When determining the appropriate dosage of Lipitor (atorvastatin), it is crucial to consult with a healthcare professional who can assess your specific medical condition and provide personalized guidance. However, I can provide you with some general information based on the sources you provided.

Lipitor is commonly prescribed to manage high cholesterol levels and reduce the risk of cardiovascular diseases. The dosage of Lipitor can vary depending on several factors, including the severity of your condition, your medical history, and your response to the medication.

According to the information from DrugPatentWatch, Lipitor is available in tablet form with different strengths, including 10 mg, 20 mg, 40 mg, and 80 mg. The appropriate dosage will be determined by your healthcare provider based on your individual needs.

The Mayo Clinic's website provides some general guidelines for the proper use of atorvastatin. It suggests that the usual starting dose for most adults is 10 mg to 20 mg once daily. However, your healthcare provider may adjust the dosage based on your cholesterol levels and other factors. It is important to follow the instructions provided by your healthcare professional and not exceed the prescribed dosage.

Drugs.com also provides dosage information for Lipitor. It states that the usual recommended starting dose for adults is 10 mg to 20 mg once daily, with the maximum recommended dose being 80 mg per day. Again, it emphasizes the importance of following your healthcare provider's instructions and not exceeding the prescribed dosage.

It is important to note that Lipitor should be taken regularly and at the same time each day for maximum effectiveness. It can be taken with or without food, but it is advisable to follow the specific instructions provided by your healthcare professional.

Remember, this information is not a substitute for medical advice. Always consult with your healthcare provider or pharmacist for personalized guidance on the appropriate dosage of Lipitor based on your individual circumstances.

Sources:
[1] DrugPatentWatch - Lipitor: https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] Mayo Clinic - Atorvastatin (Oral Route): Proper Use: https://www.mayoclinic.org/drugs-supplements/atorvastatin-oral-route/proper-use/drg-20067003
[3] Drugs.com - Lipitor Dosage: https://www.drugs.com/dosage/lipitor.html