Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood. According to the sources provided, it is generally recommended to take Lipitor at night, as this is when the body naturally produces more cholesterol. Taking the medication at this time can help maximize its effectiveness. However, some studies have suggested that taking Lipitor in the morning may also be effective, and the timing of the dose may ultimately depend on individual factors and preferences.

It is important to follow the instructions provided by your healthcare provider or pharmacist when taking Lipitor. The medication should be taken at the same time each day, with or without food, and should not be stopped without consulting a healthcare professional. It is also important to avoid consuming grapefruit or grapefruit juice while taking Lipitor, as this can increase the risk of side effects.

In summary, while it is generally recommended to take Lipitor at night, the timing of the dose may depend on individual factors and preferences. It is important to follow the instructions provided by your healthcare provider or pharmacist and to avoid consuming grapefruit or grapefruit juice while taking the medication.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugs.com/medical-answers/does-lipitor-work-better-if-you-take-it-at-night-416127/
[3] https://www.verywellhealth.com/when-to-take-atorvastatin-morning-or-night-7485780