had high levels of Topamine in her blood; was having chest pain; shortness of breath; colon cancer; heart attack; it wasn't her heart it was muscular strain; muscle pain; This is a spontaneous report from a contactable consumer (patient). A 70-year-old female patient received the second dose of bnt162b2 on 13Mar2021 at 13:00 (at the age of 69-years-old) (lot number: EN6208) via unknown route of administration in left arm at single dose for COVID-19 immunization. Medical history was not reported. Concomitant medications were reported as none. Historical vaccine included the first dose of BNT162B2 on 20Feb2021 (at the age of 69-years-old) (lot number: EN6201) in her left arm for covid 19 immunization. Patient did not have additional Vaccines Administered on Same Date of the Pfizer Suspect. Patient did not have any other vaccination within 4 weeks. Family Medical History Relevant to AE was reported as None. She started having chest pain and shortness of breath on 30Sep2021 and was admitted to the hospital on 04Oct2021. While at the hospital they found high levels of topamine in her blood which may have indicated a slight heart attack. She was calling today to see if it was safe for her to get the booster.  Her son was an antivaxxer and told her not to get it because it may have caused that increased level. She did not think that though because the shots were 6 months before this happened. Patient stated that nothing was wrong with her heart now, but she did have colon cancer. She was calling about the Pfizer Covid vaccine and has a question about the booster and got the 1st and 2nd doses and then last Monday she was telling her doctor she was having chest pain and shortness of breath and so he told her to go to the emergency room and she went to the emergency room. Stated they did blood work and she had high levels of Topamine in her blood and said that could be a signal a slight heart attack and they admitted her to the hospital and did the echo and it was ok stated she told her son about the enzyme Topamine and he said the shot caused high levels of Topamine and she also saw that information on the website also. Her son was anti-vaxxer but she was looking up this herself and now she wanted to ask about the booster because of this and she saw her heart doctor but did not think to ask him about this and she wanted to ask if it is safe to get the booster. The reported events occurred after the 2nd dose but it was a good while from the dosage and did not happen right after the dosage; stated the photo of her patient card did not have the expiry date or NDC numbers written on it. The chest pain began she would say on 30Sep2021 but it wasn't her heart it was muscular strain and her heart WAs fine; stated the shortness of breath began the same day on 30Sep2021 and the shortness of breath was ongoing and about the same; stated the muscle pain was gone and resolved she would say on 11Oct2021. She had colon cancer and did not know it at the time but was diagnosed with that on 19Apr2021. Lab data included: blood test in 2021: she had high levels of Topamine in her blood; echo in 2021: normal. The events shortness of breath, chest pain, muscle pain, high levels of Topamine, heart attack, muscular strain were required to visit Emergency Room and Physician Office, but was admitted to the hospital from 04Oct2021 to 06Oct2021 because of the high level of Topamine. The outcome of the events heart attack was recovered in 2021. The outcome of the event shortness of breath was not recovered. The outcome of the event was having chest pain; muscle pain was recovered on 11Oct2021. The outcome of other events was unknown.