Table 3.

Common adverse effects of cannabinoid-based medicines and cannabis. Adapted from a report by the Government of Canada³⁴

	Adverse effects
CNS	Dizziness, somnolence, disorientation, dissociation, euphoria, depression, ataxia, visual disturbance, concentration difficulties and headache
Cardiovascular system	Hypotension, tachycardia, syncope and palpitations
Respiratory system	Dyspnoea, pharyngitis, nasal congestion and sinus headache
Gastrointestinal system	Dry mouth, anorexia, increased appetite, vomiting and diarrhoea
Genitourinary system	Increased and decreased urination, hot flashes, urinary retention and frequency of micturition