Drug Facts
Composition & Profile
Identifiers & Packaging
16 HOW SUPPLIED/STORAGE AND HANDLING Product: 50090-7056 NDC: 50090-7056-0 30 TABLET, FILM COATED in a BOTTLE, PLASTIC; DAPAGLIFLOZIN Label Image
- 16 HOW SUPPLIED/STORAGE AND HANDLING Product: 50090-7056 NDC: 50090-7056-0 30 TABLET, FILM COATED in a BOTTLE, PLASTIC
- DAPAGLIFLOZIN Label Image
Overview
Dapagliflozin, an inhibitor of SGLT2, is described chemically as D-glucitol, 1,5-anhydro-1- C -[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-, (1 S )-, compounded with (2 S )-1,2-propanediol, hydrate (1:1:1). The empirical formula is C 21 H 25 ClO 6 •C 3 H 8 O 2 •H 2 O and the molecular weight is 502.98. The structural formula is: DAPAGLIFLOZIN TABLETS are available as film-coated tablets for oral administration containing the equivalent of 5 mg dapagliflozin as dapagliflozin propanediol or the equivalent of 10 mg dapagliflozin as dapagliflozin propanediol, and the following inactive ingredients: microcrystalline cellulose, anhydrous lactose, crospovidone, silicon dioxide, and magnesium stearate. In addition, the film coating contains the following inactive ingredients: polyvinyl alcohol, titanium dioxide, polyethylene glycol, talc, and yellow iron oxide. Dapagliflozin Chemical Structure
Indications & Usage
DAPAGLIFLOZIN TABLETS are indicated: • To reduce the risk of sustained eGFR decline, end-stage kidney disease, cardiovascular death, and hospitalization for heart failure in adults with chronic kidney disease at risk of progression. • To reduce the risk of cardiovascular death, hospitalization for heart failure, and urgent heart failure visit in adults with heart failure. • To reduce the risk of hospitalization for heart failure in adults with type 2 diabetes mellitus and either established cardiovascular disease or multiple cardiovascular risk factors. • As an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus. Limitations of Use • DAPAGLIFLOZIN TABLETS are not recommended for use to improve glycemic control in patients with type 1 diabetes mellitus [see Warnings and Precautions (5.1) ]. • DAPAGLIFLOZIN TABLETS are not recommended for use to improve glycemic control in adults with type 2 diabetes mellitus with an eGFR less than 45 mL/min/1.73 m2. DAPAGLIFLOZIN TABLETS are likely to be ineffective in this setting based upon its mechanism of action. • DAPAGLIFLOZIN TABLETS are not recommended for the treatment of chronic kidney disease in patients with polycystic kidney disease or patients requiring or with a recent history of immunosuppressive therapy for kidney disease. DAPAGLIFLOZIN TABLETS are not expected to be effective in these populations. DAPAGLIFLOZIN TABLETS, a sodium-glucose cotransporter 2 (SGLT2) inhibitor, are indicated: • To reduce the risk of sustained eGFR decline, end-stage kidney disease, cardiovascular death, and hospitalization for heart failure in adults with chronic kidney disease at risk of progression. (1) • To reduce the risk of cardiovascular death, hospitalization for heart failure, and urgent heart failure visit in adults with heart failure. (1) • To reduce the risk of hospitalization for heart failure in adults with type 2 diabetes mellitus and either established cardiovascular disease or multiple cardiovascular risk factors. (1) • As an adjunct to diet and exercise to improve glycemic control in adults with type 2 diabetes mellitus. (1) Limitations of use: • Not recommended for use to improve glycemic control in patients with type 1 diabetes mellitus. (1) • Not recommended for use to improve glycemic control in adults with type 2 diabetes mellitus with an eGFR less than 45 mL/min/1.73 m 2 . DAPAGLIFLOZIN TABLETS are likely to be ineffective in this setting based upon its mechanism of action. (1) • Not recommended for the treatment of chronic kidney disease in patients with polycystic kidney disease or patients requiring or with a recent history of immunosuppressive therapy for the treatment of kidney disease. DAPAGLIFLOZIN TABLETS are not expected to be effective in these populations. (1)
Dosage & Administration
• Assess volume status and correct volume depletion before initiating. (2.1) eGFR (mL/min/1.73 m 2 ) Recommended Dose eGFR 45 or greater To improve glycemic control, the recommended starting dose is 5 mg orally once daily. Dose can be increased to 10 mg orally once daily for additional glycemic control. For all other indications, the recommended starting dose is 10 mg orally once daily. eGFR 25 to less than 45 10 mg orally once daily eGFR less than 25 Initiation is not recommended; however, patients may continue 10 mg orally once daily to reduce the risk of eGFR decline, ESKD, CV death and hHF. • Withhold DAPAGLIFLOZIN TABLETS for at least 3 days, if possible, prior to major surgery or procedures associated with prolonged fasting. (2.3) 2.1 Prior to Initiation of DAPAGLIFLOZIN TABLETS Assess renal function prior to initiation of DAPAGLIFLOZIN TABLETS therapy and then as clinically indicated [see Warnings and Precautions (5.2) ]. Assess volume status. In patients with volume depletion, correct this condition before initiating DAPAGLIFLOZIN TABLETS [see Warnings and Precautions (5.2) and Use in Specific Populations (8.5 , 8.6) ] . 