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Medicine · Cystic Fibrosis Transmembrane Conductance Regulator Potentiator

Ivacaftor

KALYDECO is indicated for the treatment of cystic fibrosis (CF) in patients aged 1 month and older who have at least one mutation in the CFTR gene that is responsive to ivacaftor potentiation based on clinical and/or in vitro assay data.

Prescribing label

Selected manufacturer label information, organised into consistent sections by Sofidex. This source is written for healthcare professionals; ask your pharmacist to explain instructions that are unclear. Read the full label at DailyMed ↗

Drug facts

Used for
  • If the patient's genotype is unknown, an FDA-cleared CF mutation test should be used to detect the presence of a CFTR mutation followed by verification with bi-directional sequencing when recommended by the mutation test instructions for use.
  • KALYDECO is a cystic fibrosis transmembrane conductance regulator (CFTR) potentiator indicated for the treatment of cystic fibrosis (CF) in patients aged 1 month and older who have at least one mutation in the CFTR gene that is responsive to ivacaftor based on clinical and/or in vitro assay data.
  • ( 12.1, 14 ) If the patient's genotype is unknown, an FDA-cleared CF mutation test should be used to detect the presence of a CFTR mutation followed by verification with bi-directional sequencing when recommended by the mutation test instructions for use.

What it is used for

If the patient's genotype is unknown, an FDA-cleared CF mutation test should be used to detect the presence of a CFTR mutation followed by verification with bi-directional sequencing when recommended by the mutation test instructions for use.

Side effects, and when to stop

The following adverse reactions are discussed in greater detail in other sections of the labeling:

  • Transaminase Elevations [ see Warnings and Precautions ]
  • Hypersensitivity Reactions, Including Anaphylaxis
  • Intracranial Hypertension
  • Neuropsychiatric Events, Including Suicidal Thoughts and Behaviors
  • Cataracts

Who should not take it

None.

Other medicines and interactions

Potential for other drugs to affect ivacaftor

Storing it

Store at 20°C-25°C (68°F-77°F); excursions permitted to 15°C-30°C (59°F-86°F).

Cite this page

NLM

sofidex [Internet]. Daloreum; c2026. Ivacaftor; [reviewed 2026 Aug 3; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/ivacaftor

APA 7th

sofidex. (2026, August 3). Ivacaftor. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/ivacaftor

AMA 11th

Ivacaftor. sofidex. Reviewed August 3, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/ivacaftor

The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.