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Drug Safety-related Labeling Changes (SrLC)

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SANCUSO (NDA-022198)

(GRANISETRON)

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

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04/30/2020 (SUPPL-20)

Approved Drug Label (PDF)

5 Warnings and Precautions

5.1 Progressive Ileus and Gastric Distention

(additions underlined)

Sancuso may mask a progressive ileus and/or gastric distention. This should be particularly considered before use of Sancuso in patients who have had recent abdominal surgery. Monitor for decreased bowel activity, particularly in patients with risk factors for gastrointestinal obstruction.

5.4 Increased Drug Exposure with Use of External Heat Sources

(additions underlined)

Prolonged exposure to heat results in increasing plasma concentrations of granisetron during the period of heat exposure. Do not apply a heat pad or heat lamp over or in the vicinity of the Sancuso transdermal system and avoid extended exposure to heat.

5.5 Phototoxicity with Ultraviolet Light Exposure

 

(additions underlined)

Granisetron may be affected by direct natural or artificial sunlight, including sunlamps. An in vitro study using Chinese hamster ovary cells suggests that granisetron has the potential for photogenotoxicity. To avoid a potential skin reaction, advise patients to cover the application site of the transdermal system with clothing if there is a risk of exposure to direct natural or artificial sunlight throughout the period of wear and for 10 days following its removal

6 Adverse Reactions

(additions underlined)

 

The following are serious or otherwise clinically significant adverse reactions reported in other sections of labeling:

 

  • Progressive ileus and gastric distention

  • Serotonin syndrome

  • Skin reactions

  • Increased drug exposure with use of external heat sources

  • Phototoxicity with ultraviolet light exposure

7 Drug Interactions

7.1 Serotonergic Drugs

(new subsection added, additions underlined)

…

Serotonin syndrome (including altered mental status, autonomic instability, and neuromuscular symptoms) has been described following the concomitant use of 5-HT3 receptor antagonists and other serotonergic drugs, including selective serotonin reuptake inhibitors (SSRIs) and serotonin and noradrenaline reuptake inhibitors (SNRIs). Monitor for the emergence of serotonin syndrome. If symptoms occur, discontinue Sancuso and initiate supportive treatment

7.2 Concomitant Use Medications

(new subsection added)

There have been no definitive drug-drug interaction studies to examine pharmacokinetic or pharmacodynamic interaction with other drugs. However, in humans, granisetron hydrochloride injection has been safely administered with drugs representing benzodiazepines, neuroleptics and anti-ulcer medications commonly prescribed with antiemetic treatments. Granisetron hydrochloride injection also does not appear to interact with emetogenic cancer therapies. In agreement with these data, no clinically relevant drug interactions have been reported in clinical studies with Sancuso.

8 Use in Specific Populations

8.1 Pregnancy

(PLLR conversion)

 

Risk Summary

Available published data and postmarketing reports with granisetron use in pregnant women have not identified a drug-associated risk of major birth defects, miscarriage, or adverse maternal or fetal outcomes. In a published ex vivo human placental perfusion model, no transplacental passage of granisetron was detected at a concentration (5 ng/mL) that mimics the plasma concentration achieved following transdermal application of Sancuso. In animal reproduction studies, no adverse developmental effects were observed in pregnant rats and rabbits administered granisetron hydrochloride during organogenesis at intravenous doses up to 24 times and 16 times, respectively, the maximum recommended human dose delivered by the Sancuso transdermal system, based on body surface area (see Data).

 

The estimated background risk of major birth defects and miscarriage for the indicated population is unknown. All pregnancies have a background risk of birth defect, loss, or other adverse outcomes. In the U.S. general population, the estimated background risks of major birth defects and miscarriage in clinically recognized pregnancies are 2-4% and 15-20%, respectively.

In animal reproduction studies, no adverse developmental effects were observed in pregnant rats and rabbits administered granisetron hydrochloride at intravenous doses up to 24 times and 16 times, respectively, the maximum recommended human dose delivered by the Sancuso transdermal system, based on body surface area (see Data).

 

Data

Animal Data

Reproduction studies with granisetron hydrochloride have been performed in pregnant rats at intravenous doses up to 9 mg/kg/day (54 mg/m2/day, about 24 times the recommended human dose delivered by the Sancuso transdermal system, based on body surface area) and oral doses up to 125 mg/kg/day (750 mg/m2/day, about 326 times the recommended human dose with Sancuso based on body surface area). Reproduction studies have been performed in pregnant rabbits at intravenous doses up to 3 mg/kg/day (36 mg/m2/day, about 16 times the human dose with Sancuso based on body surface area) and at oral doses up to 32 mg/kg/day (384 mg/m2/day, about 167 times the human dose with Sancuso based on body surface area). These studies did not reveal any harm to the fetus due to granisetron.

8.2 Lactation

(PLLR conversion)

Risk Summary

There are no data on the presence of granisetron in human milk, the effects on the breastfed child, or the effects on milk production. The developmental and health benefits of breastfeeding should be considered along with the mother’s clinical need for Sancuso and any potential adverse effects on the breastfed child from Sancuso or from the underlying maternal condition.

8.6 Renal Impairment or Hepatic Impairment

(additions underline)

Although no studies have been performed to investigate the pharmacokinetics of Sancuso in patients with renal or hepatic impairment, pharmacokinetic information is available for intravenous granisetron. No dosage adjustment is recommended for renal or hepatic impairment.

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

PATIENT COUNSELING INFORMATION

(additions underlined)

Advise the patient to read the FDA-approved patient labeling (Patient Information)

Progressive Ileus and Gastric Distention

Advise the patient to report new or worsening constipation to their healthcare provider and seek immediate medical care if symptoms of an ileus (pain or swelling in their abdomen) occur.

 

…

 

Increased Drug Exposure with Use of External Heat Sources

 

Advise the patient to avoid prolonged exposure to heat and not to apply a heat pad or heat lamp over or near the Sancuso transdermal system and avoid extended exposure to heat.

 

Phototoxicity with Ultraviolet Light Exposure

 

Advise the patient to avoid direct sunlight or exposure to sunlamps and to cover the application site of the transdermal system with clothing, if there is a risk of exposure to sunlight or sunlamps throughout the period of wear and for 10 days following its removal .

 

Application and Removal Instructions

 

Instruct the patient on how to apply and remove the transdermal system:

 

  • Only wear one transdermal system at any time.

  • Do not cut the transdermal system.

  • Apply the transdermal system to clean, dry, nearly hairless, intact healthy skin on the upper outer arm.

  • After the transdermal system is applied, wash hands thoroughly.

  • Remove the transdermal system by peeling off gently from the skin.

  • Upon removal, fold the used transdermal system in half with the sticky side together, and discard in household trash in a manner that prevents accidental contact or ingestion by children, pets or others.

  • Sancuso contains granisetron. Do not use other granisetron-containing products with Sancuso

PATIENT INFORMATION

(additions and revisions, please refer to label for complete information)