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Drug Safety-related Labeling Changes (SrLC)

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EMTRIVA (NDA-021500)

(EMTRICITABINE)

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

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12/10/2018 (SUPPL-29)

Approved Drug Label (PDF)

Boxed Warning

Revised, as below:

WARNING: POSTTREATMENT ACUTE EXACERBATION OF HEPATITIS B

Severe acute exacerbations of hepatitis B (HBV) have been reported in patients who are coinfected with HIV-1 and HBV and have discontinued EMTRIVA. Hepatic function should be monitored closely with both clinical and laboratory follow-up for at least several months in patients who are coinfected with HIV-1 and HBV and discontinue EMTRIVA. If appropriate, initiation of anti-hepatitis B therapy may be warranted.

5 Warnings and Precautions

Additions and/or revisions underlined:

5.1 Severe Acute Exacerbation of Hepatitis B in Patients Coinfected with HIV-1 and HPV

Extensive changes; please refer to label for complete information.

5.3 Lactic Acidosis/Severe Hepatomegaly with Steatosis

Lactic acidosis and severe hepatomegaly with steatosis, including fatal cases, have been reported with the use of nucleoside analogs, including FTC, alone or in combination with other antiretrovirals. Treatment with EMTRIVA should be suspended in any patient …

5.4 Dose Adjustment in Patients with New Onset or Worsening Renal Impairment

6 Adverse Reactions

Additions and revisions underlined:

  • Severe Acute Exacerbation of Hepatitis B in Patients Coinfected with HIV-1 and HBV

6.1 Clinical Trials Experience

Adverse Reactions from Clinical Trials Experience in Adults

Following Table 3, extensive changes; please refer to label for complete information.

Adverse Reactions from Clinical Trials Experience in Pediatric Subjects

8 Use in Specific Populations

8.1 Pregnancy

8.2 Lactation

PLLR conversion; extensive changes. Please refer to label for complete information.

Additions and/or revisions underlined:

8.6 Renal Impairment

Modify the dose or dosing interval for EMTRIVA in patients with creatinine clearance below 50 mL/min or in patients with end stage renal disease requiring dialysis.

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

PATIENT COUNSELING INFORMATION

Extensive changes; please refer to label for complete information.

PATIENT INFORMATION

Reformatted; please refer to label for complete information.

04/07/2017 (SUPPL-28)

Approved Drug Label (PDF)

5 Warnings and Precautions

5.3 Coadministration with Related Products

(Additions and/or revisions are underlined)

EMTRIVA is a component of ATRIPLA (a fixed-dose combination of efavirenz, emtricitabine, and tenofovir disoproxil fumarate [tenofovir DF]), COMPLERA (a fixed- dose combination of emtricitabine, rilpivirine, and tenofovir DF), DESCOVY (a fixed- dose combination of emtricitabine and tenofovir alafenamide), ODEFSEY (a fixed-dose combination of emtricitabine, rilpivirine, and tenofovir alafenamide), GENVOYA (a fixed- dose combination of elvitegravir, cobicistat, emtricitabine, and tenofovir alafenamide), STRIBILD (a fixed-dose combination of elvitegravir, cobicistat, emtricitabine, and tenofovir DF), and TRUVADA (a fixed-dose combination of emtricitabine and tenofovir DF). EMTRIVA should not be coadministered with ATRIPLA, COMPLERA, DESCOVY, GENVOYA, ODEFSEY, STRIBILD, or TRUVADA. Due to similarities between emtricitabine and lamivudine, EMTRIVA should not be coadministered with other drugs containing lamivudine, including Combivir (lamivudine/zidovudine), Epivir or Epivir-HBV (lamivudine), Epzicom (abacavir sulfate/lamivudine), Triumeq (abacavir sulfate/dolutegravir/lamivudine), or Trizivir (abacavir sulfate/lamivudine/zidovudine).

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

PATIENT COUNSELING INFORMATION

(Additions and/or revisions are underlined)

Inform patients that:

  • Advise patients to avoid doing things that can spread HIV to others.

Inform patients that:

  • Severe acute exacerbations of Hepatitis B have been reported in patients who are coinfected with HBV and HIV-1 and have discontinued EMTRIVA
  • EMTRIVA should not be coadministered with ATRIPLA, COMPLERA, DESCOVY, GENVOYA, ODEFSEY, STRIBILD, or TRUVADA; or with other drugs containing lamivudine, including Combivir (lamivudine/zidovudine), Epivir or Epivir-HBV (lamivudine), Epzicom (abacavir sulfate/lamivudine), Triumeq (abacavir sulfate/dolutegravir/lamivudine), or Trizivir (abacavir sulfate/lamivudine/zidovudine)
  • Immune reconstitution syndrome has been reported in patients treated with combination antiretroviral therapy, including EMTRIVA
PATIENT INFORMATION

(Additions and/or revisions are underlined)

Who should not take EMTRIVA?

Do not take EMTRIVA if you are already taking ATRIPLA, COMPLERA, DESCOVY, GENVOYA, ODEFSEY, STRIBILD, TRUVADA, Combivir, Epivir, Epivir-HBV, Epzicom, Triumeq, or Trizivir because these medicines contain the same or similar active ingredients.

 

What are the possible side effects of EMTRIVA?

Too much lactic acid in your blood (lactic acidosis). Too much lactic acid is a serious but rare medical emergency that can lead to death. Tell your healthcare provider right away if you get these symptoms: weakness or being more tired than usual, unusual muscle pain, being short of breath or fast breathing, stomach pain with nausea and vomiting, cold or blue hands and feet, feel dizzy or lightheaded, or a fast or abnormal heartbeat.

Severe liver problems. In rare cases, severe liver problems can happen that can lead to death. Tell your healthcare provider right away if you get these symptoms: skin or the white part of your eyes turns yellow, dark “tea-colored” urine, light-colored stools, loss of appetite for several days or longer, nausea, or stomach-area pain.