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Meet Susan*

A 36-year-old working mother of 3 children who is unable to continue subcutaneous immunotherapy (SCIT) due to a busy schedule

Interested in a treatment that can manage her allergy symptoms without requiring regular office visits

History and Presenting Symptoms

Family History:

Mother, 2 sisters, and 3 children have environmental allergies

Social History:

Nonsmoker, occasionally drinks alcohol, no pets, no illicit drug use

Medical History

  • Has a history of allergy-related symptoms
  • Treated with oral antihistamines and daily nasal steroid sprays for over 5 years with limited symptom relief
  • Continued to have allergy-related symptoms year-round
  • Her symptoms would, at times, be so severe that she missed work and social events

EXPERT’S OPINION

Diagnosis

Tested positive for house dust mites (HDM) (Dermatophagoides farinae and Dermatophagoides pteronyssinus) and environmental allergens (grasses, trees, weeds).

Initial Treatment

SCIT

Follow-up

  • Was on SCIT for over a year, however, was not able to make it to all her appointments due to a busy work schedule
  • Was not able to reach maintenance immunotherapy and still has year-round symptoms

"My days are busy with work and my children’s activities. I would like a medication that provides symptom relief and doesn’t require frequent visits to a medical professional’s office."

Clinical Consideration Question 1

What percentage of patients who initiate SCIT complete a 3-year course?

Select one

  1. a

    Fewer than 10%

  2. b

    Fewer than 30%

  3. c

    Fewer than 50%

Show the answer

Majority of the patients refuse to initiate SCIT

Even with provider-recommended AIT discussion, approximately 3 in 4 patients do not initiate SCIT1

Of those adults who initiate SCIT, a significant number (69.8%) discontinue within 3 years1

AIT=allergy immunotherapy.

Clinical Consideration Question 2

What are some important patient selection criteria to consider when choosing treatment?

SELECT ALL THAT APPLY

  1. a

    Patient lifestyle/ability to adhere to therapy

  2. b

    Allergen profile

  3. c

    Patient treatment goals (speed of onset/medications/symptoms)

  4. d

    Existence of perennial or seasonal allergy symptoms

Submit

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Only 1 out of 3 potential candidates receives AIT*

AR=allergic rhinitis.
*The numbers represented are approximate.

SLIT-tablets can extend the benefits of AIT to patients and are an ideal opportunity that offers flexibility for

  • Patient lifestyle, expectations, or treatment preferences that may not be a good fit for SCIT
  • Maximizing therapeutic success by involving the patient in the decision-making process

"I am fed up with my year-round allergy symptoms and I am looking for further relief."

Upon reviewing Susan's skin prick test results, HDMs were noted and her symptoms pointed to a perennial and an indoor element.

Clinical CONSIDERATIONS Question 3

What would you recommend as the next step in Susan’s treatment based on her busy lifestyle?

SELECT ALL THAT APPLY

  1. a

    42%

    Stop SCIT

  2. b

    27%

    Start sublingual immunotherapy tablet

  3. c

    14%

    Modify symptomatic medications

  4. d

    17%

    Continue SCIT

Submit

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An estimated 84% of homes in the United States have detectable HDM allergens.8 5 out of 10 patients with AR were reported to be sensitized to HDM allergens.9

"I prefer a treatment that I can take at home. Is there an oral treatment option available for me to treat my HDM-mediated allergic rhinitis?"

ODACTRA® is the first and only FDA-approved sublingual tablet for HDM-induced AR, with or without conjunctivitis

Indication

  • ODACTRA® is an immunotherapy for HDM-induced AR, with or without conjunctivitis, confirmed by in vitro testing for IgE antibodies to D. farinae or D. pteronyssinus HDMs, or skin testing to licensed HDM allergen extracts
  • For use in adults 18 through 65 years of age

IgE=immunoglobulin E.

Clinical CONSIDERATIONS Question 4

What are the medical benefits or considerations for prescribing ODACTRA®?

SELECT ALL THAT APPLY

  1. a

    Reduction in symptoms and allergy rescue medication use when added to traditional pharmacotherapy

  2. b

    Requires in-office administration of first dose to observe for systemic adverse reactions

  3. c

    Onset of action in 8 to 14 weeks

  4. d

    Proven efficacy in mono- and polysensitized patients throughout the year

Submit

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ODACTRA® was studied in the largest clinical trial program in the history of AIT10

Set patient expectations on anticipated adverse events

Epinephrine use: As with all allergy immunotherapies, auto-injectable epinephrine is used to manage any serious adverse reactions that may occur, such as anaphylaxis, which can include trouble breathing, dizziness, nausea, vomiting, and diarrhea. In the clinical trials, use of epinephrine occurred at a rate of 0.4% (5/1279) for patients receiving ODACTRA® vs 0.2% (3/1277) for patients receiving placebo12,16

  • AEs tended to be brief (median duration, 30-60 minutes), occurred early (within minutes of administration during the first 1-7 days), and were limited in recurrence (resolution within <2 weeks)12
  • Discontinuation rates: Overall discontinuation rates due to AEs were 8.1% and 3.0% for ODACTRA® and placebo, respectively12

AE=adverse event.

