My husband had severe joint pain, and it IS a known side effect. Statins have a long list of possible side effects:
Uncommon side effects of statins (which may affect up to 1 in 100 people) include:
•being sick
•loss of appetite or weight gain
•difficulty sleeping (insomnia) or having nightmares
•dizziness – if you experience this, do not drive or use tools and machinery
•loss of sensation or tingling in the nerve endings of the hands and feet (peripheral neuropathy)
•memory problems
•blurred vision –if you experience this, do not drive or use tools and machinery
•ringing in the ears
•inflammation of the liver (hepatitis), which can cause flu-like symptoms
•inflammation of the pancreas (pancreatitis), which can cause stomach pain
•skin problems, such as acne or an itchy red rash
•feeling unusually tired or physically weak
Rare side effects
Rare side effects of statins (which may affect up to 1 in 1,000 people) include:
•visual disturbances
•bleeding or bruising easily
•yellowing of the skin and eyes (jaundice)
Muscle effects
Statins can occasionally cause muscle inflammation (swelling) and damage. Speak to your doctor if you experience muscle pain, tenderness or weakness that can't be explained (for example, pain that isn't caused by physical work).