Written from the studies on PubMed, searched on 11 Nov 2026. Every number below comes from a study listed under Sources.
What people read
Posts online say that CBD (cannabidiol) helps with Bladder cancer.
What has been studied
- 0In people
- 2In animals
- 1Only in the lab
What the studies found
CBD (cannabidiol) has been studied for Bladder cancer in animals, not yet in people.
We found 3 published papers on CBD (cannabidiol) and Bladder cancer. They were published between 2021 and 2023.
0 of them are studies in people (0 randomised trials), 0 are reviews, 2 are studies in animals and 1 are studies only in the lab.
The most important ones are listed under Sources.
What this means for you: Results in animals or in cells often do not hold in people. Do not stop or change your medicines because of it. Ask your doctor before you start taking it.
Sources
- Anticancer properties of cannabidiol and Δ9-tetrahydrocannabinol and synergistic effects with gemcitabine and cisplatin in bladder cancer cell lines.2023 · J Cannabis Res · In animals
- Combination therapy with cannabidiol and chemotherapeutics in canine urothelial carcinoma cells.2021 · PLoS One · In animals
- Cannabidiol Effectively Promoted Cell Death in Bladder Cancer and the Improved Intravesical Adhesion Drugs Delivery Strategy Could Be Better Used for Treatment.2021 · Pharmaceutics · In the lab