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Drug Safety-related Labeling Changes (SrLC)

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NAYZILAM (NDA-211321)

(MIDAZOLAM)

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

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01/13/2023 (SUPPL-8)

Approved Drug Label (PDF)

5 Warnings and Precautions

5.9 Neonatal Sedation and Withdrawal Syndrome

Newly added information:

Use of NAYZILAM late in pregnancy can result in sedation (respiratory depression, lethargy, hypotonia) and/or withdrawal symptoms (hyperreflexia, irritability, restlessness, tremors, inconsolable crying, and feeding difficulties) in the neonate [see Use in Specific Populations (8.1)]. Monitor neonates exposed to NAYZILAM during pregnancy or labor for signs of sedation and monitor neonates exposed to NAYZILAM during pregnancy for signs of withdrawal; manage these neonates accordingly.

6 Adverse Reactions

Additions and revisions underlined:

The following serious adverse reactions are discussed in more detail in other sections of the labeling:

. . .

  • Neonatal Sedation and Withdrawal Syndrome [see Warnings and Precautions (5.9)]

8 Use in Specific Populations

8.1 Pregnancy

Extensive changes; please refer to label

8.2 Lactation

Additions and revisions underlined:

Risk Summary

Midazolam is excreted in human milk. There are reports of sedation, poor feeding and poor weight gain in infants exposed to benzodiazepines through breast milk. There are no data on the effects of midazolam on milk production.

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

Clinical Considerations

Infants exposed to NAYZILAM through breast milk should be monitored for sedation, poor feeding and poor weight gain.

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

Medication Guide

Additions and revisions underlined:

Before you use NAYZILAM, tell your healthcare provider about all your medical conditions, including if you:

. . .

  • are pregnant or plan to become pregnant.

    • Taking NAYZILAM late in pregnancy may cause your baby to have symptoms of sedation (breathing problems, sluggishness, low muscle tone), and/or withdrawal symptoms (jitteriness, irritability, restlessness, shaking, excessive crying, feeding problems).

    • Tell your healthcare provider right away if you become pregnant or think you are pregnant during treatment with NAYZILAM.

    • Breastfeeding during treatment with NAYZILAM may cause your baby to have sleepiness, feeding problems, and decreased weight gain.

Talk to your healthcare provider about the best way to feed your baby while you take NAYZILAM.

PATIENT COUNSELING INFORMATION

Additions and revisions underlined:

Pregnancy

Advise pregnant females that the use of NAYZILAM late in pregnancy can result in sedation (respiratory depression, lethargy, hypotonia) and/or withdrawal symptoms (hyperreflexia, irritability, restlessness, tremors, inconsolable crying, and feeding difficulties) in newborns [see Warnings and Precautions (5.9) and Use in Specific Populations (8.1)]. Instruct patients to inform their healthcare provider if they are pregnant. Encourage patients to enroll in the North American Antiepileptic Drug (NAAED) Pregnancy Registry if they become pregnant. The registry is collecting information about the safety of antiepileptic drugs during pregnancy [see Use in Specific Populations (8.1)].

Lactation

Counsel patients that midazolam, the active ingredient in NAYZILAM, is excreted in breast milk. Instruct patients to inform their healthcare provider if they are breastfeeding or intend to breastfeed. Instruct breastfeeding patients who take NAYZILAM to monitor their infants for excessive sedation, poor feeding and poor weight gain, and to seek medical attention if they notice these signs [see Use in Specific Populations (8.2)].

02/05/2021 (SUPPL-5)

Approved Drug Label (PDF)

Boxed Warning

(Additions and/or revisions underlined)

WARNING: RISKS FROM CONCOMITANT USE WITH

OPIOIDS; ABUSE, MISUSE, AND ADDICTION; and

DEPENDENCE AND WITHDRAWAL REACTIONS

See full prescribing information for complete boxed warning.

• Concomitant use of benzodiazepines and opioids may result

in profound sedation, respiratory depression, coma, and

death (5.1, 7.2)

The use of benzodiazepines, including NAYZILAM, exposes

users to risks of abuse, misuse, and addiction, which can lead

to overdose or death. Before prescribing NAYZILAM and

throughout treatment, assess each patient’s risk for abuse,

misuse, and addiction (5.2).

