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Injectable Medicine

Cubicin 350 mg Powder for Injection or Infusion

Quick summary Cubicin 350 mg powder for solution for injection or infusion contains daptomycin, an antibiotic used for serious Gram-positive bacterial infections. It is given by a healthcare professional as an intravenous injection or...

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Medical disclaimer

This content is for educational purposes only and does not replace medical advice, diagnosis or treatment from a qualified healthcare professional.

Quick summary

Cubicin 350 mg powder for solution for injection or infusion contains daptomycin, an antibiotic used for serious Gram-positive bacterial infections. It is given by a healthcare professional as an intravenous injection or infusion.

Medical disclaimer: This article is for general information only and does not replace the official product leaflet, a doctor’s advice, or a pharmacist’s guidance. Treatment decisions, dosing, and monitoring must be made by a qualified healthcare professional.

What is Cubicin 350 mg powder for solution for injection or infusion?

Cubicin 350 mg is a branded form of daptomycin, a cyclic lipopeptide antibacterial medicine. It is supplied as a powder that must be prepared before intravenous use.

The medicine is used in clinical settings for serious infections caused by certain Gram-positive bacteria. The original content notes use in adults and in children aged 1 to 17 years.

What is Cubicin used for?

According to the original content, Cubicin is used for serious bacterial infections, including:

  • Complicated skin and soft tissue infections
  • Bloodstream infections caused by Staphylococcus aureus
  • Infections where resistant bacteria may be a concern, including MRSA

Because this is a hospital-type antibiotic, the exact use depends on the infection being treated and the patient’s clinical situation.

How is Cubicin administered?

Cubicin is given intravenously. The powder is reconstituted and then administered by slow infusion, with the original content describing an infusion time of about 30 minutes.

Administration should be carried out by trained healthcare staff. Patients are usually monitored during treatment for immediate reactions and for problems at the infusion site.

What should be checked before treatment?

The original content highlights the importance of reviewing the patient’s overall health before treatment begins. In practice, healthcare professionals may consider:

  • Kidney function
  • Other medicines being taken
  • Any history of allergy or previous reaction to antibiotics
  • Whether muscle-related monitoring is needed

If you are a patient or caregiver, the official leaflet and the prescribing team are the best sources for preparation and monitoring instructions.

What are the dosage recommendations for daptomycin?

The original content states that dosage depends on the infection type and renal function. It gives one example for skin infections:

  • Skin infections: 4 mg/kg once daily for up to 14 days

For bloodstream infections, the original content says the dose may be adjusted based on severity. Exact dosing should always be confirmed by the prescribing clinician and the official product information.

What are the possible side effects of Cubicin?

The original content lists the following possible side effects:

  • Muscle pain or weakness
  • Allergic reactions such as rash and itching
  • Nausea, vomiting, or diarrhea

It also notes that muscle-related symptoms may need close monitoring, along with kidney function and creatine phosphokinase (CPK) levels.

Severe symptoms or signs of allergy need urgent medical attention.

What precautions are mentioned for daptomycin?

The original content highlights these precautions:

  • Monitor renal function, especially in people with kidney problems
  • Use caution with statins because of the risk of muscle-related side effects
  • Watch for signs of allergic reactions or severe muscle pain

Medication history should be reviewed carefully before treatment.

How should Cubicin be stored?

The original content says the powder should be stored at room temperature and protected from extreme temperatures and direct sunlight.

After reconstitution, the solution should be used immediately or stored in the refrigerator for a short period, according to the product instructions.

At a glance

Topic What the original content says
Active ingredient Daptomycin
Form Powder for solution for injection or infusion
Route Intravenous
Main uses Serious Gram-positive infections, including skin/soft tissue and bloodstream infections
Monitoring Kidney function and CPK may be checked

Frequently asked questions

▸ How do you dilute daptomycin 350 mg?

The original content says to use the recommended diluent, such as sterile water for injection or 0.9% sodium chloride, and to mix gently until dissolved. Preparation should follow the official instructions and be done by trained staff.

▸ What is daptomycin 350 mg used for?

It is used for serious Gram-positive bacterial infections, including complicated skin and soft tissue infections and bloodstream infections caused by Staphylococcus aureus.

▸ Is daptomycin given as an infusion?

Yes. The original content states that it is prepared from powder and given intravenously as a slow infusion.

▸ What side effects are mentioned in the original content?

Muscle pain or weakness, rash, itching, nausea, vomiting, and diarrhea are listed. The content also notes the need to watch for more serious muscle-related problems.

▸ Why are kidney tests and CPK checks mentioned?

The original content says these tests may be used to monitor safety during treatment, especially because kidney function and muscle-related effects are important with daptomycin.

Safety reminder

If you have been prescribed Cubicin, follow the instructions from your healthcare team and the official leaflet. Seek urgent medical help for severe allergy symptoms, breathing problems, or significant muscle pain or weakness.

Editorial note Active Ingredients Online Editorial Team This article is prepared as educational medicine information for general readers. It is written to support understanding of active ingredients, medicine uses, possible side effects, precautions and safety-related questions.
Published: March 16, 2026 Updated: May 10, 2026 Educational content

Medical disclaimer

This content is for educational purposes only. It should not be used as a substitute for professional medical advice, diagnosis or treatment. Always ask a doctor, pharmacist or qualified healthcare professional before starting, stopping or changing any medicine.

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Final note

Medicine information can change and may vary depending on country, product formulation, patient history and professional guidance. Always check official medicine information and ask a healthcare professional for personal medical questions.

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