Source: Medicines & Healthcare Products Regulatory Agency (GB) Revision Year: 2019 Publisher: Merck Sharp & Dohme B.V., Waarderweg 39, 2031 BN Haarlem, The Netherlands
Cubicin is indicated for the treatment of the following infections (see sections 4.4 and 5.1).
Daptomycin is active against Gram positive bacteria only (see section 5.1). In mixed infections where Gram negative and/or certain types of anaerobic bacteria are suspected, Cubicin should be coadministered with appropriate antibacterial agent(s).
Consideration should be given to official guidance on the appropriate use of antibacterial agents.
Clinical studies in patients employed infusion of daptomycin over 30 minutes. There is no clinical experience in patients with the administration of daptomycin as an injection over 2 minutes. This mode of administration was only studied in healthy subjects. However, when compared with the same doses given as intravenous infusions over 30 minutes there were no clinically important differences in the pharmacokinetics and safety profile of daptomycin (see also sections 4.8 and 5.2).
Cubicin is administered intravenously in 0.9% sodium chloride (see section 6.6). Cubicin should not be used more frequently than once a day.
Creatine phosphokinase (CPK) levels must be measured at baseline and at regular intervals (at least weekly) during treatment (see section 4.4).
Daptomycin is eliminated primarily by the kidney.
Due to limited clinical experience (see table and footnotes below) Cubicin should only be used in patients with any degree of renal impairment (CrCl <80 ml/min) when it is considered that the expected clinical benefit outweighs the potential risk. The response to treatment, renal function and creatine phosphokinase (CPK) levels should be closely monitored in all patients with any degree of renal impairment (see also sections 4.4 and 5.2). The dosage regimen for Cubicin in paediatric patients with renal impairment has not been established.
Dose adjustments in patients with renal impairment by indication and creatinine clearance:
Indication for use | Creatinine clearance | Dose recommendation | Comments |
---|---|---|---|
cSSTI without S. aureus bacteraemia | ≥30 ml/min | 4 mg/kg once daily | See section 5.1 |
<30 ml/min | 4 mg/kg every 48 hours | (1,2) | |
RIE or cSSTI associated with S. aureus bacteraemia | ≥30 ml/min | 6 mg/kg once daily | See section 5.1 |
<30 ml/min | 6 mg/kg every 48 hours | (1,2) |
cSSTI = complicated skin and soft-tissue infections; SAB = S. aureus bacteraemia
(1) The safety and efficacy of the dose interval adjustment have not been evaluated in controlled clinical trials and the recommendation is based on pharmacokinetic studies and modelling results (see sections 4.4 and 5.2).
(2) The same dose adjustments, which are based on pharmacokinetic data in volunteers including PK modelling results, are recommended for patients on haemodialysis (HD) or continuous ambulatory peritoneal dialysis (CAPD). Whenever possible, Cubicin should be administered following the completion of dialysis on dialysis days (see section 5.2).
No dose adjustment is necessary when administering Cubicin to patients with mild or moderate hepatic impairment (Child-Pugh Class B) (see section 5.2). No data are available in patients with severe hepatic impairment (Child-Pugh Class C). Therefore caution should be exercised if Cubicin is given to such patients.
The recommended doses should be used in elderly patients except those with severe renal impairment (see above and section 4.4).
The recommended dosage regimens for paediatric patients based on age and indication are shown below.
Age group | Indication | |||
---|---|---|---|---|
cSSTI without SAB | cSSTI associated with SAB | |||
Dosage Regimen | Duration of Therapy | Dosage Regimen | Duration of Therapy | |
12 to 17 years | 5 mg/kg once every 24 hours infused over 30 minutes | Up to 14 Days | 7 mg/kg once every 24 hours infused over 30 minutes | (1) |
7 to 11 years | 7 mg/kg once every 24 hours infused over 30 minutes | 9 mg/kg once every 24 hours infused over 30 minutes | ||
2 to 6 years | 9 mg/kg once every 24 hours infused over 60 minutes | 12 mg/kg once every 24 hours infused over 60 minutes | ||
1 to <2 years | 10 mg/kg once every 24 hours infused over 60 minutes | 12 mg/kg once every 24 hours infused over 60 minutes |
cSSTI = complicated skin and soft-tissue infections; SAB = S. aureus bacteraemia;
1 Minimum duration of Cubicin for paediatric SAB should be in accordance with the perceived risk of complications in the individual patient. The duration of Cubicin may need to be longer than 14 days in accordance with the perceived risk of complications in the individual patient. In the paediatric SAB study, the mean duration of IV Cubicin was 12 days, with a range of 1 to 44 days. The duration of therapy should be in accordance with available official recommendations.
Cubicin is administered intravenously in 0.9% sodium chloride (see section 6.6). Cubicin should not be used more frequently than once a day.
Creatine phosphokinase (CPK) levels must be measured at baseline and at regular intervals (at least weekly) during treatment (see section 4.4).
Paediatric patients below the age of one year should not be given Cubicin due to the risk of potential effects on muscular, neuromuscular and/or nervous systems (either peripheral and/or central) that were observed in neonatal dogs (see section 5.3).
In adults, Cubicin is given by intravenous infusion (see section 6.6) and administered over a 30-minute period or by intravenous injection (see section 6.6) and administered over a 2-minute period.