Percentage of solicited adverse reactions within 28 days after initiation of treatment
(Field Study1,* Safety Analysis Set)12

Adverse ReactionAdverse Reactions
of Any Intensity
Adverse Reaction
That Were Severe
ODACTRA®
(n=640)
Placebo
(n=631)
ODACTRA®
(n=640)
Placebo
(n=631)
Throat irritation/tickle67.0%20.8%0.3%
Itching in the mouth61.3%14.1%0.2%
Itching in the ear51.7%11.7%0.3%
Swelling of the uvula/back of the mouth19.8%2.4%
Swelling of the lips18.0%2.7%
Swelling of the tongue15.8%2.1%
Nausea14.2%7.1%
Tongue pain14.2%3.0%
Throat swelling13.6%2.4%0.2%
Tongue ulcer/sore on the tongue11.6%2.1%
Stomach pain11.3%5.2%0.2%
Mouth ulcer/sore int mouth10.3%2.9%
Taste alteration/food tasted different10.0%3.6%
Diarrhea6.9%3.6%
Vomiting2.5%1.4%
Adverse ReactionAdverse Reactions
of Any Intensity
Adverse Reaction
That Were Severe
ODACTRA®
(n=640)
Placebo
(n=631)
ODACTRA®
(n=640)
Placebo
(n=631)
Throat irritation/tickle67.0%20.8%0.3%
Itching in the mouth61.3%14.1%0.2%
Itching in the ear51.7%11.7%0.3%
Swelling of the uvula/back of the mouth19.8%2.4%
Swelling of the lips18.0%2.7%
Swelling of the tongue15.8%2.1%
Nausea14.2%7.1%
Tongue pain14.2%3.0%
Throat swelling13.6%2.4%0.2%
Tongue ulcer/sore on the tongue11.6%2.1%
Stomach pain11.3%5.2%0.2%
Mouth ulcer/sore int mouth10.3%2.9%
Taste alteration/food tasted different10.0%3.6%
Diarrhea6.9%3.6%
Vomiting2.5%1.4%

*North American Field Efficacy Study.

ODACTRA® significantly reduced nasal and ocular symptoms as early as 8 to 14 weeks11-13

  • Statistically significant reductions in the nasal symptoms of AR occurred as early as week 8 and continued to improve toward week 24, the primary end point11,12

Reduction in TNSS

WEEK 8
(SECONDARY END POINT)11,12

20.4%

REDUCTION
IN TNSS*

ODACTRA®: 5.34 (n=40)
Placebo: 6.71 (n=39)
95% Cl: –33.3%, –6.8%
(P<.05)

WEEK 24
(PRIMARY END POINT)11,12

48.6%

REDUCTION
IN TNSS

ODACTRA®: 3.83 (n=36)
Placebo: 7.45 (n=34)
95% Cl: –60.2%, –35.3%
(P<.05)

IgG4=immunoglobulin G subclass 4; TNSS=total nasal symptom score.

*TNSS is defined as a total score comprising the following: rhinorrhea, nasal congestion, nasal itching, and sneezing.
IgG4 levels increased with ODACTRA® vs placebo at week 8 based on the prespecified analyses (P<.001).11

  • Significant improvements in ocular symptoms (a secondary end point) relative to placebo were observed at weeks 8 and 24 for ODACTRA® vs placebo11

Reduction in TOSS

WEEK 2411

67.9%

REDUCTION
IN TOSS

ODACTRA®: 0.61 (n=40)
Placebo: 1.87 (n=40)
95% Cl: –87.4%, –41.2%
(P<.001)

Study design

A randomized, single-site, placebo-controlled, double-blind, onset-of-action trial was conducted for 24 weeks in adults aged ≥18 years with HDM-induced AR/conjunctivitis, with or without asthma (N=83; ODACTRA® =42, placebo=41), using the Vienna Challenge Chamber. Mean age (years/range) was 28 (18-58) for the ODACTRA® patients and 27 (19-43) for placebo patients. Mean duration of AR/conjunctivitis was 16 years and 17 years for ODACTRA® and placebo patients, respectively. Of ODACTRA® patients, 88% were polysensitized. Patients received ODACTRA® or placebo and symptoms were scored every 15 minutes during exposure challenges, which occurred at screening and at weeks 8, 16, and 24. The primary efficacy end point was the average TNSS at week 24, which was the sum of the 4 nasal symptoms (runny nose, blocked nose, sneezing, and itchy nose), with a maximum score of 12. A key secondary end point was the average TOSS at weeks 8, 16, and 24. The TOSS was the sum of the 2 ocular symptoms (gritty/red/itchy eyes and watery eyes). There were 10 patients and 9 patients with asthma (ODACTRA® and placebo, respectively).11
TOSS=total ocular symptom score.

