between the groups were not significant, it seems that the
patients who continued the treatment were more symptomatic
at the beginning, according to their reports and
their physicians’ reports in the records for cannabis licenses.
In the current study, 29% of the patients did not have the
second interview, and another 21% did not give information
about the influence of continuous cannabis use.Therefore, the
results of the second interview should be taken with caution.
The cannabis plant and the synthetic drugs based on
the plant are considered medically safe. Most of the adverse
effects are related to the fact that the plant and the drugs
are psychoactive, mostly depending on their concentration
and on the Δ9-THC dosage. Among the effects named were
dizziness, euphoria, difficulty concentrating, disturbances in
thinking, memory loss, and loss of coordination [7].