Based on the information available, there is no one-size-fits-all answer to how long a taper should last for Lipitor (atorvastatin). The duration of a taper, which is a gradual reduction in medication dosage, depends on various factors such as the dosage of Lipitor previously taken, the length of time the patient has been on the medication, and the reason for discontinuation.

When it comes to Lipitor, the drug's official prescribing information does not provide specific guidance on tapering off the medication [1]. However, it is generally recommended to taper off medications like Lipitor gradually to minimize the risk of withdrawal symptoms or rebound effects.

In some cases, a healthcare provider may recommend a tapering schedule of several weeks or even months, depending on the individual patient's needs. It is essential to consult with a healthcare provider before making any changes to a medication regimen, including Lipitor.

In summary, the length of a Lipitor taper can vary depending on individual patient factors, and it is crucial to consult with a healthcare provider for personalized guidance.

Sources:

1. Pfizer. (2016). Lipitor (atorvastatin) tablets, for oral use. Full Prescribing Information. <https://www.accessdata.fda.gov/drugsatfda_docs/label/2016/021341s032,021342s028,021343s026,021344s027,021345s027lbl.pdf>
2. DrugPatentWatch.com. (n.d.). Atorvastatin. <https://www.drugpatentwatch.com/drugs/atorvastatin>