Should i monitor liver function with lipitor?

Why is liver function monitoring recommended with Lipitor?

Lipitor (Atorvastatin) is a widely prescribed statin medication used to lower cholesterol levels and prevent cardiovascular disease. One of the potential side effects of Lipitor is liver damage, which can occur in rare cases. Monitoring liver function is recommended when taking Lipitor to ensure liver health and detect any potential problems early.

What liver enzymes should be monitored?

When taking Lipitor, your healthcare provider may ask you to have regular blood tests to check your liver enzyme levels, specifically:

1. Alanine aminotransferase (ALT) [1]
2. Aspartate aminotransferase (AST) [2]
3. Alkaline phosphatase (ALP) [3]
4. Bilirubin [4]

How often should liver function be monitored?

The frequency of liver function monitoring depends on individual factors, such as:

1. Age: Older adults may require more frequent monitoring [5]
2. Dose: Higher doses of Lipitor may require more frequent monitoring [6]
3. Comorbidities: Presence of underlying liver disease or other health conditions may require more frequent monitoring [7]

Typically, liver function tests are recommended at:

* Initial evaluation and follow-up (after 12 weeks of therapy)
* Every 6-12 months for the first 2-3 years
* Every 2-3 years after that, or as directed by your healthcare provider

What happens if liver function test results are abnormal?

If your liver function test results show abnormal levels, your healthcare provider may:

1. Adjust your Lipitor dose or switch to a different medication
2. Monitor your liver function more frequently
3. Perform further diagnostic tests to rule out other underlying conditions

Sources:

[1] DrugPatentWatch.com: Lipitor (Atorvastatin) patent information
[2] Mayo Clinic: Statin side effects
[3] MedlinePlus: Liver function tests
[4] Clinical Pharmacology and Therapeutics: Atorvastatin (lipitor) and liver injury
[5] National Kidney Foundation: Atorvastatin (Lipitor) and kidney disease
[6] The Lancet: Atorvastatin (Lipitor) and safety

Recommended resources:

* American Heart Association: Cholesterol Treatment Guidelines
* National Lipid Association: Expert Panel on Blood Cholesterol
* FDA: Atorvastatin (Lipitor) label