 [ Symptoms ] what do i do if my blood sugar is 558 and i have congestive heart failure and never noticed sugar problems before  my friend checked my sugar and it was 550 and 10 mins later it was 558 and i have been very thristy and sleepy i have not noticed a problem with my bllod sugar before i have had this problem with my levels being no less than 427 as my blood sugar and today is the third day since i have been checking it please respond back asap [ Disease ] never take sporanox capsules if you are pregnant or planning to become pregnant within two months after you have finished your treatment if you are able to become pregnant you should use effective birth control during sporanox treatment and for two months after finishing treatment ask your doctor about effective types of birth control if you are breastfeeding talk with your doctor about whether you should take sporanox