medicine produced to standards of Good Manufacturing Practice (GMP), the safety and effectiveness of which...