A 12-week treatment for eosinophilic esophagitis (EoE) in patients 11 years of age and older. EOHILIA has not been shown to be safe and effective for longer than 12 weeks.1

Illustration of esophageal inflammation

PROVEN TO REDUCE

ESOPHAGEAL INFLAMMATION

EOHILIA was studied in two 12-week clinical trials that evaluated histological remission and dysphagia symptoms.1

Demonstrated histologic remission and reduction in frequency and severity of dysphagia after 12 weeks*1,2

*As measured by DSQ.

STUDY 1: STUDY DESIGN

Study 1 was a multicenter, randomized, double-blind, parallel-group, placebo-controlled study that evaluated the efficacy and safety profile of EOHILIA in 318 patients (11-56 years of age) with EoE over a period of 12 weeks.1

Study 1: study design chart

Efficacy endpoints

  • Histological remission: proportion of subjects achieving histological remission defined as a peak eosinophil count of ≤6/hpf across all available esophageal levels1
  • DSQ Scores: absolute change from baseline in subject-reported DSQ combined score1

Key Inclusion Criteria1,3,4

  • Esophageal inflammation, defined as peak eosinophil count ≥15/hpf from at least 2 levels of the esophagus
  • ≥4 days of dysphagia over a 2-week period, as measured by the DSQ
  • Non-responsiveness to high-dose PPI therapy for ≥6 weeks

Key Exclusion Criteria4

  • Use of swallowed topical corticosteroids for EoE or systemic corticosteroids for any condition ≤4 weeks before screening
  • Pure liquid or six-food elimination diet (SFED)
  • Use of CYP3A4 inhibitors
  • Presence of a high-grade esophageal stricture

b.i.d.=twice daily; hpf=high-power field; DSQ=Dysphagia Symptom Questionnaire; PPI=proton pump inhibitor.

STUDY 1: EFFICACY ENDPOINTS

HISTOLOGIC REMISSION

achieved in the majority of patients on EOHILIA vs placebo after 12 weeks1

Proportion of patients achieving histological remission (peak esophageal intraepithelial eosinophil count ≤6 eos/hpf)

Study 1: Histologic Remission chart

The mean (SD) peak eosinophil counts at baseline were 74.5 (39.2) and 76.6 (45.0) in the EOHILIA and placebo groups, respectively.4

GREATER CHANGE IN DSQ COMBINED SCORE

with EOHILIA vs placebo after 12 weeks1

Absolute change from baseline in DSQ combined score (0-84), LS mean (SE)

Study 1: Greater change in DSQ combined score chart

The mean (SD) DSQ combined scores at baseline were 30.3 (13.9) and 30.4 (13.1) in the EOHILIA vs placebo groups, respectively.1

CI=confidence interval; eos/hpf=eosinophils per high-power field; SD=standard deviation.

 

For histological remission, the difference in percentages and 95% Newcombe confidence intervals are estimated using Mantel Haenszel weights, adjusting for age group and diet restriction. For absolute change in DSQ score, the LS mean changes, standard errors, and differences are estimated using an ANCOVA model with treatment group, age group, diet restriction, and baseline measurement as covariates.1

Total biweekly DSQ scores range from 0 to 84; higher scores indicate greater frequency and severity of dysphagia.1

PATIENTS REPORTED DYSPHAGIA RELIEF IN STUDY 1 AND STUDY 2

During the last 2 weeks of the 12-week treatment periods in Study 1 and Study 2, a greater proportion of subjects randomized to EOHILIA experienced no dysphagia or only experienced dysphagia that “got better or cleared up on its own” compared to placebo, as measured by the subject-reported DSQ.1

STUDY 2: STUDY DESIGN

Study 2 was a multicenter, double-blind, placebo-controlled study that evaluated the efficacy and safety profile of 92 patients (11-42 years of age) with EoE over a period of 12 weeks.1,5,6

Study 2: study design chart

Efficacy endpoints

  • Histological remission: proportion of subjects achieving histological remission defined as a peak eosinophil count of ≤6/hpf across all available esophageal levels1
  • DSQ Scores: absolute change from baseline in subject-reported DSQ combined score1

