felt weird; chills; upper shoulder pain; flu; whole body and her teeth were shaking; her shoulder where the vaccine was given was hurting her; This is a non-serious spontaneous report from a contactable consumer. This 67-year-old female consumer reported about herself. A 67-years-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; solution for injection, Lot Number: UNKNOWN), dose 2 via an unspecified route of administration, administered in Deltoid Left on 19Feb2021 (at the age of 67-years-old) as a single dose for covid-19 immunization. Patient previously received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; solution for injection, Lot Number: UNKNOWN) via an unspecified route of administration on an unspecified date in Jan2021 as a single dose for covid-19 immunization. The patient's medical history and concomitant medications were not reported. Caller states she received her 2nd Pfizer vaccine on 19Feb. "I didn't have a problem with the first dose and nothing with the 2nd vaccine dose for 16 days." Caller states, "Last night I had chills, upper shoulder pain, my teeth were chattering, it was like I had the flu." She says she got her first dose in January and had no reaction, then she got the second dose on 19Feb and had no reaction then, but it was very strange, yesterday her whole body and her teeth were shaking and chilling. She says she was under blankets to heat up, and the top of her shoulder where the vaccine was given was hurting her. She says she didn't relate it after almost two weeks or over two weeks since she had her second dose of vaccine. She says she had this on 07Mar, but she had flu like symptoms, chills, pain where vaccine was given in her upper left shoulder area, and she could not get warm. She says she took Tylenol and woke up feeling much better, but she still felt weird, not as cold, and her teeth were not chattering. She says that this is the weirdest thing, and she thinks it is related to the vaccine. She says she would like to know if it is an effect, if it kicks in because her body is creating its own antibodies. The patient received treatment for the adverse event with Tylenol. Outcome of the event was unknown. Description of product complaint: Consumer calling about the Pfizer COVID-19 vaccine, the two part vaccination, to report that she got both doses. She says her second dose was February 19th at (Name) after getting the first dose there three weeks prior and having no reaction on it. She says she got her first dose in January and had no reaction, then she got the second dose on February 19th and had no reaction then, but it was very strange, yesterday her whole body and her teeth were shaking and chilling. She says she was under blankets to heat up, and the top of her shoulder where the vaccine was given was hurting her. She says she didn't relate it after almost two weeks or over two weeks since she had her second dose of vaccine. She says that today she mentioned it to someone and they said it could be a delayed reaction, so she is reporting reaction. She says she had this on March 7th, but she had flu like symptoms, chills, pain where vaccine was given in her upper left shoulder area, and she could not get warm. She says she took Tylenol and woke up feeling much better, but she still felt weird, not as cold, and her teeth were not chattering. She says that this is the weirdest thing, and she thinks it is related to the vaccine. She says she would like to know if it is an effect, if it kicks in because her body is creating its own antibodies. Caller declines to complete a report. No further details captured, reported, or documented at this time. Product strength and count size dispensed: two doses. No follow up attempts are possible. Information about lot/batch number cannot be requested. No further information is expected.