Hello. I understand you are wondering how long to take these. Carnisure (which contains levocarnitine) and Zoamates sachets (a nutritional supplement with coenzyme Q10 and amino acids) are typically prescribed to support cellular energy, metabolism, or reproductive health. Because the duration depends entirely on your specific health needs and what your doctor is treating, there is no universal timeframe. Generally, these supportive supplements are taken safely for one to three months, or sometimes longer. I highly recommend reaching out to your prescribing doctor to get the exact duration tailored to your body. Please rest assured these are nutritional supports. Take care!