How many days before your doctors appoinment should you take Tylenol 3 so it shows up in your urine test?

Tylenol 3, which contains codeine, typically has a detection window of 1 to 3 days in urine tests, depending on various factors like metabolism and frequency of use. To ensure it shows up in your urine test, it's advisable to take it within this timeframe, ideally 1-2 days before your appointment. However, individual responses can vary, so it's best to consult with your healthcare provider for personalized advice.