2.2 Recommended Dosage See Table 1 for dosage recommendations based on estimated glomerular filtration rate (eGFR). Table 1: Recommended Dosage eGFR (mL/min/1.73 m 2 ) Recommended Dose eGFR 45 or greater To improve glycemic control, the recommended starting dose is 5 mg orally once daily. Dose can be increased to 10 mg orally once daily for additional glycemic control DAPAGLIFLOZIN TABLETS are not recommended for use to improve glycemic control in adults with type 2 diabetes mellitus with an eGFR less than 45 mL/min/1.73 m 2 . DAPAGLIFLOZIN TABLETS are likely to be ineffective in this setting based upon its mechanism of action. . For all other indications, the recommended starting dose is 10 mg orally once daily. eGFR 25 to less than 45 10 mg orally once daily . eGFR less than 25 Initiation is not recommended; however, patients may continue 10 mg orally once daily to reduce the risk of eGFR decline, ESKD, CV death and hHF. hHF: hospitalization for heart failure, CV: Cardiovascular, ESKD: End Stage Kidney Disease. 2.3 Temporary Interruption for Surgery Withhold DAPAGLIFLOZIN TABLETS for at least 3 days, if possible, prior to major surgery or procedures associated with prolonged fasting. Resume DAPAGLIFLOZIN TABLETS when the patient is clinically stable and has resumed oral intake [see Warnings and Precautions (5.1) and Clinical Pharmacology (12.2) ] .
Warnings & Precautions
• Diabetic Ketoacidosis in Patients with Type 1 Diabetes Mellitus and Other Ketoacidosis: Consider ketone monitoring in patients with type 1 diabetes mellitus and consider ketone monitoring in others at risk for ketoacidosis, as indicated. Assess for ketoacidosis regardless of presenting blood glucose levels and discontinue DAPAGLIFLOZIN TABLETS if ketoacidosis is suspected. Monitor patients for resolution of ketoacidosis before restarting. (5.1) • Volume depletion: Before initiating DAPAGLIFLOZIN TABLETS, assess volume status and renal function in the elderly, patients with renal impairment or low systolic blood pressure, and in patients on diuretics. Monitor for signs and symptoms during therapy. ( 5.2 ) • Urosepsis and Pyelonephritis: Evaluate for signs and symptoms of urinary tract infections and treat promptly, if indicated. (5.3) • Hypoglycemia: Consider a lower dose of insulin or the insulin secretagogue to reduce the risk of hypoglycemia when used in combination with DAPAGLIFLOZIN TABLETS. (5.4) • Necrotizing Fasciitis of the Perineum (Fournier’s Gangrene): Serious, life-threatening cases have occurred in patients with diabetes, both females and males. Assess patients presenting with pain or tenderness, erythema, or swelling in the genital or perineal area, along with fever or malaise. If suspected, institute prompt treatment. (5.5) • Genital Mycotic Infections: Monitor and treat if indicated. (5.6) 5.1 Diabetic Ketoacidosis in Patients with Type 1 Diabetes Mellitus and Other Ketoacidosis In patients with type 1 diabetes mellitus, dapagliflozin significantly increases the risk of diabetic ketoacidosis, a life-threatening event, beyond the background rate. In placebo-controlled trials of patients with type 1 diabetes mellitus, the risk of ketoacidosis was markedly increased in patients who received sodium-glucose cotransporter 2 (SGLT2) inhibitors compared to patients who received placebo. DAPAGLIFLOZIN TABLETS are not indicated for glycemic control in patients with type 1 diabetes mellitus. Type 2 diabetes mellitus and pancreatic disorders (e.g., history of pancreatitis or pancreatic surgery) are also risk factors for ketoacidosis. There have been postmarketing reports of fatal events of ketoacidosis in patients with type 2 diabetes mellitus using SGLT2 inhibitors, including dapagliflozin. Precipitating conditions for diabetic ketoacidosis or other ketoacidosis include under-insulinization due to insulin dose reduction or missed insulin doses, acute febrile illness, reduced caloric intake, ketogenic diet, surgery, volume depletion, and alcohol abuse. Signs and symptoms are consistent with dehydration and severe metabolic acidosis and include nausea, vomiting, abdominal pain, generalized malaise, and shortness of breath. Blood glucose levels at presentation may be below those typically expected for diabetic ketoacidosis (e.g., less than 250 mg/dL). Ketoacidosis and glucosuria may persist longer than typically expected. Urinary glucose excretion persists for 3 days after discontinuing DAPAGLIFLOZIN TABLETS [see Clinical Pharmacology (12.2) ] ; however, there have been postmarketing reports of ketoacidosis and/or glucosuria lasting greater than 6 days and some up to 2 weeks after discontinuation of SGLT2 inhibitors. Consider