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Drug Safety-related Labeling Changes (SrLC)

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SUNOSI (NDA-211230)

(SOLRIAMFETOL HYDROCHLORIDE)

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

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06/29/2023 (SUPPL-9)

Approved Drug Label (PDF)

8 Use in Specific Populations

8.2 Lactation

Additions and/or revisions underlined:

Risk Summary

Available data from a lactation study in 6 women indicate that solriamfetol is present in human milk. The daily infant dose is 0.112 mg/kg (based on nominal infant weight of 6 kg) and the relative infant dose (RID) is approximately .3+

6 effects of solriamfetol on a breastfed infant or its effects on milk production.

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

Clinical Considerations

Monitor infants exposed to SUNOSI for signs of agitation, insomnia, and reduced weight gain.

 Data

A single-dose milk and plasma lactation study was conducted in 6 healthy adult lactating women who were between 10 days and 52 weeks postpartum and were administered a single oral 150 mg dose of SUNOSI. The cumulative median amount excreted in breast milk was 0.67 mg over 72 hours, which is about 5.5% of the maternal dose on a weight-adjusted basis. Of the total amount of solriamfetol excreted in breast milk over 72 hours, approximately 78% and 98% were excreted by 8 and 24 hours, respectively, with an apparent mean elimination half-life in breast milk of about 5 hours.

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

PATIENT COUNSELING INFORMATION

Additions and/or revisions underlined:

Lactation

Advise breastfeeding patients using SUNOSI to monitor infants for signs of agitation, insomnia, and reduced weight [see Use in Specific Populations (8.2)].

MEDICATION GUIDE

Additions and/or revisions underlined:

Before taking SUNOSI, tell your healthcare provider about all your medical conditions, including if you:

  • are breastfeeding or plan to breastfeed. SUNOSI passes into your breastmilk. Talk to your healthcare provider about the best way to feed your baby if you take SUNOSI.

10/20/2021 (SUPPL-4)

Approved Drug Label (PDF)

6 Adverse Reactions

Postmarketing Experience

(Newly added section)

The following adverse reactions have been reported during post-approval use of SUNOSI. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure:

Immune system disorders: Hypersensitivity (rash erythematous, rash [unspecified], and urticaria).