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FDA approves new strengths of hemophilia therapy

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Vial of NUWIQ®

The US Food and Drug Administration (FDA) has approved new product strengths for the factor VIII therapy simoctocog alfa (NUWIQ®).

Simoctocog alfa is the first B-domain-deleted recombinant factor VIII product derived from a human cell line—not chemically modified or fused with another protein—designed to treat hemophilia A.

Simoctocog alfa is FDA-approved to treat adults and children with hemophilia A. This includes on-demand treatment and control of bleeding episodes, routine prophylaxis to reduce the frequency of bleeding episodes, and perioperative management of bleeding.

Now, the FDA has approved single-dose simoctocog alfa vial strengths of 2500, 3000, and 4000 International Units (IU), which will be available for order in the US starting September 2017.

These new vial strengths will be provided in addition to the already available strengths of 250, 500, 1000, and 2000 IU.

“The new vial options will benefit patients, physicians, and healthcare professionals by providing greater treatment flexibility and convenience,” said Flemming Nielsen, president of Octapharma USA, makers of simoctocog alfa.

According to Octapharma, the additional vial strengths offer benefits beyond potentially reducing the number of vials used per patient. The new vial sizes may benefit heavier patients who could use fewer product vials and, in some cases, just one vial.

More vial options will increase dosing flexibility by allowing physicians to select various vial combinations to align closer to the prescribed dose. The new vial sizes could be particularly beneficial to patients using a pharmacokinetic (PK)-guided, personalized prophylaxis approach.

Results of Octapharma’s clinical trial on the PK-guided dosing with simoctocog alfa were published in Haemophilia in April.

This study, known as GENA-21 or NuPreviq, enrolled 66 previously treated adults with severe hemophilia A. Patients were originally started on infusions 3 times a week or every other day. Subsequent dosing intervals were then determined based on individual PK data.

The median dosing interval with PK-guided prophylaxis was 3.5 days, and 57% of patients were able to decrease infusions to twice-weekly or less.

The median weekly prophylaxis dose was reduced by 7.2%, from 100.0 IU kg−1 with standard prophylaxis to 92.8 IU kg−1 during the last 2 months of personalized prophylaxis.

For all bleeds, the mean annualized bleeding rate (ABR) during personalized prophylaxis was 1.45, and the median was 0 (interquartile range, [IQR]: 0, 1.9).

For spontaneous bleeds, the mean ABR was 0.79, and the median was 0 (IQR: 0, 0). For joint bleeds, the mean ABR was 0.91, and the median was 0 (IQR: 0, 0).

None of the patients developed FVIII inhibitors. There were no treatment-related serious or severe adverse events, clinically significant abnormalities in laboratory parameters, or cases of thromboembolism.

The ongoing trial GENA-21b is designed to confirm the results of GENA-21.

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Photo from Business Wire
Vial of NUWIQ®

The US Food and Drug Administration (FDA) has approved new product strengths for the factor VIII therapy simoctocog alfa (NUWIQ®).

Simoctocog alfa is the first B-domain-deleted recombinant factor VIII product derived from a human cell line—not chemically modified or fused with another protein—designed to treat hemophilia A.

Simoctocog alfa is FDA-approved to treat adults and children with hemophilia A. This includes on-demand treatment and control of bleeding episodes, routine prophylaxis to reduce the frequency of bleeding episodes, and perioperative management of bleeding.

Now, the FDA has approved single-dose simoctocog alfa vial strengths of 2500, 3000, and 4000 International Units (IU), which will be available for order in the US starting September 2017.

These new vial strengths will be provided in addition to the already available strengths of 250, 500, 1000, and 2000 IU.

“The new vial options will benefit patients, physicians, and healthcare professionals by providing greater treatment flexibility and convenience,” said Flemming Nielsen, president of Octapharma USA, makers of simoctocog alfa.

According to Octapharma, the additional vial strengths offer benefits beyond potentially reducing the number of vials used per patient. The new vial sizes may benefit heavier patients who could use fewer product vials and, in some cases, just one vial.

More vial options will increase dosing flexibility by allowing physicians to select various vial combinations to align closer to the prescribed dose. The new vial sizes could be particularly beneficial to patients using a pharmacokinetic (PK)-guided, personalized prophylaxis approach.