In paediatric patients aged 7 to 17 years, Cubicin is given by intravenous infusion over a 30-minute period (see section 6.6). In paediatric patients aged 1 to 6 years, Cubicin is given by intravenous infusion over a 60-minute period (see section 6.6).
In the event of overdose, supportive care is advised. Daptomycin is slowly cleared from the body by haemodialysis (approximately 15% of the administered dose is removed over 4 hours) or by peritoneal dialysis (approximately 11% of the administered dose is removed over 48 hours).
Shelf life: 3 years.
After reconstitution: Chemical and physical in-use stability of the reconstituted solution in the vial has been demonstrated for 12 hours at 25°C and up to 48 hours at 2°C–8°C. Chemical and physical stability of the diluted solution in infusion bags is established as 12 hours at 25°C or 24 hours at 2°C–8°C.
For the 30-minute intravenous infusion, the combined storage time (reconstituted solution in vial and diluted solution in infusion bag; see section 6.6) at 25°C must not exceed 12 hours (or 24 at 2°C–8°C).
For the 2-minute intravenous injection, the storage time of the reconstituted solution in the vial (see section 6.6) at 25°C must not exceed 12 hours (or 48 at 2°C–8°C).
However, from a microbiological point of view the product should be used immediately. No preservative or bacteriostatic agent is present in this product. If not used immediately, in-use storage times are the responsibility of the user and would not normally be longer than 24 hours at 2°C–8°C, unless reconstitution/dilution has taken place in controlled and validated aseptic conditions.
Store in a refrigerator (2°C–8°C).
For storage conditions of the reconstituted or reconstituted and diluted medicinal product see section 6.3.
Cubicin 350 mg powder for solution for injection or infusion: Single use 10 ml type I clear glass vials with type I rubber stoppers and aluminium closures with yellow plastic flip off caps.
Cubicin 500 mg powder for solution for injection or infusion Single use 10 ml type I clear glass vials with type I rubber stoppers and aluminium closures with blue plastic flip off caps.
Available in packs containing 1 vial or 5 vials. Not all pack sizes may be marketed.
Daptomycin may be administered intravenously as an infusion over 30 minutes or as an injection over 2 minutes (see sections 4.2 and 5.2). Preparation of the solution for infusion requires an additional dilution step as detailed below.
A 50 mg/ml concentration of Cubicin for infusion is obtained by reconstituting the lyophilised product with 7 ml of sodium chloride 9 mg/ml (0.9%) solution for injection.
The lyophilised product takes approximately 15 minutes to dissolve. The fully reconstituted product will appear clear and may have a few small bubbles or foam around the edge of the vial.
To prepare Cubicin for intravenous infusion, please adhere to the following instructions:
Aseptic technique should be used throughout to reconstitute lyophilised Cubicin.
The following have been shown to be compatible when added to Cubicin containing infusion solutions: aztreonam, ceftazidime, ceftriaxone, gentamicin, fluconazole, levofloxacin, dopamine, heparin and lidocaine.
Water should not be used for reconstitution of Cubicin for intravenous injection. Cubicin should only be reconstituted with sodium chloride 9 mg/ml (0.9%).
A 50 mg/ml concentration of Cubicin for injection is obtained by reconstituting the lyophilised product with 7 ml of sodium chloride 9 mg/ml (0.9%) solution for injection.
The lyophilised product takes approximately 15 minutes to dissolve. The fully reconstituted product will appear clear and may have a few small bubbles or foam around the edge of the vial.
To prepare Cubicin for intravenous injection, please adhere to the following instructions:
Aseptic technique should be used throughout to reconstitute lyophilised Cubicin.
Cubicin vials are for single-use only.
From a microbiological point of view, the product should be used immediately after reconstitution (see section 6.3).
Any unused medicinal product or waste material should be disposed of in accordance with local requirements.
A 50 mg/ml concentration of Cubicin for infusion is obtained by reconstituting the lyophilised product with 10 ml of sodium chloride 9 mg/ml (0.9%) solution for injection.
The lyophilised product takes approximately 15 minutes to dissolve. The fully reconstituted product will appear clear and may have a few small bubbles or foam around the edge of the vial.
To prepare Cubicin for intravenous infusion, please adhere to the following instructions:
Aseptic technique should be used throughout to reconstitute lyophilised Cubicin.
The following have been shown to be compatible when added to Cubicin containing infusion solutions: aztreonam, ceftazidime, ceftriaxone, gentamicin, fluconazole, levofloxacin, dopamine, heparin and lidocaine.
Water should not be used for reconstitution of Cubicin for intravenous injection. Cubicin should only be reconstituted with sodium chloride 9 mg/ml (0.9%).
A 50 mg/ml concentration of Cubicin for injection is obtained by reconstituting the lyophilised product with 10 ml of sodium chloride 9 mg/ml (0.9%) solution for injection.
The lyophilised product takes approximately 15 minutes to dissolve. The fully reconstituted product will appear clear and may have a few small bubbles or foam around the edge of the vial.
To prepare Cubicin for intravenous injection, please adhere to the following instructions:
Aseptic technique should be used throughout to reconstitute lyophilised Cubicin.
Cubicin vials are for single-use only.
From a microbiological point of view, the product should be used immediately after reconstitution (see section 6.3).
Any unused medicinal product or waste material should be disposed of in accordance with local requirements.
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