FULL PRESCRIBING INFORMATION

1 1 HIGHLIGHTS OF PRESCRIBING INFORMATIONT hese highlights do not include all the INFORMATION needed to use JYNARQUE safely and effectively. See full PRESCRIBING INFORMATION for (tolvaptan) tablets for oral useInitial Approval: 2009 WARNING: RISK OF SERIOUS LIVER INJURYSee full PRESCRIBING INFORMATION for complete boxed (tolvaptan) can cause serious and potentially fatal liver injury. Acute liver failure requiring liver transplantation has been reported ( )xMeasure transaminases and bilirubin before initiating treatment, at 2 weeks and 4 weeks after initiation, then continuing monthly for the first 18 months and every 3 months thereafter ( )xJYNARQUE is available only through a restricted distribution program called the JYNARQUE REMS Program ( )

2 ----------------------------INDICATIONS AND USAGE---------------------------JYNARQUE is a selective vasopressin V2-receptor antagonist indicated to slow kidney function decline in adults at risk of rapidly progressing autosomal dominant polycystic kidney disease (ADPKD) (1)----------------------DOSAGE AND ADMINISTRATION-----------------------xRe commended dosage ( )Initial DosageTitration StepTarget Dosage1st Dose45 mg 1st Dose60 mg 1st Dose90 mg2nd Dose (8 hours later)15 mg2nd Dose (8 hours later)30 mg2nd Dose (8 hours later)30 mgTotal Daily Dose60 mgTotal Daily Dose90 mgTotal Daily Dose120 mgxDose adjustment is recommended for patients taking moderate CYP 3A inhibitors ( , , )---------------------DOSAGE FORMS AND STRENGTHS----------------------xTablets.

3 15 mg, 30 mg, 45 mg, 60 mg and 90 mg (3)-------------------------------CONTRA INDICATIONS----------------------------- xHistory of signs or symptoms of significant liver impairment or injury, does not include uncomplicated polycystic liver disease (4)xConcomitant use of strong CYP 3A inhibitors is contraindicated (4)xUncorrected abnormal blood sodium concentrations (4, )xUnable to sense or respond to thirst (4)xHypovolemia (4)xHypersensitivity to tolvaptan or any of its components (4)xUncorrected urinary outflow obstruction (4)xAnuria (4)-----------------------WARNINGS AND PRECAUTIONS--------------------xHypernat remia, dehydration and hypovolemia.

4 May require intervention ( )------------------------------ADVERSE REACTIONS------------------------------- Most common observed adverse reactions with JYNARQUE (incidence >10% and at least twice that for placebo) were thirst, polyuria, nocturia, pollakiuria and polydipsia ( )To report SUSPECTED ADVERSE REACTIONS, contact Otsuka America Pharmaceutical, Inc. at 1-800-438-9927 or FDA at 1-800-FDA-1088 or INTERACTIONS---------------------------- --Avoid concomitant use with:xStrong CYP 3A Inducers ( )xOATP1B1/3 and OAT3 Transporter Substrates ( )xBCRP Transporter Substrates ( )xV2-Receptor Agonists ( )----------------------- USE IN SPECIFIC POPULATIONS-----------------------xPregn ancy: May cause fetal harm ( )xLactation: Breastfeeding not recommended ( )See 17 for PATIENT COUNSELING INFORMATION and Medication : 04/2018_____FULL PRESCRIBING INFORMATION .

5 CONTENTS*WARNING: RISK OF SERIOUS LIVER INJURY 1 INDICATIONS AND USAGE 2 DOSAGE AND ADMINISTRATION Recommended Dosage Monitoring Missed Doses Co-Administration with CYP 3A Inhibitors 3 DOSAGE FORMS AND STRENGTHS 4 CONTRAINDICATIONS 5 WARNINGS AND PRECAUTIONS Serious Liver Injury JYNARQUE REMS Program Hypernatremia, Dehydration and Hypovolemia Co-Administration with Inhibitors of CYP 3A6 ADVERSE REACTIONS Clinical Trials Experience Postmarketing Experience 7 DRUG INTERACTIONS CYP 3A Inhibitors and Inducers OATP1B1/3 and OAT3 Transporter Substrates BCRP Transporter V2-Receptor Agonist 8 USE IN SPECIFIC POPULATIONS Pregnancy Lactation Pediatric Use Geriatric Use Use in Patients with Hepatic Impairment Use in Patients with Renal Impairment 10 OVERDOSAGE 11 DESCRIPTION 12 CLINICAL