Statistically significant reduction in combined nasal symptom and medication usage scores occurred as early as week 14 and continued throughout the year.13

Reduction in TCRS* over 52 weeks

DMS=daily medication score; DSS=daily symptom score; TCRS=total combined rhinitis score.

*TCRS is defined as the sum of the rhinitis DSS and the rhinitis DMS.

Primary end point: During the last 8 weeks of treatment, ODACTRA® with symptomatic medications produced a 16.1% reduction in TCRS compared with symptomatic medications alone (5.71 [n=318] vs 6.81 [n=388]; 95%CI: −25.8%, −5.7%).12

"In addition to HDMs, I have sensitivity to other allergens, including trees and grasses. Will I still be a good candidate for ODACTRA®?"

ODACTRA® was effective regardless of sensitization status across three separate pivotal trials11,13,14

Changes in Treatment

  • Discontinued SCIT due to a busy schedule
  • SLIT tablets were recommended as HDMs seem to be a prominent allergen
  • Susan was prescribed ODACTRA® for HDMs

"How do I start my patients on ODACTRA®?"

One tablet, once a day, for unique dosing flexibility

Refer patients to Administration Instructions under “Patient Counseling Information” in the ODACTRA® Prescribing Information.

Administer first dose in a health care setting under the supervision of a medical professional12

Observe the patient for at least 30 minutes to monitor for signs or symptoms of a severe systemic or local allergic reaction12

If patient tolerates the first dose, subsequent doses may be taken at home12,*

Practice parameters recommend that patients receiving AIT for HDM allergens be treated for 3 to 5 years to obtain maximum benefits15

*Data regarding the safety of restarting treatment after missing a dose of ODACTRA are limited. If a missed dose occurs, it is recommended that the next dose be taken at the normally scheduled time. If more than one dose is missed, patients should contact their physician to discuss re-initiation. In clinical trials, treatment interruptions for up to 7 days were allowed.12

  • Susan was also prescribed auto-injectable epinephrine and received instruction and training on its appropriate use
  • ODACTRA® begins to show efficacy rapidly in 8 to 14 weeks. Susan was prescribed a combination nasal corticosteroid and antihistamine nasal spray concomitantly with ODACTRA® to provide relief of symptoms during the first 8 to 14 weeks

Clinical CONSIDERATIONS Question 5

True or False, ALK offers a support program to help patients, including individuals like Susan with a high-deductible plan to initiate ODACTRA®

Select one

  1. a

    True

  2. b

    False

Show the answer

Not all patients will qualify for the manufacturer’s copay assistance card, please see www.ALKsavings.com for terms and conditions.

"ALK’s support program helped me initiate ODACTRA® and made it affordable for me."

Follow-up

  • Adherence, epinephrine protocol/counselling, and any side effects were assessed at 4 weeks posttreatment
  • Susan tolerated ODACTRA® well and noticed a reduction of itchy, watery eyes and nasal congestion at 12 weeks. She stopped the combination spray and went back to an over-the-counter nasal corticosteroid
  • Majority of her symptoms had been significantly reduced at 24 weeks and she continued to use daily nasal corticosteroid spray and only used the daily oral antihistamines when her symptoms flared-up
  • Administration of nasal spray was stopped at 52 weeks and she only noticed symptoms during peak grass allergy season in May and June
  • Susan has been feeling better and has missed less work due to allergies

"I’m glad to have a treatment that provided significant allergy relief, and that I was able to take while continuing with my busy days."

Summary

  • Susan was diagnosed with sensitivity to HDMs, grasses, and trees
  • She initiated treatment with SCIT, however, due to a busy schedule she wasn’t able to remain on SCIT, which resulted in limited efficacy
  • Susan was an appropriate patient for ODACTRA® for the following reasons:
    • A positive skin prick test result for HDMs and other environmental allergens
    • Susan’s symptoms pointed to a perennial and indoor element
    • Susan’s busy schedule and high deductible plan
  • ODACTRA® may help your patients achieve allergy relief with AIT as soon as 8 to 14 weeks

Patients should read all of the instructions for use provided under the patient information section in the Full Prescribing Information before using ODACTRA® for the first time.