• Although NAYZILAM is indicated only for intermittent use

(1, 2), if used more frequently than recommended, abrupt

discontinuation or rapid dosage reduction of NAYZILAM

may precipitate acute withdrawal reactions, which can be

life-threatening. For patients using NAYZILAM more

frequently than recommended, to reduce the risk of

withdrawal reactions, use a gradual taper to discontinue

NAYZILAM (5.3).

5 Warnings and Precautions

5.2 Abuse, Misuse, and Addiction

(Newly added section)

The use of benzodiazepines, including NAYZILAM, exposes users to the risks of abuse, misuse, and addiction, which can lead to overdose or death. Abuse and misuse of benzodiazepines often (but not always) involve the use of doses greater than the maximum recommended dosage and commonly involve concomitant use of other medications, alcohol, and/or illicit substances, which is associated with an increased frequency of serious adverse outcomes, including respiratory depression, overdose, or death [see Drug Abuse and Dependence (9.2)].

 

Before prescribing NAYZILAM and throughout treatment, assess each patient’s risk for abuse, misuse, and addiction. Use of NAYZILAM, particularly in patients at elevated risk, necessitates counseling about the risks and proper use of NAYZILAM along with monitoring for signs and symptoms of abuse, misuse, and addiction. Do not exceed the recommended dosing frequency; avoid or minimize concomitant use of CNS depressants and other substances associated with abuse, misuse, and addiction (e.g., opioid analgesics, stimulants); and advise patients on the proper disposal of unused drug. If a substance use disorder is suspected, evaluate the patient and institute (or refer them for) early treatment, as appropriate.

5.3 Dependence and Withdrawal Reactions After Use of NAYZILAM More Frequently Than Recommended

(Newly added section)

For patients using NAYZILAM more frequently than recommended, to reduce the risk of withdrawal reactions, use a gradual taper to discontinue NAYZILAM (a patient-specific plan should be used to taper the dose). Patients at an increased risk of withdrawal adverse reactions after benzodiazepine discontinuation or rapid dosage reduction include those who take higher dosages, and those who have had longer durations of use.

Acute Withdrawal Reactions

The continued use of benzodiazepines may lead to clinically significant physical dependence. Although NAYZILAM is indicated only for intermittent use [see Indications and Usage (1) and Dosage and Administration (2)], if used more frequently than recommended, abrupt discontinuation or rapid dosage reduction of NAYZILAM, or administration of flumazenil (a benzodiazepine antagonist) may precipitate acute withdrawal reactions, which can be life- threatening (e.g., seizures) [see Drug Abuse and Dependence (9.3)].

Protracted Withdrawal Syndrome

In some cases, benzodiazepine users have developed a protracted withdrawal syndrome with withdrawal symptoms lasting weeks to more than 12 months [see Drug Abuse and Dependence (9.3)].

6 Adverse Reactions

(Additions and/or revisions underlined)

The following serious adverse reactions are discussed in more detail in other sections of the labeling:

  • Risks from Concomitant Use with Opioids [see Warnings and Precautions (5.1)]

  • Abuse, Misuse, and Addiction [see Warnings and Precautions (5.2)]

  • Dependence and Withdrawal Reactions After Use of NAYZILAM More Frequently Than Recommended [see Warnings and Precautions (5.3)]

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

Medication Guide

(Extensive changes; please refer to label)

Patient Counseling Information

(Newly added information)

Abuse, Misuse, and Addiction

Inform patients that use of NAYZILAM more frequently than recommended, even at recommended dosages, exposes users to risks of abuse, misuse, and addiction, which can lead to overdose and death, especially when used in combination with other medications (e.g., opioid analgesics), alcohol, and/or illicit substances. Inform patients about the signs and symptoms of benzodiazepine abuse, misuse, and addiction; to seek medical help if they develop these signs and/or symptoms; and on the proper disposal of unused drug [see Warnings and Precautions (5.2) and Drug Abuse and Dependence (9.2)].

Withdrawal Reactions

Inform patients that use of NAYZILAM more frequently than recommended may lead to clinically significant physical dependence and that abrupt discontinuation or rapid dosage reduction of NAYZILAM may precipitate acute withdrawal reactions, which can be life- threatening. Inform patients that in some cases, patients taking benzodiazepines have developed a protracted withdrawal syndrome with withdrawal symptoms lasting weeks to more than 12 months [see Warnings and Precautions (5.3) and Drug Abuse and Dependence (9.3)].