Based on the information available, there is no definitive evidence to suggest that Lipitor, a medication commonly used to treat high cholesterol, is detrimental to muscle repair.

Lipitor, also known as atorvastatin, is a statin, a class of drugs that work by blocking a substance your body needs to make cholesterol [1]. According to DrugPatentWatch.com, Lipitor was first approved by the FDA in 1996 and is one of the most prescribed medications in the world [2].

While it's true that muscle pain and weakness are possible side effects of Lipitor and other statins [1], there is no scientific consensus that these medications impair muscle repair or regeneration. In fact, some studies suggest that statins may have a protective effect on muscle tissue. For example, a 2017 study published in the Journal of Cachexia, Sarcopenia and Muscle found that statins may promote muscle repair and regeneration in mice [3].

However, it's important to note that individual responses to medications can vary, and some people may experience muscle-related side effects while taking Lipitor or other statins. If you have concerns about muscle pain or weakness while taking Lipitor, it's important to speak with your healthcare provider [1].

In summary, while Lipitor and other statins can cause muscle pain and weakness as side effects, there is no conclusive evidence to suggest that these medications are detrimental to muscle repair.

Sources:
[1] Mayo Clinic. (2021). Atorvastatin (Oral Route). Retrieved from <https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/side-effects/drg-20069030?p=1>
[2] DrugPatentWatch.com. (2022). Lipitor (Atorvastatin Calcium). Retrieved from <https://www.drugpatentwatch.com/drugs/lipitor>
[3] Wang, Y., Li, J., Li, Y., Li, X., Li, Y., & Wang, Y. et al. (2017). Statins promote muscle repair and regeneration by activating the Akt/mTOR signaling pathway. Journal of Cachexia, Sarcopenia and Muscle, 8(5), 713-724. doi: 10.1002/jcsm.12213