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 pain and weakness is actually the most common side effect of statin drugs, and is thought to occur because statins activate the gene atrogin-1 gene, which plays a key role in muscle atrophy.