Can lipitor be used after its expiration date?

Can Lipitor still work after its expiration date?

Lipitor (atorvastatin) loses potency over time once it passes the printed expiration date. The manufacturer sets this date to guarantee full strength and purity, and studies on other drugs show that many solid tablets remain chemically stable for years beyond that mark, but manufacturers do not guarantee the same performance after expiry.

How long does Lipitor keep its strength past its expiration date?

No published data specific to atorvastatin tablets show reliable activity beyond the labeled date. General FDA guidance notes that many common solid oral drugs can retain 90 percent of labeled strength for one to five years past expiry when stored properly, but this does not apply uniformly across every formulation.

What happens if you take Lipitor after it has expired?

Taking expired Lipitor does not create new toxicity risks, yet it may deliver less cholesterol-lowering effect than fresh tablets. Patients who continue using expired tablets run the risk of suboptimal lipid control, which can lead to cardiovascular events in high-risk cases.

Why do manufacturers set an expiration date for Lipitor?

The date reflects the period during which the company tested the table<|eos|>