Flushing Symptom Questionnaire (FSQ)



To assess aspect of the severity, frequency, duration and bother of flushing

Targeted Population

  • Flushing

Copyright Holder

Merck & Co., Inc., Rahway, NJ, USA


Original Language(s)

  • English for the USA

List of Translations


  • Portuguese for Portugal

Conditions of use

License agreement needed

Please request access via ePROVIDETM


Norquist JM, Watson DJ, Yu Q, Paolini JF. Validation of a questionnaire to assess niacin-induced cutaneous flushing. Curr Med Res Opin. 2007 Jul;23(7):1549-60

Paolini JF, Mitchel YB, Reyes R. Measuring flushing symptoms with extended-release niacin using the flushing symptom questionnaire: results from a randomised placebo-controlled clinical trial. Int J Clin Pract. 2008 Jun;62(6):896-904

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