Common "Pfizer Vaccines" queries answered by top doctors | iCliniq

Pfizer Vaccines

Pfizer vaccines were much discussed recently in the light of preventive measures against catching a covid-19 infection. The reputed biopharmaceutical company Pfizer developed an m-RNA type vaccine against the coronavirus. The vaccine is supposed to create an immune response in our body by creating suitable antigens. That, in turn, may protect one from getting sick from the disease.

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All the answers published in this website are written by verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.

Why did I go pale, sweaty, and cold after getting the Pfizer vaccine?

Query: Hi doctor, I took the Pfizer vaccine two weeks ago, and I am waiting to take my second dose. After my vaccination (a few seconds or one minute), I started to feel uncomfortable, almost like panic attacks (symptoms). I became pale, cold sweaty, and felt inner turmoil. I felt weak and was asked to lie...  Read Full »


Dr. Sugreev Singh

Answer: Hi, Welcome to icliniq.com. Slight reactions may occur after a normal vaccine shot. But some people may panic after taking medicine. In their minds, just thoughts come to like something may happen, and they feel irritated or anxious. I also believe it is the same; maybe you were thinking a lot, so i...  Read Full »

Does a second dose of the Pfizer COVID vaccine increase lung inflammation?

Query: Hello doctor, I was tested positive for COVID five weeks ago. And by the third week, I was completely cured without any symptoms. But now, I have inflammation in my lungs. I consulted a doctor and took a chest x-ray; I was diagnosed with bronchitis. I received the first Pfizer vaccine after I recov...  Read Full »


Dr. Muhammad Zubayer Alam

Answer: Hi, Welcome to icliniq.com. Thank you for the query. I can understand your concern. According to your statement, you have been suffering from persistent dyspnea. You have been tested positive for COVID-19 (Coronavirus Disease-2019) five weeks ago. Your chest x-ray shows peribronchial cuffing with t...  Read Full »

My antibody level is 166 BAU/mL. Do I need a booster shot of the Pfizer vaccine?

Query: Hi doctor, I took the Pfizer vaccine seven months ago, and I had recently tested my antibodies. Results state that 166 BAU/mL. SARS-CoV-2 IgG anti-spike. This result is marked as high. So shall I get the booster, or is the current protection level enough?  Read Full »


Dr. Arpit Varshney

Answer: Hi, Welcome to icliniq.com. This value suggests you have a strong covid antibody level in your body. If you get this test repeated, these levels will be low, but that will not mean that you do not have covid protection. There is cellular immunity and humoral immunity. The tests you got done sugges...  Read Full »

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