Adverse effects can be classified into various types: 1. Mild Effects: These include symptoms like headaches, nausea, and dizziness. 2. Moderate Effects: Such as gastrointestinal disturbances or mild allergic reactions. 3. Severe Effects: These can include organ failure, severe allergic reactions, or even death. 4. Long-term Effects: These might not be immediately apparent but can have lasting impacts on health.