Light reaction she felt following injection; Little soreness in her arm; she suspected of the dosage administered/she hesitated about receiving a full dose/patient doubts about receiving a full dose of the vaccine; Did not feel the needle/ weird things happened following administration; This spontaneous case was reported by a patient and describes the occurrence of IMMUNISATION REACTION (Light reaction she felt following injection), FEELING ABNORMAL (Did not feel the needle/ weird things happened following administration), PAIN IN EXTREMITY (Little soreness in her arm) and UNDERDOSE (she suspected of the dosage administered/she hesitated about receiving a full dose/patient doubts about receiving a full dose of the vaccine) in a female patient of an unknown age who received mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (batch no. AS7170B) for COVID-19 prophylaxis.     Previously administered products included for Product used for unknown indication: Pfizer (Dose1, lot ER2630, Presented with symptoms not severe at all) on 19-Mar-2021, Pfizer (Doe 2, Lot EW0158, Presented with symptoms not severe at all) on 09-Apr-2021, Pfizer (Dose 3, Lot 32030BD, Presented with symptoms not severe at all) on 21-Oct-2021 and Flu shot (feeling something in her bones and migrating in the body in the lower back like a flu shot). Past adverse reactions to the above products included Vaccination adverse reaction with Flu shot, Pfizer, Pfizer and Pfizer.    On 03-Jan-2023, the patient received fifth dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (unknown route) 1 dosage form. On 03-Jan-2023, the patient experienced FEELING ABNORMAL (Did not feel the needle/ weird things happened following administration) and UNDERDOSE (she suspected of the dosage administered/she hesitated about receiving a full dose/patient doubts about receiving a full dose of the vaccine). On 04-Jan-2023, the patient experienced PAIN IN EXTREMITY (Little soreness in her arm). On an unknown date, the patient experienced IMMUNISATION REACTION (Light reaction she felt following injection). At the time of the report, IMMUNISATION REACTION (Light reaction she felt following injection), FEELING ABNORMAL (Did not feel the needle/ weird things happened following administration), PAIN IN EXTREMITY (Little soreness in her arm) and UNDERDOSE (she suspected of the dosage administered/she hesitated about receiving a full dose/patient doubts about receiving a full dose of the vaccine) outcome was unknown.            No concomitant drug information was provided.   Reporter reported that after second or third Pfizer dose, patient felt sleepy and always soreness in the injection site.   It was reported that the following the Moderna vaccination, the patient felt nothing for hours, and didn't feel any soreness at the injection site. Patient did not felt the needle and also after injection the needle was not  put in the hazard bucket. Next day following the vaccination patient felt little soreness in the arm, not consisting for her with a full dose. Patient wanted to make a complaint, because she hesitated about receiving a full dose.   No treatment drug information was provided.   This case was linked to MOD-2023-694548 (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 05-Jan-2023: Follow-up received contains non-significant information.