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Drug Safety-related Labeling Changes (SrLC)

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DAPTOMYCIN (NDA-210282)

(DAPTOMYCIN)

Safety-related Labeling Changes Approved by FDA Center for Drug Evaluation and Research (CDER)

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04/30/2025 (SUPPL-4)

Approved Drug Label (PDF)

6 Adverse Reactions

6.2 Postmarketing Experience

Additions and/or revisions underlined:

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Metabolic and Nutritional Disorders: hyperkalemia

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08/08/2022 (SUPPL-1)

Approved Drug Label (PDF)

5 Warnings and Precautions

5.12 Development of Drug-Resistant Bacteria

Subsection title revised

7 Drug Interactions

7.1 HMG-CoA Reductase Inhibitors

Additions and/or revisions underlined:

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Experience with the co-administration of HMG-CoA reductase inhibitors and daptomycin in patients is limited; therefore, consideration should be given to suspending use of HMG-CoA reductase inhibitors temporarily in patients receiving Daptomycin for Injection.

7.2 Drug-Laboratory Test Interactions

Additions and/or revisions underlined:

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If confronted with an abnormally high PT/INR result in a patient being treated with daptomycin, it is recommended that clinicians:

  1. Repeat the assessment of PT/INR, requesting that the specimen be drawn just prior to the next Daptomycin for Injection dose (i.e., at trough concentration). If the PT/INR value obtained at trough remains substantially elevated above what would otherwise be expected, consider evaluating PT/INR utilizing an alternative method.

  2. Evaluate for other causes of abnormally elevated PT/INR results.

8 Use in Specific Populations

8.2 Lactation

Additions and/or revisions underlined:

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The developmental and health benefits of breastfeeding should be considered along with the mother’s clinical need for Daptomycin for Injection and any potential adverse effects on the breastfed infant from Daptomycin for Injection or from the underlying maternal condition.

17 PCI/PI/MG (Patient Counseling Information/Patient Information/Medication Guide)

PATIENT COUNSELING INFORMATION

Additions and/or revisions underlined:

Allergic Reactions

Advise patients that allergic reactions, including serious skin, kidney, lung, or other organ reactions, could occur and that these serious reactions require immediate treatment. Patients should report any previous allergic reactions to daptomycin [see Warnings and Precautions (5.1, 5.4, 5.5)].

Muscle Pain or Weakness (Myopathy and Rhabdomyolysis, Peripheral Neuropathy)

Advise patients to report muscle pain or weakness, especially in the forearms and lower legs, as well as tingling or numbness [see Warnings and Precautions (5.2, 5.6)].

Cough, Breathlessness or Fever (Eosinophilic Pneumonia)

Advise patients to report any symptoms of cough, breathlessness, or fever [see Warnings and Precautions (5.3)].

C. difficile-Associated Diarrhea (CDAD)

Advise patients that diarrhea is a common problem caused by antibacterials, including Daptomycin for Injection that usually ends when the antibacterial is discontinued. Sometimes after starting treatment with antibacterials, including Daptomycin for Injection, patients can develop watery and bloody stools (with or without stomach cramps and fever), even as late as 2 or more months after having received the last dose of the antibacterial. If this occurs, patients should contact their physician as soon as possible [see Warnings and Precautions (5.8)],

Antibacterial Resistance

Patients should be counseled that antibacterial drugs, including Daptomycin for Injection, should be used to treat bacterial infections. They do not treat viral infections (e.g., the common cold). When Daptomycin for Injection is prescribed to treat a bacterial infection, patients should be told that although it is common to feel better early in the course of therapy, the medication should be administered exactly as directed. Skipping doses or not completing the full course of therapy may (1) decrease the effectiveness of the immediate treatment and (2) increase the likelihood that bacteria will develop resistance and will not be treatable by Daptomycin for Injection or other antibacterial drugs in the future.