6 PHARMACOLOGY Mechanism of Action Pharmacodynamics Pharmacokinetics 13 NONCLINICAL TOXICOLOGY Carcinogenesis, Mutagenesis, Impairment of Fertility 14 CLINICAL STUDIES 16 HOW SUPPLIED/STORAGE AND HANDLING How Supplied Storage and Handling 17 PATIENT COUNSELING INFORMATION *Sections or subsections omitted from the full PRESCRIBING INFORMATION are not PRESCRIBING INFORMATIONR eference ID: 42527822 WARNING: RISK OF SERIOUS LIVER INJURYJYNARQUE (tolvaptan) can cause serious and potentially fatal liver injury.

7 Acute liver failure requiring liver transplantation has been reported[see Warnings and Precautions ( )].Measure ALT, AST and bilirubin before initiating treatment, at 2 weeks and 4 weeks after initiation, then monthly for the first 18 months and every 3 months thereafter [see Warnings and Precautions ( )]. Prompt action in response to laboratory abnormalities, signs, or symptoms indicative of hepatic injury can mitigate, but not eliminate, the risk of serious of the risks of serious liver injury, JYNARQUE is available only through a restricted distribution program under a Risk Evaluation and Mitigation Strategy (REMS) called the JYNARQUE REMS Program[seeWarnings and Precautions ( )].

8 1 INDICATIONS AND USAGEJYNARQUE is indicated to slow kidney function decline in adults at risk of rapidly progressing autosomal dominant polycystic kidney disease (ADPKD).2 DOSAGE AND DosageThe initial dosage for JYNARQUE is 60 mg orally per day as 45 mg taken on waking and 15 mg taken 8 hours later. Titrate to 60 mg plus 30 mg then to 90 mg plus 30 mg per day if tolerated with at least weekly intervals between titrations. Patients may down-titrate based on tolerability. Encourage patients to drink enough water to avoid thirst or mitigate the risk of significant or irreversible liver injury, perform blood testing for ALT, AST and bilirubin prior to initiation of JYNARQUE, at 2 and 4 weeks after initiation, monthly for 18 months and every 3 months for concurrent symptoms that may indicate liver injury[see Warnings and Precautions( )].

9 DosesIf a dose of JYNARQUE is not taken at the scheduled time, take the next dose at its scheduled with CYP 3A InhibitorsCYP 3A InhibitorsConcomitant use of strong CYP 3A inhibitors is contraindicated [see Contraindications (4)andWarnings and Precautions ( )].In patients taking concomitant moderate CYP 3A inhibitors, reduce the dose of JYNARQUE per Table 1. Consider further reductions if patients cannot tolerate the reduced dose [see Warnings and Precautions ( )andDrug Interactions ( )]. Interrupt JYNARQUE temporarily for short term therapy with moderate CYP 3A inhibitors if the recommended reduced doses are not 1: Dose adjustment for patients taking moderate CYP 3A inhibitorsStandard Morning and AfternoonDose (mg)Dose (mg) with Moderate CYP 3A Inhibitors90 mg and 30 mg 45 mg and 15 mgReference ID.

10 4252782360 mg and 30 mg30 mg and 15 mg45 mg and 15 mg15 mg and 15 mg3 DOSAGE FORMS AND STRENGTHSJYNARQUE (tolvaptan) is supplied as non-scored, blue, shallow-convex, immediate release tablets, debossed with OTSUKA and the tablet strength (mg) on one 15 mg tablets are triangular, 30 mg tablets are round, 45 mg tablets are square, 60 mg tablets are rectangular, and 90 mg tablets are is contraindicated in patients:xWith a history, signs or symptoms of significant liver impairment or injury. This contraindication does not apply to uncomplicated polycystic liver disease [see Warnings and Precautions ( )]xTaking strong CYP 3A inhibitorsxWith uncorrected abnormal blood sodium concentrations[see Warnings and Precautions ( )]xUnable to sense or respond to thirst[see Warnings and Precautions ( )]xHypovolemia[see Warnings a]