References
  1. NHS. Migraine. Available at: https://www.nhs.uk/conditions/migraine/. [Accessed August 6th, 2026]
  2. Behrends M. Types of Pain. Pain Management Education at UCSF. University of California San Francisco; Available at: https://pain.ucsf.edu/understanding-pain/pain-basics/types-pain. [Accessed August 6th, 2026]
  3. Fitzcharles MA, Cohen SP, Clauw DJ, et al. Joijthalan G, Usui C, Häuser W. Nociplastic pain: towards an understanding of prevalent pain conditions. The Lancet. 2021 May 29;397(10289):2098-2110.
  4. Kaplan CM, Kelleher E, Irani A, Schrepf A, Clauw DJ, Harte SE. Deciphering nociplastic pain: clinical features, risk factors and potential mechanisms. Nature Reviews Neurology. 2024 Jun;20(6):347-63.
  5. NHS Inform. Back problems. Available at: https://www.nhsinform.scot/illnesses-and-conditions/muscle-bone-and-joints/neck-and-back-problems/back-problems/. [Accessed August 6th, 2026]
  6. NHS. Back pain. Available at: https://www.nhs.uk/conditions/back-pain/. [Accessed August 6th, 2026]
  7. Nijs J, De Baets L, Hodges P. Phenotyping nociceptive, neuropathic, and nociplastic pain: who, how, & why? Brazilian Journal of Physical Therapy. 2023 Aug 22;27(4):100537.
  8. Timmerman A, Parashos P. Management of dental pain in primary care. Australian prescriber. 2020 Apr 1;43(2):39.
  9. Renton T. Dental (odontogenic) pain. Reviews in pain. 2011 Mar;5(1):2-7.
  10. Edwards D, Allison JR, Coulter J, Durham J, Beecroft EV. Symptomatic irreversible pulpitis and other orofacial pain: overcoming challenges in diagnosis and management. British Dental Journal. 2025 Apr 11;238(7):517-26.
  11. Itani R, Soubra L, Karout S, Rahme D, Karout L, Khojham HM. Primary dysmenorrhea: pathophysiology, diagnosis, and treatment updates. Korean journal of family medicine. 2022 Mar 17;43(2):101.
  12. NHS. Period problems. Available at: https://www.nhs.uk/conditions/period-problems/. [Accessed August 6th, 2026]
  13. Lacovides S, Avidon I, Baker FC. What we know about primary dysmenorrhea today: a critical review. Human reproduction update. 2015 Nov 1;21(6):762-78.
  14. Product Monograph including Patient Medication Information. ADVIL® PLUS ACETAMINOPHEN. Haleon Canada ULC. August 14, 2025.
  15. Product Monograph including Patient Medication Information. ADVIL® LIQUI-GELS, ADVIL® EXTRA STRENGTH LIQUI-GELS, ADVIL® ARTHRITIS PAIN, ADVIL® MIGRAINE & HEADACHE. Haleon Canada ULC. August 14, 2025.