Lipitor is a medication used to treat high cholesterol levels in the blood. The recommended Lipitor dosage may vary depending on several factors such as age, medical condition, and other medications being taken. According to Drugs.com [2], the usual starting dose of Lipitor is 10 mg once a day, and the maximum recommended dose is 80 mg once a day. The dosage may be adjusted by a healthcare provider based on individual needs and response to treatment. Healthline [3] notes that the recommended starting dose for adults with high cholesterol is 10 to 20 mg once daily, and the maximum dose is 80 mg once daily. However, for individuals with homozygous familial hypercholesterolemia, the recommended dose is 80 mg once daily. The recommended dosage for children is based on their weight and medical condition, and it is usually between 10 to 20 mg once daily. It is important to follow the dosage instructions provided by a healthcare provider and not to adjust the dose without consulting them first. Drugpatentwatch [1] provides information on the patents of Lipitor but does not provide information on the recommended dosage.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugs.com/dosage/lipitor.html
[3] https://www.healthline.com/health/drugs/lipitor-dosage