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Drug Safety-related Labeling Changes (SrLC)

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ZOMIG (NDA-020768)

(ZOLMITRIPTAN)

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

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12/21/2018 (SUPPL-23)

Approved Drug Label (PDF)

8 Use in Specific Populations

8.1 Pregnancy

(Pregnancy and Lactation Labeling Rule (PLLR) Conversion; Additions and/or revisions are underlined)

Risk Summary

There are no adequate data on the developmental risk associated with the use of ZOMIG in pregnant women. In reproductive toxicity  studies in rats and rabbits, oral administration  of zolmitriptan  to pregnant animals resulted in embryolethality  and fetal abnormalities  (malformations  and variations)  at clinically  relevant exposures.

In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized  pregnancies  is 2% to 4% and 15% to 20%, respectively.  The estimated  rates of major birth defects (2.2%- 2.9%) and miscarriage (17%) among deliveries  to women with migraine are similar to rates reported in women without  migraine.

Clinical Considerations

Disease-Associated Maternal and/or Embryo/Fetal Risk

Published data have suggested that women with migraine may be at increased risk of preeclampsia during pregnancy.

Data

Animal Data

When zolmitriptan  was administered  to pregnant rats during the period of organogenesis  at oral doses of 100, 400, and 1200 mg/kg/day  (plasma exposures (AUCs)  approximately 280, 1100, and 5000 times the human AUC at the maximum  recommended human dose (MRHD) of 10 mg/day), there was a dose-related  increase in embryolethality.  A no-effect dose for embryolethality  was not established. When zolmitriptan  was administered  to pregnant rabbits during the period of organogenesis  at oral doses of 3, 10, and 30 mg/kg/day  (plasma AUCs approximately 1, 11, and 42 times the human AUC at the MRHD), there were increases in embryolethality  and in fetal malformations  and variations.  The no-effect dose for adverse effects on embryofetal development  was associated with a plasma AUC similar  to that in humans at the MRHD...
8.2 Lactation

(Pregnancy and Lactation Labeling Rule (PLLR) Conversion; Additions and/or revisions are underlined)

Risk Summary

There are no data on the presence of zolmitriptan or its metabolites in human milk, the effects on the breastfed infant, or the  effects of zolmitriptan  and its metabolites  on milk production. In rats, oral dosing with zolmitriptan  resulted in levels in milk up to 4 times that in maternal plasma.

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

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

17 PATIENT COUNSELING INFORMATION

(Additions and/or revisions are underlined)

Pregnancy

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

Patient Information

(Additions and/or revisions are underlined)

Who should not take ZOMIG? Do not take ZOMIG if you:

Tell your  doctor if  you  are pregnant or plan to become pregnant.  It is not known if ZOMIG will harm your unborn baby.

Tell your doctor if you are breast feeding or plan to breast feed.  It is not known if ZOMIG passes into your breast milk. Talk to your doctor about the best way to feed your baby while  using ZOMIG.