This invention relates to the use of phytocannabinoids, either in an isolated form or in the form of a botanical drug substance (BDS), as a prophylactic or in the treatment of cancer. Typically the cancer to be treated is a cancer of the:
prostate, breast, skin, glioma, colon, lung or a bone or lymph metastasis. The phytocannabinoids may be used in combina tion With other cancer treatments.
TREATMENT OF CANCER
 Researchers hoWever have discovered that some cannabinoids, including THC and cannabidiol (CBD) are able to promote the re-emergence of apoptosis so that some tumours Will heed the signals, stop dividing, and die. The process of apoptosis is judged by observation of several phe nomena including: reduced cellular volume, condensation of nuclear chromatin, changes in distribution of phospholipids in plasma membrane phospholipids, and cleavage of chromatin into DNA fragments called DNA ladders.