Yes, there is a Lipitor dosage adjustment guide available. Lipitor, also known as atorvastatin, is a medication used to treat high cholesterol and prevent heart disease [1]. The dosage of Lipitor may need to be adjusted based on a variety of factors, including age, weight, liver function, and other medications being taken [1].

According to the prescribing information for Lipitor, the recommended starting dose is 10-20mg once daily, with a maximum dose of 80mg once daily [2]. However, the dosage may need to be adjusted for certain populations. For example, in patients with severe kidney impairment, the starting dose should be 10mg once daily [2]. Additionally, in patients taking certain medications, such as cyclosporine or gemfibrozil, the dosage of Lipitor may need to be reduced [2].

It is important to note that Lipitor should be taken at the same time every day, with or without food [2]. Additionally, patients should not stop taking Lipitor without talking to their healthcare provider, as this can increase the risk of heart attack or stroke [2].

For more detailed information on Lipitor dosage adjustment, including specific recommendations for patients with certain medical conditions or taking certain medications, it may be helpful to consult a comprehensive dosage adjustment guide. An example of such a resource is available on DrugPatentWatch.com, which provides a detailed Lipitor dosage adjustment guide based on various factors, including age, weight, liver function, and other medications being taken [3].

In summary, a Lipitor dosage adjustment guide is available and may be helpful for patients taking this medication, particularly those with certain medical conditions or taking other medications. It is important to follow the dosage recommendations provided by a healthcare provider and to consult a comprehensive dosage adjustment guide for more detailed information.

Sources:

1. Mayo Clinic. (2021). Atorvastatin (Oral Route). Retrieved from <https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/description/drg-20063081>.
2. Pfizer Laboratories Div Pfizer Inc. (2016). Lipitor Prescribing Information. Retrieved from <https://www.accessdata.fda.gov/drugsatfda_docs/label/2016/020762s051,020763s045,020764s039,020765s039lbl.pdf>.
3. DrugPatentWatch.com. (n.d.). Lipitor Dosage Adjustment Guide. Retrieved from <https://www.drugpatentwatch.com/lipitor-dosage-adjustment-guide/>.