| Primary | Area Under the Concentration Versus Time Curve From Time Zero to Last Measurable Plasma Concentration (AUClast) of Oseltamivir and Oseltamivir Carboxylate on Day 1 | | Pharmacokinetic (PK) population included all treated participants who had at least one blood sample evaluable for drug concentration level. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | hour*nanogram/milliliter (h*ng/mL) | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 1 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | Participants aged 0 to 30 days received oseltamivir 2 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
| | | Title | Denominators | Categories |
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| Oseltamivir | | | | Oseltamivir Carboxylate | | |
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| Primary | AUClast of Oseltamivir and Oseltamivir Carboxylate on Day 2 | | PK population. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | h*ng/mL | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 2 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | Participants aged 0 to 30 days received oseltamivir 2 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
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| Primary | AUClast of Oseltamivir and Oseltamivir Carboxylate on Day 4 | | PK population. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | h*ng/mL | | Pre-dose (Hour 0), 2 and 4 hours post-dose on Day 4 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | Participants aged 0 to 30 days received oseltamivir 2 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
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| Primary | Maximum Observed Plasma Concentration (Cmax) of Oseltamivir and Oseltamivir Carboxylate on Day 1 | | PK population. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | nanogram/milliliter (ng/mL) | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 1 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | |
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| Primary | Cmax of Oseltamivir and Oseltamivir Carboxylate on Day 2 | | PK population. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | ng/mL | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 2 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | Participants aged 0 to 30 days received oseltamivir 2 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
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| Primary | Cmax of Oseltamivir and Oseltamivir Carboxylate on Day 4 | | PK population. Number of participants analyzed = participants who were evaluable for this outcome. | Posted | | Geometric Mean | Geometric Coefficient of Variation | ng/mL | | Pre-dose (Hour 0), 2 and 4 hours post-dose on Day 4 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | Participants aged 0 to 30 days received oseltamivir 2 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
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| Secondary | Time to the Maximum Observed Plasma Concentration (Tmax) of Oseltamivir and Oseltamivir Carboxylate | | PK population. Number of participants analyzed = participants who were evaluable for this outcome, n = number of participants evaluable for specified categories. | Posted | | Geometric Mean | Geometric Coefficient of Variation | hours | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 1 and Day 2, pre-dose (Hour 0), 2 and 4 hours post-dose on Day 4 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 |
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| Secondary | Last Measurable Plasma Concentration (Clast) of Oseltamivir and Oseltamivir Carboxylate | | PK population. Number of participants analyzed = participants who were evaluable for this outcome, n = number of participants evaluable for specified categories. | Posted | | Geometric Mean | Geometric Coefficient of Variation | ng/mL | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 1 and Day 2, pre-dose (Hour 0), 2 and 4 hours post-dose on Day 4 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 |
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| Secondary | Time of the Last Measurable Plasma Concentration (Tlast) of Oseltamivir and Oseltamivir Carboxylate | | PK population. Number of participants analyzed = participants who were evaluable for this outcome, n = number of participants evaluable for specified categories. | Posted | | Geometric Mean | Geometric Coefficient of Variation | hours | | Pre-dose (Hour 0), 2, 3-4, 5-7, and 10-12 hours post-dose on Day 1 and Day 2, pre-dose (Hour 0), 2 and 4 hours post-dose on Day 4 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 |
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| Secondary | Number of Participants With Greater Than or Equal to (≥) 5-Fold Change in Neuraminidase Inhibition (NAI) Assay 50 Percent (%) Inhibitory Concentration (IC50) Values | IC50 was defined as the concentration that causes 50% inhibition of viral activity. IC50 values were calculated using NAI assay. The 5-fold change was calculated as either ≥5 times change in the NAI IC50 visit value from the Reference value at a visit or ≥5 times change in the NAI IC50 Visit value from the Baseline value. | Safety population included all participants who received at least one dose of IV study medication and had a safety assessment performed after initiation of treatment. Here, number of participants analyzed = participants evaluable for this outcome measure, and n = participants evaluable for specified time-point, for each arm, respectively. | Posted | | Number | | participants | | Baseline, Days 1, 3, 4, 6, 15 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. |
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| Secondary | Number of Participants With Oseltamivir Resistance Mutation | Resistance was assessed by neuraminidase (NA) and hemagglutinin (HA) genes sequencing analysis, using Reverse Transcription Polymerase Chain Reaction (RT-PCR). | | Posted | | Number | | participants | | Up to Day 30 | | | | ID | Title | Description |
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| OG000 | Oseltamivir: Age 91 to < 365 Days | Participants aged 91 to <365 days received oseltamivir 3 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG001 | Oseltamivir: Age 31 to 90 Days | Participants aged 31 to 90 days received oseltamivir 2.5 mg/kg twice daily (every 12 hours) IV over 5 or 6 days for a total of 10 doses. For participants who did not receive all 10 doses IV, treatment could be completed with oral oseltamivir suspension (twice daily). If medically necessary, participants were allowed to receive an additional 10 doses of IV or oral oseltamivir after the initial 10 doses. | | OG002 | Oseltamivir: Age 0 to 30 Days | |
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