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. Author manuscript; available in PMC: 2021 Jun 14.
Published in final edited form as: Expert Rev Hematol. 2013 Oct 2;6(5):511–523. doi: 10.1586/17474086.2013.827413

Table 3.

Percentage of patients with adverse drug reactions ‡1% in the COMFORT studies.

Adverse event COMFORT-I
COMFORT-II
Ruxolitinib (n = 155)
Placebo (n = 151)
Ruxolitinib (n = 146)
Best available therapy (n = 73)
All grades (%) ≥grade 3 (%) All grades (%) ≥grade 3 (%) All grades (%) ≥grade 3 (%) All grades (%) ≥grade 3 (%)
Any bleeding 37 5 26 3 27 5 18 3

Bruising 27 <1 15 0 15 0 6 0

Other bleeding 13 3 9 <1 14 2 14 3

Gastrointestinal bleeding 4 1 4 2 6 1 1 0

Intracranial bleeding <1 <1 1 1 1 1 0 0

Flatulence 5 0 1 0 1 0 0 0

Pyrexia 12 <1 8 <1 15 2 10 0

Urinary tract infections 10 0 5 1 15 2 7 0

Herpes zoster 2 0 1 <1 7 <1 0 0

Weight gain 9 <1 1 <1 11 2 1 <1

Dizziness 19 <1 8 0 10 3 10 3

Headache 16 0 6 0 12 1 6 0

Angina pectoris/unstable angina 0 0 0 0 4 0 1 0

Bradycardia/sinus bradycardia 3 0 1 0 3 0 0 0

Palpitation 3 0 <1 0 5 0 1 0

Data taken from [17].