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. 2024 Jun 15;18(11):1780–1794. doi: 10.1093/ecco-jcc/jjae079

Table 3.

Summary of safety in ELEVATE UC 52 and ELEVATE UC 12, stratified by prior bio/JAKi exposure [baseline MMS 4–9; pooled].

Patients, n [%] [IR, per 100 PY] ELEVATE UC 52 + ELEVATE UC 12
Bio/JAKi-naïve Bio/JAKi-experienced
Placebo QD
[N = 176]
Etrasimod
2 mg QD
[N = 364]
Placebo QD
[N = 84]
Etrasimod
2 mg QD
[N = 163]
Any TEAEs 86 [48.9] 218 [59.9] 49 [58.3] 100 [61.3]
Any SAEs 9 [5.1] [12.31] 16 [4.4] [8.23] 2 [2.4] [6.58] 10 [6.1] [13.36]
Any AEs leading to discontinuation 3 [1.7] [3.97] 17 [4.7] [8.56] 5 [6.0] [16.56] 8 [4.9] [10.53]
AEs leading to death 0 0 0 0
Most common TEAEsa
 Headache 6 [3.4] [8.12] 23 [6.3] [12.26] 3 [3.6] [9.98] 12 [7.4] [16.56]
 Colitis ulcerativeb 9 [5.1] [12.12] 18 [4.9] [9.15] 5 [6.0] [16.95] 13 [8.0] [17.48]
 Pyrexia 3 [1.7] [4.00] 16 [4.4] [8.24] 6 [7.1] [20.28] 6 [3.7] [7.97]
 Nausea 2 [1.1] [2.67] 15 [4.1] [7.70] 2 [2.4] [6.61] 4 [2.5] [5.32]
 Dizziness 0 12 [3.3] [6.19] 1 [1.2] [3.27] 6 [3.7] [8.07]
 Alanine aminotransferase increased 1 [0.6] [1.32] 10 [2.7] [5.09] 1 [1.2] [3.28] 1 [0.6] [1.30]
 Arthralgia 5 [2.8] [6.79] 9 [2.5] [4.58] 1 [1.2] [3.31] 8 [4.9] [10.74]
Infections [all] 32 [18.2] [51.43] 63 [17.3] [36.08] 14 [16.7] [52.27] 36 [22.1] [54.40]
 Serious infections 4 [2.3] [5.42] 3 [0.8] [1.51] 1 [1.2] [3.28] 0
 Herpes zoster 1 [0.6] [1.32] 1 [0.3] [0.50] 1 [1.2] [3.28] 1 [0.6] [1.30]
 Opportunistic infectionsc 0 1 [0.3] [0.50] 1 [1.2] [3.28] 0
AESId
 Bradycardiae 0 2 [0.5] [1.00] 0 0
 Sinus bradycardiae 0 2 [0.5] [1.00] 0 0
 AV block, 1st degree 0 2 [0.5] [1.01] 0 0
 AV block, 2nd degree [Mobitz I] 0 1 [0.3] [0.50] 0 0
 Hypertensionf 2 [1.1] [2.65] 9 [2.5] [4.56] 0 4 [2.5] [5.33]
 Macular oedema 0 0 0 1 [0.6] [1.30]

For AEs with 0 patients with events, percentage values, and IRs are also 0 and so are not displayed.

AE, adverse event; AESI, adverse events of special interest; AV, atrioventricular; bio/JAKi, biologic/Janus kinase inhibitor; IR, incidence rate; MedDRA, Medical Dictionary for Regulatory Activities; N, total number of patients; n, number of patients with evaluable data within each category; PY, patient-years; QD, once daily; SAE, serious adverse event; TEAE, treatment-emergent adverse event; UC, ulcerative colitis.

aThe most common TEAEs included above are the five most frequently occurring TEAEs among patients who received etrasimod, per subgroup. Common TEAEs were defined as those reported > 1% patients [etrasimod treatment group] and with a higher IR in the etrasimod treatment group than in the placebo group, in the overall population.

b‘Colitis ulcerative’ includes UC worsening/UC flares.

cBased on MedDRA Standardised Query for Opportunistic infections [narrow definition], MedDRA version 24.1. Included ‘Cytomegalovirus infection’ for the etrasimod group and ‘Tuberculosis’ for the placebo group.

dAESIs are sponsor-designated events of interest, defined as a subset of TEAEs that met the criteria of the sponsor’s medical review.

eFive additional cases of ‘Bradycardia’/‘Sinus bradycardia’ were reported by study investigators; however, these did not meet the AESI review criteria.

fIncluded ‘Hypertension’, ‘Essential hypertension’, ‘Hypertensive crisis’, and ‘Blood pressure increased’.