She says that last night she was coughing a lot and it seems that the Spikevax vaccine caused it to come back; She says that she still feels sick today, but she does not have the cough anymore; She again mentions that her fever was so terrible, that her face was flushed and she kept having to put a wet cloth on her face to reduce the fever; She also mentions having headache and chills; She also mentions having headache and chills; Additionally, she says that her arm has a little soreness at the injection site as well; She had a fever all night after receiving the vaccine; She does state that her voice sounds strange; This spontaneous case was reported by a patient and describes the occurrence of COUGH (She says that last night she was coughing a lot and it seems that the Spikevax vaccine caused it to come back), MALAISE (She says that she still feels sick today, but she does not have the cough anymore), FLUSHING (She again mentions that her fever was so terrible, that her face was flushed and she kept having to put a wet cloth on her face to reduce the fever), DYSPHONIA (She does state that her voice sounds strange) and CHILLS (She also mentions having headache and chills) in a 78-year-old female patient who received mRNA-1273.815 (SPIKEVAX 2023-2024) (batch no. 8058876) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     Patient had no allergies and was not diagnosed with COVID-19.  The patient's past medical history included Respiratory infection.    On 15-Nov-2023, the patient received sixth dose of mRNA-1273.815 (SPIKEVAX 2023-2024) (unknown route) 1 dosage form. On 15-Nov-2023, the patient experienced COUGH (She says that last night she was coughing a lot and it seems that the Spikevax vaccine caused it to come back), MALAISE (She says that she still feels sick today, but she does not have the cough anymore), FLUSHING (She again mentions that her fever was so terrible, that her face was flushed and she kept having to put a wet cloth on her face to reduce the fever), CHILLS (She also mentions having headache and chills), HEADACHE (She also mentions having headache and chills), VACCINATION SITE PAIN (Additionally, she says that her arm has a little soreness at the injection site as well) and PYREXIA (She had a fever all night after receiving the vaccine). In November 2023, the patient experienced DYSPHONIA (She does state that her voice sounds strange). In November 2023, COUGH (She says that last night she was coughing a lot and it seems that the Spikevax vaccine caused it to come back) and PYREXIA (She had a fever all night after receiving the vaccine) had resolved. At the time of the report, MALAISE (She says that she still feels sick today, but she does not have the cough anymore), FLUSHING (She again mentions that her fever was so terrible, that her face was flushed and she kept having to put a wet cloth on her face to reduce the fever), DYSPHONIA (She does state that her voice sounds strange), CHILLS (She also mentions having headache and chills), HEADACHE (She also mentions having headache and chills) and VACCINATION SITE PAIN (Additionally, she says that her arm has a little soreness at the injection site as well) had not resolved.            No concomitant medications were reported.  Patient had a fever all night after receiving the vaccine. Her face was so hot that she had to put wet cloths on her face all night. She could not record a temperature as she did not have a thermometer. However, she said that her fever was really bad. Additionally, she said that her arm had a little soreness at the injection site as well. She stated that this was the first time that she has had a fever with the Moderna COVID-19 vaccine.  She said that last night she was coughing a lot and it seemed that the Spikevax vaccine caused it to come back. She said that she has read about the side effects from the Spikevax vaccine, but coughing was not part of the side effects mentioned. She said that she still felt sick on 16-Nov-2023, but she does not have the cough anymore. She does state that her voice sounds strange. She has a very sick feeling and felt too sick to even stand. She just woke up. She again mentioned that her fever was so terrible, that her face was flushed and she kept having to put a wet cloth on her face to reduce the fever. For the coughing, she took some cough medicine which helped her. She said that she was coughing a lot last night, but she never coughed up anything. She also mentioned having headache and chills. She said that her boyfriend had received all Pfizer vaccines and never experienced any side effects. She felt that the Moderna COVID-19 vaccines were stronger.  No treatment medications were reported.   This case was linked to MOD-2023-750096, MOD-2023-750097 (Patient Link).