Lipitor (atorvastatin) is a medication used to lower cholesterol levels in the blood. According to the sources provided, there are no known interactions between Lipitor and allergy medications. However, it is important to note that there may be individual differences in how medications interact with each other and it is always recommended to consult with a healthcare provider before taking any new medications.

DrugPatentWatch [1] provides information on the patents and exclusivity of Lipitor, but does not mention any interactions with allergy medications.

The COVID-19 Treatment Guidelines Panel [2] lists potential drug interactions with Paxlovid (ritonavir-boosted nirmatrelvir), a medication used to treat COVID-19. However, there is no mention of any interactions between Paxlovid and allergy medications.

WebMD [3] provides detailed information on Lipitor, including its uses, dosage, side effects, and precautions. While there is no mention of any interactions between Lipitor and allergy medications, the website does caution against taking certain medications, such as erythromycin, clarithromycin, and certain antifungal medications, with Lipitor due to the risk of muscle damage.

In conclusion, based on the sources provided, there are no known interactions between Lipitor and allergy medications. However, it is always important to consult with a healthcare provider before taking any new medications to ensure safety and effectiveness.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.covid19treatmentguidelines.nih.gov/therapies/antivirals-including-antibody-products/ritonavir-boosted-nirmatrelvir--paxlovid-/paxlovid-drug-drug-interactions/
[3] https://www.webmd.com/drugs/2/drug-3330/lipitor-oral/details