I know this has been covered before, but I just want to know what types, and how long.
The most common statin side effects include: 1  Headache. 2  Difficulty sleeping. 3  Flushing of the skin.  Muscle aches, tenderness, or weakness 1  (myalgia) Drowsiness. 2  Dizziness. Nausea or vomiting.  Abdominal cramping 1  or pain. Bloating 2  or gas. 3  Diarrhea. Constipation.  Rash.
Muscle effects. Statins can occasionally cause inflammation (swelling) and damage to your muscles. Speak to your doctor if you experience muscle pain, tenderness or weakness that cannot be explained (for example, not due to physical work).