Medical cannabis effects (especially CBD dominant products) are not always felt immediately.It may take 2-4 weeks at the right dose to really know if the medicine is achieving therapeutic benefitBearing the above in mind, it might take 2-4 weeks to get onto the right dose(in total maybe 6-8 weeks to properly feel full therapeutic benefit)If your symptoms are not improved after this time, then you can discuss other options your doctor. This can include a change of THC:CBD ratio.