Key Inclusion Criteria1,5

  • Esophageal inflammation, defined as peak eosinophil count ≥15/hpf from at least 2 levels of the esophagus
  • ≥4 days of dysphagia over a 2-week period, as measured by the DSQ
  • Non-responsiveness to high-dose 8-week PPI trial

Key Exclusion Criteria1,5

  • Use of swallowed topical corticosteroids for EoE or systemic corticosteroids for any condition ≤4 weeks before screening or treatment start
  • Pure liquid or six-food elimination diet (SFED)
  • Presence of a high-grade esophageal stricture
Study 2: Efficacy Endpoints

HISTOLOGIC REMISSION

achieved in more patients on EOHILIA vs placebo after 12 weeks1

Proportion of patients achieving histological remission (peak esophageal intraepithelial eosinophil count ≤6 eos/hpf)

Study 2: Histologic Remission chart

The mean (SD) peak eosinophil counts at baseline were 157.8 (96.1) and 133.0 (81.6) in the EOHILIA and placebo groups, respectively.5

GREATER CHANGE IN DSQ COMBINED SCORE

with EOHILIA vs placebo after 12 weeks1

Absolute change from baseline in DSQ combined score (0-84), LS mean (SE)

Study 2: Greater change in DSQ combined score chart

The mean (SD) DSQ combined scores at baseline were 30.7 (16.0) and 29.0 (13.5) in the EOHILIA vs placebo groups, respectively.1

§For histological remission, the difference in percentages and 95% Newcombe confidence intervals are estimated using Mantel Haenszel weights, adjusting for age group and diet restriction. For absolute change in DSQ score, the LS mean changes, standard errors, and differences are estimated using an ANCOVA model with treatment group, age group, diet restriction, and baseline measurement as covariates.1

Total biweekly DSQ scores range from 0 to 84; higher scores indicate greater frequency and severity of dysphagia.1

ADDITIONAL STUDY

After completing Study 1, 48 subjects from the EOHILIA 2 mg treatment arm entered a double-blind, randomized withdrawal extension study. These subjects received EOHILIA 2 mg twice daily or placebo for up to an additional 36 weeks. Treatment with EOHILIA did not demonstrate a statistically significant difference compared to subjects re-randomized to placebo for prespecified efficacy endpoints based on eosinophil count and/or clinical symptoms measured by the DSQ at week 36.1

DIVE DEEPER INTO DATA

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References:

  1. EOHILIA (budesonide oral suspension) Prescribing Information. Takeda Pharmaceuticals, Inc.
  2. Hudgens S, Evans C, Phillips E, et al. J Patient Rep Outcomes. 2017;1(1):3.
  3. Hirano I, Collins MH, Katzka DA, et al. Clin Gastroenterol Hepatol. 2022;20(3):525-534.e10.
  4. ClinicalTrials.gov identifier NCT02605837. November 16, 2015. Updated June 8, 2021. Accessed January 31, 2024. https://classic.clinicaltrials.gov/ct2/show/NCT02605837.
  5. Dellon ES, Katzka DA, Collins MH, et al. Gastroenterology. 2017;152(4):776-786.e5.
  6. Dellon ES, Collins MH, Katzka DA, et al. Clin Gastroenterol Hepatol. 2021;19(4):699-706.e4.
  7. Data on file, Takeda Pharmaceuticals, Inc.

Study 2 patient demographics and characteristics

Key Demographics + Concomitant Treatments (N=92)1,5,7

Mean age22 years (range: 11 to 42 years)
Sex68% male (n=63), 32% female (n=29)
Race + EthnicityWhite: 95% (n=87)
Concomitant PPIs (≥1 PPI)

65% (n=64) on concomitant PPIs

Dysphagia symptoms at baseline, 

mean DSQ score (SD)

EOHILIA group: 30.7 (SD 16.0)

Placebo group: 29.0 (SD 13.5)

Peak eosinophil count at baseline, mean (SD) 

EOHILIA group: 157.8 eos/hpf (SD 96.1)

Placebo group: 133.0 eos/hpf (SD 81.6)

PPI=proton pump inhibitor; DSQ=Dysphagia Symptom Questionnaire; SD=standard deviation; eos/hpf=eosinophils per high-power field.

