She felt a little,  tongue was a little swollen; She woke up and her lips were a little numb, swollen, but not visibly; She woke up and her lips were a little numb, swollen, but not visibly; prickly feeling to her legs; Swelling of legs; This is a spontaneous report from a Pfizer-sponsored program. A contactable consumer (patient, reported). A 52-year-old female received first dose of BNT162B2 (PFIZER-BIONTEC COVID-19 mRNA VACCINE, Solution for injection, lot number and expiry date was not reported), via an unspecified route of administration in Arm right, on 28Jul2021, as DOSE 1, SINGLE for COVID-19 immunization (at a a age of 52 years). The patient medical history included allergic to sulfa drugs and other medications, but nothing like that. Concomitant medications were not reported. The patient reported that the prickly feeling and swelling began 5 hours after the first dose and she took about 5 days of Benadryl and she did not felt the pricklies anymore. She said two weeks later it came back and then last week she was supposed to get the second shot on Wednesday and was supposed to get an answer from her doctor who had her talk to an allergist but they said no one can tell for sure if she will still have the pricklies from the second shot so she was put on Zyrtec to preload her system in case she has a reaction to shot two. The patient asked if she should get the second dose of the Pfizer Covid 19 Vaccine. She had the first dose of the Pfizer Covid vaccine on 28 Jul2021 and had mild effects that were delayed 5 hours after vaccination. She felt a little, tongue was a little swollen, and prickly feeling from the inside, kind of all over, nothing major she went to sleep. She woke up and her lips were a little numb, swollen, but not visibly. The prickly feeling remained. She called the pharmacist said she was having a mild reaction and told her to take one Benadryl two times a day, she did that for 5 days and they went away. They returned last Sunday, just prickly randomly come and go, which is why she did not get the shot Wednesday when she was scheduled. She reached out to primary care physician to see if she could get the shot 2. She was referred to allergist in North Shore and did a telehealth consultation they put her on Zyrtec to try and preload her system before the second shot. They recommended her to speak with a neurologist. They told her it is a personal decision whether or not to get the second dose. The patient asked if there treatment if she do have a severe reaction, she had a recommendation to just take the second shot near an emergency room. The patient asked that the second dose different and stated her husband had the Pfizer Covid 19 Vaccine and he said they used a different needle, it was bigger. She asked that she was protected after the first dose and how long side last. The patient received treatment for the event She woke up and her lips were a little numb, swollen, but not visibly. Description of Product Complaint (Zyrtec): AE/PC Zyrtec: The patient stated that she still has the pricklies so the Zyrtec over the counter 10mg twice a day by mouth is not working to prevent a reaction to get her ready for the second dose and it came in a multipack from Sam's Club, and it doesn't have a bar code on it to provide and it does not have a bar code on it to provide. patient says she needs her glasses, then says she usually uses her glasses to read labels. Zyrtec LOT: 1819068, EXP: Nov2023. Outcome of the events were unknown.    No follow-up attempts are possible; information about lot/batch number cannot be obtained.