How to Preserve a Urine Sample

If you’re asked to provide a urine sample for a medical test, it’s important to preserve it properly. Here’s a step-by-step guide on how to do it.

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Is your doctor asking you to provide a urine sample? You may be wondering how to preserve a urine sample so that it is still useful by the time you get it to the lab.

There are a few things you can do to make sure your sample is still usable. First, you should refrigerate the sample as soon as possible after collection. This will help to prevent bacteria from growing in the urine.

You should also avoid using any preservatives or additives when collecting the urine. Preservatives and additives can interfere with testing and make the results inaccurate.

The best way to collect a urine sample is to midstream into a clean, dry container. You can use a disposable cup or an empty jar with a screw-on lid. Avoid touching the inside of the container with your skin or contaminating it with anything else.

Once you have collected the urine, screw on the lid tightly and label the container with your name, date, and time of collection. Refrigerate the sample until you are ready to take it to your appointment.

Why preserve a urine sample?

There are many reasons why you might need to preserve a urine sample. Your doctor may request that you provide a clean catch urine sample in order to test for a urinary tract infection. If you are pregnant, you may need to provide a midstream urine sample in order to test for proteinuria, which can be a sign of preeclampsia. You may also need to provide a urine sample if you are taking certain medications that can affect your kidney function.

Preserving your urine sample is important because it can prevent the growth of bacteria and other organisms that can contaminate the specimen. Bacteria can cause false-positive results on certain tests, so it is important to take precautions to prevent their growth. There are several ways to preserve a urine sample, but the most effective method is to refrigerate the specimen as soon as possible after collection.

To preserve your urine sample, collect the specimen in a clean, dry container with a tight-fitting lid. You can use a plastic or glass container, but avoid using metal containers because they can react with the urine and affect the results of certain tests. Label the container with your name, date of collection, and any other information requested by your doctor. Refrigerate the specimen immediately after collection and transport it to your doctor’s office within 24 hours.

How to preserve a urine sample

It is important to preserve a urine sample until you can deliver it to your health care provider or a laboratory. Urine samples are usually collected in a special container at your health care provider’s office, a commercial facility, or a laboratory. If you are instructed to collect the sample at home, be sure to use a clean, dry container with a tight lid. Samples for urinalysis may be collected in containers with preservatives; check with your health care provider or the laboratory for instructions. The following tips may help you collect and preserve your urine sample:

Tips for preserving a urine sample

When you collect a urine sample, it’s important to take steps to preserve it properly. This will ensure that the sample is not contaminated and that it will be accurate for testing.

Here are some tips for how to preserve a urine sample:
– Collect the sample in a clean, dry container.
– Avoid touching the inside of the container with your hands.
– Keep the container tightly sealed.
– Store the urine sample in a cool, dark place.


You have now successfully completed all the necessary steps in order to preserve your urine sample. remember to bring your sample to the lab as soon as possible, ideally within 24 hours of collection. Make sure to keep your sample cool and out of direct sunlight. If you have any questions or concerns, please call your healthcare provider.