Results of Octapharma’s clinical trial on the PK-guided dosing with simoctocog alfa were published in Haemophilia in April.

This study, known as GENA-21 or NuPreviq, enrolled 66 previously treated adults with severe hemophilia A. Patients were originally started on infusions 3 times a week or every other day. Subsequent dosing intervals were then determined based on individual PK data.

The median dosing interval with PK-guided prophylaxis was 3.5 days, and 57% of patients were able to decrease infusions to twice-weekly or less.

The median weekly prophylaxis dose was reduced by 7.2%, from 100.0 IU kg−1 with standard prophylaxis to 92.8 IU kg−1 during the last 2 months of personalized prophylaxis.

For all bleeds, the mean annualized bleeding rate (ABR) during personalized prophylaxis was 1.45, and the median was 0 (interquartile range, [IQR]: 0, 1.9).

For spontaneous bleeds, the mean ABR was 0.79, and the median was 0 (IQR: 0, 0). For joint bleeds, the mean ABR was 0.91, and the median was 0 (IQR: 0, 0).

None of the patients developed FVIII inhibitors. There were no treatment-related serious or severe adverse events, clinically significant abnormalities in laboratory parameters, or cases of thromboembolism.

The ongoing trial GENA-21b is designed to confirm the results of GENA-21.

Photo from Business Wire
Vial of NUWIQ®

The US Food and Drug Administration (FDA) has approved new product strengths for the factor VIII therapy simoctocog alfa (NUWIQ®).

Simoctocog alfa is the first B-domain-deleted recombinant factor VIII product derived from a human cell line—not chemically modified or fused with another protein—designed to treat hemophilia A.

Simoctocog alfa is FDA-approved to treat adults and children with hemophilia A. This includes on-demand treatment and control of bleeding episodes, routine prophylaxis to reduce the frequency of bleeding episodes, and perioperative management of bleeding.

Now, the FDA has approved single-dose simoctocog alfa vial strengths of 2500, 3000, and 4000 International Units (IU), which will be available for order in the US starting September 2017.

These new vial strengths will be provided in addition to the already available strengths of 250, 500, 1000, and 2000 IU.

“The new vial options will benefit patients, physicians, and healthcare professionals by providing greater treatment flexibility and convenience,” said Flemming Nielsen, president of Octapharma USA, makers of simoctocog alfa.

According to Octapharma, the additional vial strengths offer benefits beyond potentially reducing the number of vials used per patient. The new vial sizes may benefit heavier patients who could use fewer product vials and, in some cases, just one vial.

More vial options will increase dosing flexibility by allowing physicians to select various vial combinations to align closer to the prescribed dose. The new vial sizes could be particularly beneficial to patients using a pharmacokinetic (PK)-guided, personalized prophylaxis approach.

Results of Octapharma’s clinical trial on the PK-guided dosing with simoctocog alfa were published in Haemophilia in April.

This study, known as GENA-21 or NuPreviq, enrolled 66 previously treated adults with severe hemophilia A. Patients were originally started on infusions 3 times a week or every other day. Subsequent dosing intervals were then determined based on individual PK data.

The median dosing interval with PK-guided prophylaxis was 3.5 days, and 57% of patients were able to decrease infusions to twice-weekly or less.

The median weekly prophylaxis dose was reduced by 7.2%, from 100.0 IU kg−1 with standard prophylaxis to 92.8 IU kg−1 during the last 2 months of personalized prophylaxis.

For all bleeds, the mean annualized bleeding rate (ABR) during personalized prophylaxis was 1.45, and the median was 0 (interquartile range, [IQR]: 0, 1.9).

For spontaneous bleeds, the mean ABR was 0.79, and the median was 0 (IQR: 0, 0). For joint bleeds, the mean ABR was 0.91, and the median was 0 (IQR: 0, 0).

None of the patients developed FVIII inhibitors. There were no treatment-related serious or severe adverse events, clinically significant abnormalities in laboratory parameters, or cases of thromboembolism.

The ongoing trial GENA-21b is designed to confirm the results of GENA-21.

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