Lipitor (atorvastatin) is a medication that is used to lower cholesterol levels in the blood. While there is no direct evidence to suggest that Lipitor affects body hydration, it is possible that some of the side effects of the medication could indirectly impact hydration levels.

According to the National Health Service (NHS) [2], common side effects of Lipitor include headaches, nausea, constipation, and diarrhea. In rare cases, the medication may also cause muscle pain or weakness. These side effects could potentially impact hydration levels if they cause an individual to become dehydrated.

The Mayo Clinic [3] notes that muscle pain or weakness is a relatively rare side effect of statins like Lipitor, but it can occur in some people. If an individual experiences muscle pain or weakness while taking Lipitor, they should consult with their doctor to determine if the medication is the cause of their symptoms.

It is important to note that the Drug Patent Watch [1] does not mention any specific effects of Lipitor on body hydration. However, it is always a good idea to stay hydrated by drinking plenty of water and other fluids, especially when taking medications that may cause dehydration.

In conclusion, there is no direct evidence to suggest that Lipitor affects body hydration. However, some of the medication's side effects, such as diarrhea or muscle pain, could potentially impact hydration levels if they cause an individual to become dehydrated. If an individual experiences any unusual symptoms while taking Lipitor, they should consult with their doctor to determine the cause and appropriate treatment.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.nhs.uk/medicines/atorvastatin/side-effects-of-atorvastatin/
[3] https://www.mayoclinic.org/diseases-conditions/high-blood-cholesterol/in-depth/statin-side-effects/art-20046013