Study to Determine if the Flu Vaccine Increases the Risk of Muscle Damage in Participants Taking Drugs That Block Certain Proteins Made by Some Types of Immune System Cells
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Layout table for eligibility information
Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
All participants in this study will be enrolled in the PharMetrics or MarketScan database and will have exposure to at least one checkpoint inhibitor
Treatment with a checkpoint inhibitor (CPI)
Age greater than or equal to 18 years on date of first claim for a CPI
ICD-9 or ICD-10 code for a malignancy within 180 days prior to the first claim for any CPI, and
Greater than or equal to 180 days of continuous pharmaceutical and medical benefit enrollment in the database prior to the first claim for any CPI
Less than 18 years of age
Other protocol defined inclusion/exclusion criteria could apply