I contacted the company's technical support and they told me that it is no longer available for sale, they make everything cumbersome to tell you that you can no longer buy them and you must go through some tests so that they determine if the glucometer no longer works, I do not recommend the model, as a company they promise to send the control solution but it gives you certainty of remote support by taking readings with the same glucometer again several times.Although there is the following alert:

However, it is important to take into account the following security alerts and recent technical problems reported for other products of the brand:
  • INVIMA Health Alert (2024):An alert was issued about theAccu-Chek Guide and Accu-Chek Instant glucometers(Alert No. 349-2024), where it was reported that certain batches may be configured incorrectly and display different units of measurement (mmol/L instead of mg/dL), which may cause erroneous interpretations of the result.
  • Removal of Reactive Strips:Correction actions have been recorded in the past (and continued in 2024-2025) for test stripsAccu-Chek Aviva and Accu-Chek Performa, as well as corrections to specific lots of stripsAccu-Chek Guide.
  • Control Solution:Accu-Chek Instant Control Solution is a liquid designed to verify that the meter and strips are working properly.If the result does not fall within the range indicated on the strip bottle when used, the meter or strips may be faulty and should not be used.