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Company withdraws MAA for pegfilgrastim biosimilar

White blood cells

The European Medicines Agency’s Committee for Medicinal Products for Human Use (CHMP) has announced that Sandoz GmbH withdrew its marketing authorization application (MAA) for Zioxtenzo.

The active ingredient of Zioxtenzo is pegfilgrastim, and the product was intended to be biosimilar to Amgen’s Neulasta.

The intended use for Zioxtenzo was to reduce the duration of neutropenia and the occurrence of febrile neutropenia in cancer patients.

In its application for Zioxtenzo, Sandoz presented results of studies designed to show the product is highly similar to Neulasta in terms of chemical structure, purity, the way it works, and how the body handles the drug.

In addition, there were 2 studies comparing the safety and effectiveness of Zioxtenzo and Neulasta in patients receiving cancer drugs.

Sandoz withdrew the MAA for Zioxtenzo after the CHMP had evaluated the initial documentation provided by the company and formulated a list of questions. The company had not responded to the questions at the time of the withdrawal. 

Based on a review of the data, at the time of the withdrawal, the CHMP had 2 main concerns and was of the provisional opinion that Zioxtenzo could not have been approved as a biosimilar of Neulasta.

One concern was that study results were not able to show that the concentrations of pegfilgrastim in blood were the same after taking Zioxtenzo and Neulasta.

The other concern was the lack of a certificate of Good Manufacturing Practice for Zioxtenzo’s manufacturing site. An inspection of the site would therefore be needed before the drug could be approved.

At the time of the MAA withdrawal, Sandoz had not demonstrated that Zioxtenzo is highly similar to Neulasta, and an inspection to confirm that Zioxtenzo was being manufactured according to Good Manufacturing Practice standards had not yet taken place. 

In its letter notifying the CHMP of the MAA withdrawal, Sandoz said it would not be able to provide the additional data required by the CHMP within the timeframe allowed for the procedure.

The company also said the withdrawal of Zioxtenzo will not impact ongoing clinical trials, and there are no compassionate use programs for Zioxtenzo.

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White blood cells

The European Medicines Agency’s Committee for Medicinal Products for Human Use (CHMP) has announced that Sandoz GmbH withdrew its marketing authorization application (MAA) for Zioxtenzo.

The active ingredient of Zioxtenzo is pegfilgrastim, and the product was intended to be biosimilar to Amgen’s Neulasta.

The intended use for Zioxtenzo was to reduce the duration of neutropenia and the occurrence of febrile neutropenia in cancer patients.

In its application for Zioxtenzo, Sandoz presented results of studies designed to show the product is highly similar to Neulasta in terms of chemical structure, purity, the way it works, and how the body handles the drug.

In addition, there were 2 studies comparing the safety and effectiveness of Zioxtenzo and Neulasta in patients receiving cancer drugs.

Sandoz withdrew the MAA for Zioxtenzo after the CHMP had evaluated the initial documentation provided by the company and formulated a list of questions. The company had not responded to the questions at the time of the withdrawal. 

Based on a review of the data, at the time of the withdrawal, the CHMP had 2 main concerns and was of the provisional opinion that Zioxtenzo could not have been approved as a biosimilar of Neulasta.

One concern was that study results were not able to show that the concentrations of pegfilgrastim in blood were the same after taking Zioxtenzo and Neulasta.

The other concern was the lack of a certificate of Good Manufacturing Practice for Zioxtenzo’s manufacturing site. An inspection of the site would therefore be needed before the drug could be approved.

At the time of the MAA withdrawal, Sandoz had not demonstrated that Zioxtenzo is highly similar to Neulasta, and an inspection to confirm that Zioxtenzo was being manufactured according to Good Manufacturing Practice standards had not yet taken place. 

In its letter notifying the CHMP of the MAA withdrawal, Sandoz said it would not be able to provide the additional data required by the CHMP within the timeframe allowed for the procedure.

The company also said the withdrawal of Zioxtenzo will not impact ongoing clinical trials, and there are no compassionate use programs for Zioxtenzo.

White blood cells

The European Medicines Agency’s Committee for Medicinal Products for Human Use (CHMP) has announced that Sandoz GmbH withdrew its marketing authorization application (MAA) for Zioxtenzo.

The active ingredient of Zioxtenzo is pegfilgrastim, and the product was intended to be biosimilar to Amgen’s Neulasta.

The intended use for Zioxtenzo was to reduce the duration of neutropenia and the occurrence of febrile neutropenia in cancer patients.

In its application for Zioxtenzo, Sandoz presented results of studies designed to show the product is highly similar to Neulasta in terms of chemical structure, purity, the way it works, and how the body handles the drug.

In addition, there were 2 studies comparing the safety and effectiveness of Zioxtenzo and Neulasta in patients receiving cancer drugs.

Sandoz withdrew the MAA for Zioxtenzo after the CHMP had evaluated the initial documentation provided by the company and formulated a list of questions. The company had not responded to the questions at the time of the withdrawal. 

Based on a review of the data, at the time of the withdrawal, the CHMP had 2 main concerns and was of the provisional opinion that Zioxtenzo could not have been approved as a biosimilar of Neulasta.

One concern was that study results were not able to show that the concentrations of pegfilgrastim in blood were the same after taking Zioxtenzo and Neulasta.

The other concern was the lack of a certificate of Good Manufacturing Practice for Zioxtenzo’s manufacturing site. An inspection of the site would therefore be needed before the drug could be approved.

At the time of the MAA withdrawal, Sandoz had not demonstrated that Zioxtenzo is highly similar to Neulasta, and an inspection to confirm that Zioxtenzo was being manufactured according to Good Manufacturing Practice standards had not yet taken place. 

In its letter notifying the CHMP of the MAA withdrawal, Sandoz said it would not be able to provide the additional data required by the CHMP within the timeframe allowed for the procedure.

The company also said the withdrawal of Zioxtenzo will not impact ongoing clinical trials, and there are no compassionate use programs for Zioxtenzo.

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