lost a lot of weight; agitated; unable to control her blood sugar with insulin/fore I went to bed it was 168. Now I'm waking up with 390-490; headache; dizzy; pressure went up; trouble speaking; cannot walk fast; had tests and I was 5.9, now almost 15  (did not specify which test, but probably referring to HbA1c); trouble breathing/shortness of breath; feels like something is on her chest like her heart is going to stop; feels like something is on her chest like her heart is going to stop; This is a spontaneous report from a contactable consumer (the patient). A 52-year-old female patient, dose 2 via an unspecified route of administration on 24Apr2021 (Batch/Lot number was not reported) as 2ND DOSE, SINGLE for covid-19 immunization. Medical history included open heart surgery  in 2010 and since then I have taken care of myself and I have had no problems anymore, heart problems the doctor said I have cardiac rheumatism from an unknown date and unknown if ongoing, covid-19 from 24Apr2020 to an unknown date she had Covid on 24Apr2020 and she spent 15 days in the hospital and was left at home with oxygen for one month. She came back negative. When she had Covid was 209 and she has lost 30 pounds. Clarified that she lost weight before the vaccine and she lost weight and was at 186. Historical vaccine included received bnt162b2 (BNT162B2), dose 1 via an unspecified route of administration on 03Apr2021 09:00 (Batch/Lot number was not reported) as 1ST DOSE, SINGLE and her blood sugar spiked/blood sugar went up. The patient's concomitant medications were not reported. The patient experienced trouble breathing/shortness of breath and feels like something is on her chest, like pain but not exactly, like her heart is going to stop in Apr2021, unable to control her blood sugar with insulin/fore I went to bed it was 168. now I'm waking up with 390-490 on 03May2021, headache in Apr2021, dizzy in Apr2021, pressure went up in Apr2021, trouble speaking in Apr2021, cannot walk fast in Apr2021 and had tests and I was 5.9, now almost 15  (did not specify which test, but probably referring to hba1c) in Apr2021.  Her levels are 490-500. She is on a really strict diet and has lost a lot of weight. Stated that she woke up today at 490 and ate one boiled egg and one tea and one simple cookie and two hours later was up to 514. Stated that it is still increasing and at this pace she will get at diabetic coma. Stated she gets her insulin through a pump and it is not helping her or lowering it. Stated that she woke up on 06May with it at 239 and kept it like that until she ate lunch and it increased to 320. Stated that they changed her insulin and she is taking two insulins. Stated that she took Humalog and Basaglar last night. Stated that she got dizzy with the second shot and her pressure went up. After the second dose my blood sugar also increased, but now insulin didn't help me. Usually I have half a bottle of insulin left, but now I finished 4 bottles and I don't have any more. In Mar2021 I had a glucose test and I was fine. On 24Apr2021 I received the second dose, on the 23May2021 I woke up with my glucose on 111, before I went to bed it was 168. Now I'm waking up with 390-490, even though I don't eat all day and it stays high. Last year I had Covid and now I feel agitated like when I had Covid, but I took a test and it came back negative. The patient underwent lab tests and procedures which included blood glucose: 390-490   on Apr2021 I'm waking up with 390-490, even  though I don't eat all day and it stays high, blood glucose: 111 on 23Apr2021 on the 23rd I woke  up with my glucose on 111 , blood glucose: 168   on 23Apr2021 before I went to bed it  was 168 , glucose tolerance test: fine in Mar2021 March I had a glucose test and I was fine, glycosylated haemoglobin: 15 in Apr2021 I had tests and I was  5.9, now almost 15, sars-cov-2 test: negative, sars-cov-2 test: positive in 2020. The event blood sugar spiked was reported as worsened. The outcome of breathing/shortness of breath and feels like something is on her chest like her heart is going to stop, headache, dizzy, pressure went up, trouble speaking, cannot walk fast and tests and I was 5.9, now almost 15  (did not specify which test, but probably referring to hba1c), weight loss and agitated was unknown and not recovered for unable to control her blood sugar.   Information about Lot/Batch number has been requested.