Migraine injections represent a major advancement in the treatment of chronic migraines. After the success of Botox, already approved for this indication, clinical research is now exploring new migraine injections made from different botulinum toxins. These new formulas aim to offer similar or improved effects, with varying profiles of efficacy and tolerability. Clinical research is therefore exploring migraine injections as a new treatment option for chronic migraine in Quebec.
Botox for chronic migraine: a pioneer in migraine injection treatment
Botox injections for migraine (botulinum toxin) were the first to demonstrate their effectiveness in reducing the frequency and intensity of attacks in people with chronic migraines. This treatment works by relaxing the muscles and temporarily blocking the transmission of pain signals at the nerve level. Other pharmaceutical companies are currently developing similar products to evaluate their therapeutic potential. The goal is to diversify available options and make injection treatments more accessible over the long term in Quebec.
What are the recognized effects of migraine injections today?
Medications related to migraine injections that are now approved by Health Canada work mainly by relaxing certain muscles and temporarily blocking the transmission of pain signals between the nerves and the brain. This helps reduce the frequency, intensity and duration of attacks in people with chronic migraines. The effects are not immediate but usually appear a few days to a few weeks after treatment and can last several months. In addition to reducing pain, many patients report an improvement in their quality of life and a decrease in the need for crisis medication.
Migraine injections: reimbursement and free access to treatment in Quebec
In Quebec, it is still difficult to have migraine injections covered by the RAMQ or private insurers. Medical criteria are very specific and can leave many people living with chronic migraines waiting for free or more accessible treatment options. As part of a clinical study, the injections are completely free and provided by the pharmaceutical company testing the medication. So in addition to receiving a potential new migraine treatment, the participant helps advance research so that these new options may eventually become more accessible and reimbursed for all chronic migraine patients.
Clinical study on the effects of botulinum toxins for migraine
The Centre de recherche Saint-Louis is actively involved in evaluating new migraine injection medications. By contributing to this study, the neurology team aims to advance the understanding of chronic migraines and develop innovative treatments for those living with this debilitating condition. The clinical study of different botulinum toxins for migraine is therefore an important area to explore.
See our ongoing studies at the Centre de recherche Saint-Louis.