Concomitant use of stable doses of inhaled or intranasal steroids (for conditions other than EoE), PPIs, H2-receptor antagonists, antacids, antihistamines or anti-leukotrienes, and maintenance immunotherapy was allowed.1

Study 1 patient demographics and characteristics

Key Demographics + Concomitant Treatments (N=318)1,3

Mean age34 years (range: 11 to 56 years)
Sex60% male (n=191), 40% female (n=127)
Race + Ethnicity White: 95% (n=301)
Concomitant PPIs (≥1 PPI)80% (n=268) on concomitant PPIs

Dysphagia symptoms at baseline,

mean DSQ score (SD)

EOHILIA group: 30.3 (SD 13.9)

Placebo group: 30.4 (SD 13.1)

Peak eosinophil count at baseline, mean (SD) 

EOHILIA group: 74.5 eos/hpf (SD 39.2)

Placebo group: 76.6 eos/hpf (SD 45.0)

Previous esophageal dilation

EOHILIA group: 43% (n=91)

Placebo group: 43% (n=45)

PPI=proton pump inhibitor; DSQ=Dysphagia Symptom Questionnaire; SD=standard deviation; eos/hpf=eosinophils per high-power field.

Concomitant use of stable doses of inhaled or intranasal steroids (for conditions other than EoE), PPIs, H2-receptor antagonists, antacids, antihistamines or anti-leukotrienes, and maintenance immunotherapy was allowed.1

The Dysphagia Symptom Questionnaire (DSQ) (v4.0) and score for each response2,a

Question
1. Since you woke up this morning, did you eat solid food?b
Patient ResponseScore
No
Yes
2. Since you woke up this morning, has food gone down slowly or been stuck in your throat?
Patient ResponseScore
No0
Yes2
3. For the most difficult time you had swallowing food today (during the past 24 hours), did you have to do anything to make the food go down or to get relief?
Patient Response
Score
No, it got better or cleared up on its own0
Yes, I had to drink liquid to get relief1
Yes, I had to cough and/or gag to get relief2
Yes, I had to vomit to get relief3
Yes, I had to seek medical attention to get relief4
4.The following question concerns the amount of pain you have experienced when swallowing food. What was the worst pain you had while swallowing food over the past 24 hours?c
Patient Response
Score
None, I had no pain0
Mild1
Moderate2
Severe3
Very Severe4

Question

Patient Response Options

Score

1.  Since you woke up this morning, did you eat solid food?bNo                     
Yes
2. Since you woke up this morning, has food gone down slowly or been stuck in your throat?No0
Yes2
3. For the most difficult time you had swallowing food today (during the past 24 hours), did you have to do anything to make the food go down or to get relief?No, it got better or cleared up on its own0
Yes, I had to drink liquid to get relief1
Yes, I had to cough and/or gag to get relief2
Yes, I had to vomit to get relief3
Yes, I had to seek medical attention to get relief4
4. The following question concerns the amount of pain you have experienced when swallowing food. What was the worst pain you had while swallowing food over the past 24 hours?cNone, I had no pain0
Mild1
Moderate2
Severe3
Very Severe4

Adapted with permission from Hudgens S, Evans C, Phillips E, et al. J Patient Rep Outcomes. 2017;1(1):3.

aThe scoring algorithm was constructed from responses to questions 2 and 3, to ensure that the final DSQ score was driven by the frequency and severity of dysphagia.

bResponse to question 1 were unscored.

cResponse to question 4 were not included as part of the psychometric analysis; question 4 is a standalone item on the DSQ.

This questionnaire is provided for informational purposes only in order to show the questions that were asked as part of the DSQ evaluation in the EOHILIA clinical trials. This is not a diagnostic tool.