References

ADDITIONAL INFORMATION

Important Safety Information

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WARNING: SEVERE ALLERGIC REACTIONS

ODACTRA can cause life-threatening allergic reactions such as anaphylaxis and severe laryngopharyngeal restriction. Do not administer ODACTRA to patients with severe, unstable or uncontrolled asthma. Observe patients in the office for at least 30 minutes following the initial dose. Prescribe auto-injectable epinephrine, instruct and train patients on its appropriate use, and instruct patients to seek immediate medical care upon its use. ODACTRA may not be suitable for patients with certain underlying medical conditions that may reduce their ability to survive a serious allergic reaction. ODACTRA may not be suitable for patients who may be unresponsive to epinephrine or inhaled bronchodilators, such as those taking beta-blockers.

ODACTRA is contraindicated in patients with:

  • Severe, unstable, or uncontrolled asthma
  • A history of any severe systemic allergic reaction
  • A history of any severe local reaction after taking any sublingual allergen immunotherapy
  • A history of eosinophilic esophagitis
  • Hypersensitivity to any of the inactive ingredients [gelatin, mannitol and sodium hydroxide] contained in this product

ODACTRA can cause systemic allergic reactions including anaphylaxis which may be life-threatening. In addition, ODACTRA can cause severe local reactions, including laryngopharyngeal swelling, which can compromise breathing and be life-threatening. Educate patients to recognize the signs and symptoms of these allergic reactions and instruct them to seek immediate medical care and discontinue therapy should any of these occur. Allergic reactions may require treatment with epinephrine.

Prescribe auto-injectable epinephrine to patients receiving ODACTRA. Instruct patients to recognize the signs and symptoms of a severe allergic reaction and in the proper use of emergency auto-injectable epinephrine. Instruct patients to seek immediate medical care upon use of auto-injectable epinephrine and to stop treatment with ODACTRA. Review the epinephrine package insert for complete information.

Administer the initial dose of ODACTRA in a healthcare setting under the supervision of a physician with experience in the diagnosis and treatment of allergic diseases and prepared to manage a life-threatening systemic or local allergic reaction. Observe patients in the office for at least 30 minutes following the initial dose of ODACTRA.

Patients who have persistent and escalating adverse reactions in the mouth or throat should be considered for discontinuation of ODACTRA.

Eosinophilic esophagitis has been reported in association with sublingual tablet immunotherapy. Discontinue ODACTRA and consider a diagnosis of eosinophilic esophagitis in patients who experience severe or persistent gastro-esophageal symptoms including dysphagia or chest pain.

Withhold immunotherapy with ODACTRA if the patient is experiencing an acute asthma exacerbation. Re-evaluate patients who have recurrent asthma exacerbations and consider discontinuation of ODACTRA.

ODACTRA has not been studied in subjects who are receiving concomitant allergen immunotherapy. Concomitant dosing with other allergen immunotherapy may increase the likelihood of local or systemic adverse reactions to either subcutaneous or sublingual allergen immunotherapy.

Stop treatment with ODACTRA to allow complete healing of the oral cavity in patients with oral inflammation (e.g., oral lichen planus, mouth ulcers, or thrush) or oral wounds, such as those following oral surgery or dental extraction.

The most common solicited adverse reactions reported in clinical studies for subjects 18 through 65 years of age treated with ODACTRA vs placebo included throat irritation/tickle (67.0% vs 20.8%), itching in the mouth (61.3% vs 14.1%), itching in the ear (51.7% vs 11.7%), and swelling of the uvula/back of the mouth (19.8% vs 2.4%).

All pregnancies have a risk of birth defect, loss, or other adverse outcomes. Available data on ODACTRA administered to pregnant women are insufficient to inform associated risks in pregnancy.

INDICATIONS

ODACTRA is an allergen extract indicated as immunotherapy for house dust mite (HDM)-induced allergic rhinitis, with or without conjunctivitis, confirmed by in vitro testing for IgE antibodies to Dermatophagoides farinae or Dermatophagoides pteronyssinus house dust mites, or skin testing to licensed house dust mite allergen extracts. ODACTRA is approved for use in adults 18 through 65 years of age. ODACTRA is not indicated for the immediate relief of allergic symptoms.

Before prescribing ODACTRA, please read the Boxed WARNING, full Prescribing Information, and Medication Guide, for additional Important Safety Information, available at https://www.odactrahcp.com/

Please see full Prescribing Information, including Boxed WARNINGS for ODACTRA®.