Lack of Tepezza disrupts treatment of thyroid eye illness

March 11, 2021

2 min study


Terry J. Smith, MD

Disclosures: &#13
Smith reviews he is becoming issued U.S. patents covering the use of IGF-I receptor inhibitors, of which teprotumumab (Tepezza) is an illustration, in the treatment of TED and other autoimmune illness. These patents are held by the Lundquist Institute at Harbor-University of California Los Angeles Medical Center. He also reports he serves as a paid guide for Horizon Therapeutics.&#13

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The COVID-19 pandemic has abruptly affected drug manufacturing in the United States. This now incorporates the manufacturing of Tepezza, the only Food and drug administration-approved medical remedy for thyroid eye ailment.

The short-term suspension has disrupted its offer chain, delaying the initiation of treatment of lots of sufferers in whom it is medically indicated. In addition, ongoing remedy with Tepezza (teprotumumab-trbw) has been interrupted. Horizon Therapeutics, the company of Tepezza, has publicly documented that this disruption in drug availability may well prolong by means of the initial quarter of 2021. During this period of time, a lot of of our individuals with thyroid eye sickness (TED) will proceed to be confronted with delayed treatment.

Terry J. Smith

Mainly because of my deep involvement studying and treating TED, various colleagues have requested my individual guidance regarding administration of sufferers in the course of this regrettable disruption of Tepezza availability. Mainly because Tepezza remains the only medical treatment for TED that reliably enhances important features of its severity, including proptosis and diplopia, we ought to briefly depend on standard, albeit unapproved and unproven, prescription drugs these types of as systemic glucocorticoids, rituximab, tocilizumab and mycophenolate. In my check out, we need to take into consideration every client independently and reply to their immediate medical wants with people treatment options at this time accessible to us. For sufferers with average to critical energetic TED, all those who are highly symptomatic and individuals with eyesight-threatening disorder, a trial of higher-dosage steroids may possibly be appropriate. Glucocorticoids have been utilised for decades with some benefit in these clients, though medical responses are unpredictable and may perhaps be challenging by side effects. Must these off-label solutions are unsuccessful to sufficiently reduce disorder signs or symptoms, severity and exercise, acute surgical possibilities could be considered, specially in people with unabated condition development and evidence of eyesight decline.

With regard to determining how to resume Tepezza treatment when the drug once again will become offered, I will usually suggest administration of the next scheduled dose and completion of the entire 8 infusion training course that was made use of in both scientific trials. Further, the huge the greater part of true-planet expertise has concerned eight infusions over 24-months. To my information, there has been tiny working experience with any substance deviation from this program of Tepezza administration. Hence, the possible destructive impact of much less doses or minimized dosing on either completeness or sturdiness of reaction is unsure. It is not likely that situation would justify repeating preliminary infusions in people who have by now begun therapy. Once more, as mentioned before, the particular needs of every single affected person must be viewed as in advance of any selections are designed relating to the medical management of men and women with TED. This incorporates determining how to resume dosing people with Tepezza. Strict adherence to ideal medical practices continues to be a good idea in all situation.

To summarize, the delay in Tepezza availability has resulted in considerable worry among the clients with TED and their medical professionals. Frequently questioned inquiries pertain to regardless of whether this interruption may lessen efficiency of the treatment or result in more facet outcomes. Although I can not speak to the possible for TED progression or worsening for the duration of this period of time when Tepezza continues to be unavailable, the value of recurrent individual checking by health care vendors simply cannot be overemphasized. Of observe, immunogenicity of Tepezza has not been detected to day. Treating physicians are strongly suggested to supply individualized assistance to their clients, regardless of no matter whether completion of the entire system has been interrupted or irrespective of whether initiation of Tepezza therapy has been delayed.

Horizon Therapeutics is providing up-to-date information as a result of its internet site at In addition, sufferers can arrive at out right to help corporations this kind of as the Graves’ Ailment and Thyroid Basis at