An excessive dose of THC can potentially result in mild to moderate side effects including:

• Anxiety
• Chest Pain
• Confusion
• Dizziness
• Drowsiness
• Dry mouth
• Fainting
• Fatigue
• Headache
• Impaired Short-Term Memory
• Nausea / Vomiting
• Overwhelming Euphoria
• Paranoia
• Psychotic Episode (in individuals with a predisposition).
• Rapid Heartbeat (Tachycardia)
• Shallow Breathing
• Time-Distortion

Research indicates that adverse events associated with cannabis are also mild to moderate, and may include:

• Somnolence
• Amnesia
• Cough
• Nausea
• Dizziness
• Euphoric Mood
• Hyperhidrosis
• Paranoia