Contraindications and cautions for medical cannabis.
| Populations in which medical cannabis should not be used |
| Rheumatology patients under the age of 25 years |
| Patients with allergic reactions to cannabinoid products |
| Women who are pregnant or breastfeeding |
| Patients with a history of a psychotic illness, substance abuse disorder, previous suicide attempts, or suicidal ideation |
| Populations in which medical cannabis should be used with caution |
| Elderly patients |
| Patients with unstable mental health disease |
| Patients with a history of current moderate or severe cardiovascular or pulmonary disease |
| Patients working in settings requiring high levels of concentration, optimal executive functioning, and alertness |
| Patients receiving concomitant therapy with sedative-hypnotics or other psychoactive drugs |