One to two hours after a meal (post-prandial blood glucose: Less than 180 milligrams/deciliter (10 millimoles/liter) Yes, blood glucose test strips can be used for a finite period. They depend on sensitive chemicals and processes to generate precise test results. The chemicals are complex molecules and require particular conditions of moisture and temperature for their stability. Centers for Disease Control and Prevention: Monitoring Your Blood Sugar. { https://www.cdc.gov/diabetes/managing/managing-blood-sugar/bloodglucosemonitoring.html}.

Blood glucose strips are often expensive, and it is tempting to use expired strips. We should be aware that using glucose strips beyond the expiration date or more than three months after opening the container can give unreliable blood glucose readings. Such results can lead to unnecessary and dangerous changes to our treatment. In the interest of our safety, we should never use expired glucose test strips. References Glucose test strips depend on enzymes. These enzymes (glucose oxidase or glucose dehydrogenase) break down over time. When this happens, the test results become undependable. Gainey Wilson K., Ovington, P., & Dean, D. (2015). A Low-Cost Inkjet-Printed Glucose Test Strip System for Resource-Poor Settings.Journal of diabetes science and technology,9(6), 1275–1281.{ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4667310} Sinocare test strips have an expiration date of two years after manufacture as long as the containers remain sealed. Once the container is opened for use, all the strips should be used within three months. Any remaining strips after three months should be discarded, as they may give unreliable results. Final ThoughtsThere are many factors that will affect the test results, please refer to the following notes and try to test again. You can get a range of different types of blood glucose monitors. There are some meters that have extra features such as USB connections that allow you to log your readings on a computer. There are also meters that have calculators for insulin to carbohydrate ratio, and that you can link up with your smartphone. The storage temperature of the test strip (1-30℃), too high or too low will cause the test strip to fail;

Precise & Easy to use: Safe AQ Smart uses code-free test strips, and it only needs 5s testing time & 0.6ul blood sample volume to test your blood glucose level. The delicate FAD-GDH test strips have strong resistance to multi-material interference. The American Diabetic Association recommends the following blood sugar levels for those of us living with diabetes [5]:

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When taking blood, you need to wait for the alcohol to evaporate before giving the needle injection. Advanced Electrode Strips: It can avoid interference from blood oxygen variations and assure you of accurate test results each time.

Diabetes UK: Can people with diabetes use expired blood glucose test strips? https://www.diabetes.co.uk/blog/2015/05/can-people-with-diabetes-use-expired-blood-glucose-test-strips/ Centers for Disease Control and Prevention: Infection Prevention during Blood Glucose Monitoring and Insulin Administration { https://www.cdc.gov/injectionsafety/blood-glucose-monitoring.html}. Blood Glucose Testing Kit: This kit covers Sinocare blood glucose monitor Safe AQ Smart & Strips & Lancets & Painfree lancing device & Case & User manual. A set of equipment is provided to meet all your needs when measuring blood sugar. Convenient to Carry: Lightweight and easy to carry anywhere. It allows you to easily test your blood sugar while you are on a business trip or traveling.When using the blood glucose meter to measure, make sure that the second drop of blood flows out and then start to absorb and measure with the test strip. The test strip expires;(The expiry date of the uric acid strips: 12 months, Period After Opening :3 months)

Mixing and matching are not recommended. Using a glucometer with strips made for another brand of machine is very likely to give inaccurate and dangerous results. Do Lancets Expire? If you have Type 2 and want to get test strips, you might not be able to get them on prescription. You will only be able to get test strips on prescription if your doctor or nurse wants you to self-monitor. How to use a test strip You might also be able to get a strip free meter. What this means is that you don't need to insert strips into the meter because they come pre-installed. Instead of replacing a strip each time you use the meter there is a rotation of test strips in the meter, this is called a cassette. Affected moderately by the environment humidity, the measured value will fluctuate by 15%, which is normal. Please try to store the test strips in an environment with moisture <80% to improve accuracy.In an emergency, we can use a test strip that has recently passed its expiration date, keeping in mind the possibility of an inaccurate result. For safety, we should use strips only within their expiration dates. This is vital because a single faulty strip or reading can lead us to a treatment decision that can be harmful or even fatal [3]. Frequently Asked Questions (FAQs) Are Test Strips of Different Models Interchangeable? You can also buy a blood glucose meter from a pharmacy or online. Our shop sells meters and test strips. You should speak with your healthcare team before you buy your own meter. Test strips