Flu fighters

The answer

SERA

4 letters. See every clue for this answer on the SERA answer page.

Used 16 times across 14 distinct years; most recently in 2021; first recorded in 1998. It appears in 6 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.

Other answers for this clue

The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.

• SHOTS (1 uses in xd)

Other clues for SERA

Every other clue in this collection answered by SERA, most used first.

• Antitoxins - used 286 times, most recently in 2026
• Blood fluids - used 116 times, most recently in 2026
• "Buona ___" (Italian greeting) - used 52 times, most recently in 2025
• Hospital fluids - used 42 times, most recently in 2026
• Vaccines - used 41 times, most recently in 2017
• "Buona ___" - used 28 times, most recently in 2026
• Hospital supplies - used 28 times, most recently in 2019
• Medicinal fluids - used 28 times, most recently in 2023
• Blood components - used 26 times, most recently in 2026
• Word repeated after "Que" - used 25 times, most recently in 2026
• Word sung twice after "Que" - used 25 times, most recently in 2025
• Blood bank fluids - used 24 times, most recently in 2026
• Evening, in Roma - used 23 times, most recently in 2018
• Lab fluids - used 21 times, most recently in 2024
• "... ___, whatever will be, will be" - used 21 times, most recently in 2017
• "Will be," in a Doris Day song - used 20 times, most recently in 2017
• Evening: It. - used 18 times, most recently in 1975
• Evening, in Italy. - used 17 times, most recently in 2022
• Medical fluids - used 17 times, most recently in 2026
• "Buona ___, Mrs. Campbell" - used 16 times, most recently in 2007
• "Que ___, ___" - used 16 times, most recently in 2026
• Wheys - used 16 times, most recently in 2008
• Toxin fighters - used 15 times, most recently in 2026
• Word repeated after "Que," in song - used 15 times, most recently in 2019
• Part of Doris Day's theme song - used 14 times, most recently in 2012
• Evening, in Rome - used 13 times, most recently in 2025
• Evening, in Venice - used 13 times, most recently in 2026
• Fluids - used 13 times, most recently in 2011
• Word repeated in a Doris Day song - used 13 times, most recently in 2016
• Blood bank supply - used 12 times, most recently in 2026
• Red Cross supplies - used 12 times, most recently in 2024
• Transfusion fluids - used 12 times, most recently in 2024
• Body fluids - used 11 times, most recently in 2012
• Evening: Ital. - used 11 times, most recently in 2015
• Hospital supply - used 10 times, most recently in 2011
• Immunizing agents - used 10 times, most recently in 1995
• Shot contents - used 10 times, most recently in 2020
• Vaccine fluids - used 10 times, most recently in 2026
• Evening in Naples - used 9 times, most recently in 2017
• Immunization fluids - used 9 times, most recently in 2016
• Vaccination fluids - used 9 times, most recently in 2025
• Day's "will be" - used 8 times, most recently in 2011
• Evening, in Milano - used 8 times, most recently in 2016
• Inoculation fluids - used 8 times, most recently in 2022
• Some transfusions - used 8 times, most recently in 2025
• Some vaccines - used 8 times, most recently in 2010
• Song word repeated after "Que" - used 8 times, most recently in 2021
• Blood supplies - used 7 times, most recently in 2018
• Infection suppressants - used 7 times, most recently in 2000
• It comes twice after "Que" in a song - used 7 times, most recently in 2017
• Red Cross supply - used 7 times, most recently in 2017
• Watery fluids. - used 7 times, most recently in 2002
• Antivenins - used 6 times, most recently in 2012
• Evening, in Milan - used 6 times, most recently in 2016
• Fluids in shots - used 6 times, most recently in 2013
• Italian evening - used 6 times, most recently in 2023
• Shot fluids - used 6 times, most recently in 2023
• "... ___, whatever will be ..." - used 6 times, most recently in 2018
• Will be, to Doris Day - used 6 times, most recently in 2013

Related clues

Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.

• Flu symptom - AGUE, used 51 times
• Flu symptom - ACHE, used 49 times
• Russian fighters - MIGS, used 13 times
• Has the flu - AILS, used 10 times
• Flu source - ASIA, used 7 times

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