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Drug Safety-related Labeling Changes (SrLC)

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EXELON (NDA-020823)

(RIVASTIGMINE TARTRATE)

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

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12/18/2018 (SUPPL-36)

Approved Drug Label (PDF)

8 Use in Specific Populations

8.1 Pregnancy

(PLLR conversion)

Risk Summary

There are no adequate data on the developmental risks associated with the use of EXELON in pregnant women. In animals, no adverse effects on embryo-fetal development were observed at oral doses 2-4 times the maximum recommended human dose (MRHD) (see Data).

The background risk of major birth defects and miscarriage for the indicated population is unknown. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2%-4% and 15%-20%, respectively.

Data

Animal Data

Oral administration of rivastigmine to pregnant rats and rabbits throughout organogenesis produced no adverse effects on embryo-fetal development up to the highest dose tested (2.3 mg/kg/day), which is 2 and 4 times, respectively, the MRHD of 12 mg per day on a body surface area (mg/m2) basis.

8.2 Lactation

(PLLR conversion)

Risk Summary

There are no data on the presence of rivastigmine in human milk, the effects on the breastfed infant, or the effects of rivastigmine on milk production. Rivastigmine and its metabolites are excreted in rat milk following oral administration of rivastigmine; levels of rivastigmine plus metabolites in rat milk are approximately 2 times that in maternal plasma.

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

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

PATIENT COUNSELING INFORMATION

(addition underlined)

Pregnancy

Advise patients to notify their healthcare provider if they are pregnant or plan to become pregnant.

Other

(PLLR conversion)

11/02/2016 (SUPPL-35)

Approved Drug Label (PDF)

6 Adverse Reactions

6.2 Postmarketing Experience

The following adverse reactions have been identified during post approval use of EXELON Capsules, EXELON Oral Solution, or EXELON Patch.  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.

Cardiac Disorders: Tachycardia.

Hepatobiliary Disorders: Abnormal liver function tests, hepatitis.

Nervous System Disorders: seizure.

Psychiatric Disorders: Aggression, nightmares.

Skin and Subcutaneous Tissue Disorders: Allergic dermatitis, application site hypersensitivity (patch), blister, disseminated allergic dermatitis, Stevens-Johnson syndrome, urticarial.