Since the vaccination his health is deteriorating; he has difficulty even walking around; shortness of breath; This is a spontaneous report  received from a contactable male consumer, the patient. A 75-year-old male received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE; Solution for injection; Lot number: FL1042), via an unspecified route of administration on arm right on 20Jan2021 (Age at Vaccination: 75 years) at single dose for COVID-19 immunisation. The patient received his second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE; Solution for injection; Lot number: EL9263), via an unspecified route of administration on arm left on 10Feb2021 12:15 at single dose for COVID-19 immunisation. The patient medical history included COPD(predates vaccination) from an unknown date, cardiac bypass from an unknown date, Type 2 diabetes mellitus (mentions he has had it a long time and it is very mild) from an unknown date, Heart condition since before 2008, bad back (last year he had five injections in his back and then this year had vertiflex inserted to separate the disc) from an unknown date. Additional Vaccines Administered on Same Date of the Pfizer Suspect was reported as none. Prior Vaccinations (within 4 weeks) or any other vaccinations within four weeks prior to the first administration date of the suspect vaccine was reported as none. Adverse events following prior vaccinations was reported as none. Family Medical History Relevant to Adverse events was reported as none.  The patient Concomitant medications included budesonide, formoterol fumarate, glycopyrronium bromide (BREZTRI AEROSPHERE)(manufacturer: AstraZeneca) taken for Shortness of breath from 09Jun2021 to ongoing (not doing much good; tried him on some other samples that did not work. He tried him on this and it has helped a little), budesonide, formoterol fumarate (SYMBICORT) 160/4.5mg taking 2 puffs twice a day taken for Shortness of breath from an unknown date, fluticasone furoate, umeclidinium bromide, vilanterol trifenatate (TRELEGY) 100/62.5/25mg take two puffs daily (lot R870585 and expiration date Jan2021) taken for Dyspnoea from an unknown date. The doctors have tried him on several sample inhalers including: Sample of Breo(Lot XH6C and expiration Oct2022) 100mcg/25mcg take one puff daily. The patient who received his Pfizer Biontech Covid19 vaccine doses earlier this year on 20Jan2021 and 10Feb2021. On 25Jan2021, The patient experienced increase shortness of breath within 5 days of his first dose of vaccine. when he walks he has to take his time because it is hard for him to breath; and his breathing medications don't seem not to be working anymore. His symptoms have gotten a lot worse stating that he used to be more active and able to work in the yard and now he cant work in the yard for more than an hour. After getting the first dose of the vaccine, within a week he noticed the difficulty breathing which has gotten progressively worse and now he has difficulty even walking. Every week it seems like it is a little something worse. The patient was disabled vet. He reports now having 4 inhalers and nothing is helping. He used to set the O2 machine to a low 2 liter, now he has to turn it up to full 2 or 3 liters at night. About three months ago he ordered an oxygen machine that he carries in his truck because he is struggling so hard to breath after being active like taking in the groceries. Mentions he can't drive or do anything when he is struggling like that. He has been seen by a his cardiologist, had X-rays and PET scans done. The doctor has mentioned doing a lung biopsy, but is hesitant as he is not sure how the caller will recover, given his age. The patient inquired if the decline in his health could be due to the vaccine. Response included shortness of breath in the fact sheet are in describing symptoms of Covid illness and outlining the risks of Covid vaccination, specifically the section on myocarditis and pericarditis, which lists shortness of breath as a symptom. Dates for Since the vaccination his health is deteriorating was reported as unspecified. Then he got the second dose and got progressively worse. They took X-rays and told him he was looking good but had a little spot with a minor increase over a year ago but nothing with a concern. He has continued to have difficulty breathing so now his lung doctor wants to go in to do a biopsy in Sep2021 if there is no improvement. He also saw his heart doctor and had a PET scan. He will go back in a week and they are going to do an MRI because he wants to look at all his valves. Mentions in 2008 he had a cardiac bypass and he had stent placement before that. They told him a year or two ago his bypass was being bypassed. The event shortness of breath resulted in Physician Office visit. The cardiologist said the artery healed itself and had gone back around the bypass and he was doing pretty good. It was reported that there was a product complaint.The relevant lab tests included Test : PET scan, result: Unknown on an unknow date; Test : X-ray, result: normal and they took X-rays and told him he was looking good but had a little spot with a minor increase over a year ago but nothing with a concern on an unknow date. Therapeutic measures were taken as a result of shortness of breath. The outcome of the event shortness of breath was not recovered, while other events was unknown.  Follow up needed, further information has been requested.