cramps; her stiff neck; She couldn't move her neck, it was very painful; She was breaking out in sweats; She is still cold/She is freezing cold; She is loosing her hair. clumps of hair falling out.; sinus headache; had issues with her thyroid; sinusitis like when she had COVID; palpitation; nausea; feeling achy like you have a flu/ aches and pain; fever; chills; headache; This is a spontaneous report from a contactable consumer (patient). A 67-years-old female patient received first dose of BNT162B2, via an unspecified route of administration, administered in arm left on 26Mar2021 15:00 (Lot Number: EN6208) as single dose for COVID-19 immunisation.  Medical history included atrial fibrillation on an unknown date. Caller added she takes medication for Atrial Fibrillation. She had Covid at the end of Dec2020. She was sick and out of work for 6 weeks. She had a headache since she was diagnosed with Covid. Caller had a funny sensation in her sinuses after the injection. It was a weird feeling, just like when she had Covid. She had breathing issues with her Covid diagnosis. Her headache, cough, and breathing issues kept her out of work for 6 weeks. She had a lot of allergies. The patient's concomitant medications were not reported. The patient experienced headache on 26Mar2021 with outcome of recovered with sequelae on 27Mar2021, achy, chills, fever, nausea on 27Mar2021 with outcome of recovered with sequelae on 29Mar2021, palpitation, sinusitis like when she had covid, cramps, stiff neck, couldn't move her neck, it was very painful, she was breaking out in sweats, still cold/ freezing cold, loosing her hair/ clumps of hair falling out, sinus headache and had issues with her thyroid on an unspecified date with outcome of unknown. The clinical course reported as follows: Patient had the 1st dose of the PFIZER-BIONTECH COVID-19 VACCINE last 26Mar2021 and scheduled to get the 2nd dose on 16Apr2021. Patient experienced headache, sinusitis like when she had COVID, nausea, feeling achy like you have a flu, fever chills, cramps ,aches and pain, palpitation. Patient had tested positive for COVID last 28Dec2020 that lasted for 6 weeks. Asking if 2nd dose will be more intense when it comes to reactions and if she can safely have the 2nd dose. She will see her cardiologist due to chest palpitations. She worked and had her first Pfizer Covid-19 vaccine 26Mar2021. She had Covid at the end of Dec2020. She was sick and out of work for 6 weeks. She had a headache on Friday immediately after her injection. Then was okay. On Saturday morning after waking up, she felt achy, nauseous, had a fever, chills, and a headache.  On Sunday she was not feeling great.  Even into Monday, she had fever and chills and felt the same as when she had Covid.  Caller added she is not supposed to get sick. Caller states weighs 160 pounds, which she shouldn't be. After the shot she felt a sinus headache. Funny sensation in her sinus's just like it was when she had COVID. Once she had the shot, the original headache went away along with her stiff neck.  She couldn't move her neck, it was very painful, it still happens. And she had breathing issues with her Covid diagnosis. Her headache, cough, and breathing issues kept her out of work for 6 weeks. Caller had lasting effects from Covid, but didn't know if these symptoms were related to the shot. She was breaking out in sweats.  She was still cold.  There was something going on. She was having her Vitamin D level and thyroid checked. She was loosing her hair, clumps of hair falling out. She had issues with her thyroid. Caller wondering if the vaccine was the cause. She was freezing cold. She hadheart palpitations and was seeing her Cardiologist next Thursday. Caller received the vaccine because she had Covid and didn't want to get it again. She was pretty sick. She worked around people and didn't want to be in a situation because not everyone wants to get the vaccination. Treatment of events included: She had not been to the doctor for this, she just jumped into bed and took Tylenol. The events didn't require a visit to emergency room or physician office.  No follow-up attempts are needed. No further information is expected.