Side effect of medications is seen when a treatment causes problems because it work on more than the target tissue. Adverse effects are unwanted side effects. Side effects varies from person to person and are also different for medications.
Side effects can be mild, moderate or severe. Here are some common side effects: headache, dizziness, nausea, vomiting, diarrhea, constipation, dry mouth, skin rash and irritation. Some severe side effects include: arrhythmia, depression, suicidal thoughts, respiratory problems, bleeding and organ damage.