My average cycle is less than 21 days or greater than 40 days (the number of days shown on the table). How do I know when to start testing?

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• I do not know my average cycle length or my cycle varies a lot. How do I know when to start using the OVRY™ Ovulation Test Strips?

  If you do not know your average menstrual cycle length or experience a lot of variation, it is best to start testing based on the number of days of your shortest cycle in the past six months. To determine what day to start testing, use our Ovulation ...

• Why do I need to know the length of my average menstrual cycle? What if I don't know it exactly?

  Ovulation occurs at different times for different women, depending largely on the average length of a woman’s cycle. On average, ovulation occurs about 14 days before your next period starts. Therefore, it is easier to figure out when to start ...

• How many ovulation tests do I need?

  The number of ovulation tests needed to detect a positive result each month, will vary depending on the users cycle regularity and how accurately they are able to determine when to start testing. We recommend using our Ovulation Calculator to ...

• I have used several test strips as instructed, but I have not detected my LH surge. What should I do?

  It is possible that you have not detected the LH surge for several reasons: you started testing too late and missed your surge the tests were not performed correctly you did not ovulate that month (this is called anovulation). If this occurs, try ...

• Can any medications or medical conditions affect the OVRY™ Ovulation Test Strip results?

  Yes. Certain drugs and prescriptions that affect a woman’s menstrual cycle (hormonal contraceptives, fertility products containing HCG or LH, acne prescriptions such as clomiphene, and hormone replacement therapy) can impact the results of an ...