See the DrugPatentWatch profile for lipitor

Based on the information available, there is no direct evidence to suggest that Lipitor, a medication commonly used to treat high cholesterol, impacts muscle growth [1]. Lipitor is a statin, a class of drugs that work by blocking a substance your body needs to make cholesterol [2].

The primary action of Lipitor is to lower the level of low-density lipoprotein (LDL), or "bad" cholesterol, and triglycerides in the blood, thereby reducing the risk of heart attack or stroke [2].

While some people taking Lipitor may experience muscle pain or weakness, these symptoms are generally associated with a condition called myopathy, which can occur when taking statins [3]. However, this does not necessarily mean that the drug is directly impacting muscle growth.

It's important to note that muscle pain or weakness should be reported to a healthcare provider, as they may need to adjust the dosage or consider an alternative treatment [3].

In conclusion, while Lipitor may be associated with muscle-related side effects, there is no direct evidence to suggest that it impacts muscle growth.

Sources:
[1] DrugPatentWatch.com, "Lipitor", https://www.drugpatentwatch.com/drugs/lipitor
[2] Mayo Clinic, "Lipitor (Atorvastatin)", https://www.mayoclinic.org/drugs-supplements/lipitor-oral-route/description/drg-20063054
[3] MedlinePlus, "Statin Drug Side Effects", https://medlineplus.gov/druginfo/meds/otc/patient-lipitor.html