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Drug Safety-related Labeling Changes (SrLC)

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AMOXIL (NDA-050542)

(AMOXICILLIN)

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

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05/01/2024 (SUPPL-32)

Approved Drug Label (PDF)

5 Warnings and Precautions

Newly added information:

Drug-Induced Enterocolitis Syndrome (DIES)

Drug-induced enterocolitis syndrome (DIES) has been reported with amoxicillin use [see Adverse Reactions (6.2)], with most cases occurring in pediatric patients less than or = 18 years of age. DIES is a non-IgE mediated hypersensitivity reaction characterized by protracted vomiting occurring 1 to 4 hours after drug ingestion in the absence of skin or respiratory symptoms. DIES may be associated with pallor, lethargy, hypotension, shock, diarrhea within 24 hours after ingesting amoxicillin, and leukocytosis with neutrophilia. If DIES occurs, discontinue AMOXIL and institute appropriate therapy.

6 Adverse Reactions

Additions and revisions underlined:

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

  • Anaphylactic reactions [see Warnings and Precautions (5.1)]

  • Severe Cutaneous Adverse Reactions [see Warnings and Precautions (5.2)]

  • Drug-Induced Enterocolitis Syndrome (DIES) [see Warnings and Precautions (5.3)]

  • Clostridioides difficile-Associated Diarrhea (CDAD) [see Warnings and Precautions (5.4)]

6.2 Postmarketing Experience

. . .

Gastrointestinal: Drug-induced enterocolitis syndrome (DIES), black hairy tongue, and hemorrhagic/pseudomembranous colitis.

. . .

Skin and Appendages: Rashes, pruritus, urticaria, erythema multiforme, SJS, TEN, DRESS, AGEP, exfoliative dermatitis, and linear IgA bullous dermatosis.

. . .

11/02/2022 (SUPPL-31)

Approved Drug Label (PDF)

5 Warnings and Precautions

5.2 Severe Cutaneous Adverse Reactions

New subsection added

AMOXIL may cause severe cutaneous adverse reactions (SCAR), such as Stevens-Johnson syndrome (SJS), toxic epidermal necrolysis (TEN), drug reaction with eosinophilia and systemic symptoms (DRESS), and acute generalized exanthematous pustulosis (AGEP). If patients develop skin rash they should be monitored closely, and AMOXIL discontinued if lesions progress.

6 Adverse Reactions

Additions and/or revisions underlined:

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

  • Anaphylactic reactions [see Warnings and Precautions (5.1)]

  • Severe Cutaneous Adverse Reactions [see Warnings and Precautions (5.2)]

  • Clostridioides difficile-Associated Diarrhea (CDAD) [see Warnings and Precautions (5.3)]

:6.2 Postmarketing Experience

Additions and/or revisions underlined

  • Immune: Hypersensitivity reactions, anaphylactic/anaphylactoid reactions (including shock), angioedema, serum sickness-like reactions (urticaria or skin rash accompanied by arthritis, arthralgia, myalgia, and frequently fever), hypersensitivity vasculitis [see Warnings and Precautions (5.1)].

  • Skin and Appendages: Rashes, pruritus, urticaria, erythema multiforme, SJS, TEN, DRESS, AGEP, exfoliative dermatitis [see Warnings and Precautions (5.2)].

  • Central Nervous System: Reversible hyperactivity, agitation, anxiety, insomnia, confusion, convulsions, behavioral changes, aseptic meningitis, and/or dizziness have been reported.

8 Use in Specific Populations

8.4 Pediatric Use

Additions and/or revisions underlined

The safety and effectiveness of AMOXIL for the treatment of upper respiratory tract infections, and infections of the genitourinary tract, skin and skin structure and lower respiratory tract have been established in pediatric patients.

The safety and effectiveness of AMOXIL for the treatment of H.Pylori infection have not been established in pediatric patients.

Because of incompletely developed renal function in neonates and young infants, the elimination of amoxicillin may be delayed. Dosing of AMOXIL should be modified in pediatric patients 12 weeks or younger (3 months or younger) [see Dosage and Administration (2.3)].

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

PATIENT COUNSELING INFORMATION

Additions and or revisions underlined

Severe Cutaneous Adverse Reactions (SCAR)

Advise patients about the signs and symptoms of serious skin manifestations. Instruct patients to stop taking AMOXIL immediately and promptly report the first signs or symptoms of skin rash, mucosal lesions, or any other sign of hypersensitivity [see Warnings and Precautions (5.2)].

Storage and Special Handling Instructions

It is preferable to refrigerate AMOXIL suspensions, but not required. Shake oral suspensions well before each use. Keep bottle tightly closed. When dosing a child with the suspension (liquid), use a calibrated oral syringe. Be sure to rinse the calibrated oral syringe after each use. Bottles of suspension of AMOXIL may contain more liquid than required. Follow your doctor’s instructions about the amount to use and the days of treatment your child requires. Discard any unused portion of the suspension after 14 days.

Phenylketonuria

Counsel patients with phenylketonuria: Each 200 mg chewable tablet contains 1.82 mg phenylalanine; each 400 mg chewable tablet contains 3.64 mg phenylalanine.