ketone monitoring in patients with type 1 diabetes mellitus and consider ketone monitoring in others at risk for ketoacidosis if indicated by the clinical situation. Assess for ketoacidosis regardless of presenting blood glucose levels in patients who present with signs and symptoms consistent with severe metabolic acidosis. If ketoacidosis is suspected, discontinue DAPAGLIFLOZIN TABLETS, promptly evaluate, and treat ketoacidosis, if confirmed. Monitor patients for resolution of ketoacidosis before restarting DAPAGLIFLOZIN TABLETS. Withhold DAPAGLIFLOZIN TABLETS, if possible, in temporary clinical situations that could predispose patients to ketoacidosis. Resume DAPAGLIFLOZIN TABLETS when the patient is clinically stable and has resumed oral intake [see Dosage and Administration (2.3) ] . Educate all patients on the signs and symptoms of ketoacidosis and instruct patients to discontinue DAPAGLIFLOZIN TABLETS and seek medical attention immediately if signs and symptoms occur. 5.2 Volume Depletion Dapagliflozin can cause intravascular volume depletion which may sometimes manifest as symptomatic hypotension or acute transient changes in creatinine. There have been post-marketing reports of acute kidney injury, some requiring hospitalization and dialysis, in patients with type 2 diabetes mellitus receiving SGLT2 inhibitors, including dapagliflozin. Patients with impaired renal function (eGFR less than 60 mL/min/1.73 m 2 ), elderly patients, or patients on loop diuretics may be at increased risk for volume depletion or hypotension. Before initiating DAPAGLIFLOZIN TABLETS in patients with one or more of these characteristics, assess volume status and renal function. Monitor for signs and symptoms of hypotension, and renal function after initiating therapy. 5.3 Urosepsis and Pyelonephritis Serious urinary tract infections including urosepsis and pyelonephritis requiring hospitalization have been reported in patients receiving SGLT2 inhibitors, including dapagliflozin. Treatment with SGLT2 inhibitors increases the risk for urinary tract infections. Evaluate patients for signs and symptoms of urinary tract infections and treat promptly, if indicated [see Adverse Reactions (6) ] . 5.4 Hypoglycemia with Concomitant Use with Insulin and Insulin Secretagogues Insulin and insulin secretagogues are known to cause hypoglycemia. DAPAGLIFLOZIN TABLETS may increase the risk of hypoglycemia when combined with insulin or an insulin secretagogue [see Adverse Reactions (6.1) ] . Therefore, a lower dose of insulin or insulin secretagogue may be required to minimize the risk of hypoglycemia when these agents are used in combination with DAPAGLIFLOZIN TABLETS. 5.5 Necrotizing Fasciitis of the Perineum (Fournier’s Gangrene) Reports of necrotizing fasciitis of the perineum (Fournier’s Gangrene), a rare but serious and life-threatening necrotizing infection requiring urgent surgical intervention, have been identified in postmarketing surveillance in patients with diabetes mellitus receiving SGLT2 inhibitors, including dapagliflozin. Cases have been reported in both females and males. Serious outcomes have included hospitalization, multiple surgeries, and death. Patients treated with DAPAGLIFLOZIN TABLETS presenting with pain or tenderness, erythema, or swelling in the genital or perineal area, along with fever or malaise, should be assessed for necrotizing fasciitis. If suspected, start treatment immediately with broad-spectrum antibiotics and, if necessary, surgical debridement. Discontinue DAPAGLIFLOZIN TABLETS, closely monitor blood glucose levels, and provide appropriate alternative therapy for glycemic control. 5.6 Genital Mycotic Infections Dapagliflozin increases the risk of genital mycotic infections. Patients with a history of genital mycotic infections were more likely to develop genital mycotic infections [see Adverse Reactions (6.1) ] . Monitor and treat appropriately.
Contraindications
• History of a serious hypersensitivity reaction to dapagliflozin, such as anaphylactic reactions or angioedema [see Adverse Reactions (6.1) ] . • History of serious hypersensitivity reaction to dapagliflozin. (4)
Adverse Reactions
The following important adverse reactions are described below and elsewhere in the labeling: • Diabetic Ketoacidosis in Patients with Type 1 Diabetes Mellitus and Other Ketoacidosis [see Warnings and Precautions (5.1) ] • Volume Depletion [see Warnings and Precautions (5.2) ] • Urosepsis and Pyelonephritis [see Warnings and Precautions (5.3) ] • Hypoglycemia with Concomitant Use with Insulin and Insulin Secretagogues [see Warnings and Precautions (5.4) ] • Necrotizing Fasciitis of the Perineum (Fournier’s Gangrene) [see Warnings and Precautions (5.5) ] • Genital Mycotic Infections [see Warnings and Precautions (5.6) ] • Most common adverse reactions (5% or greater incidence) were female genital mycotic infections, nasopharyngitis, and urinary tract infections. (6.1) To report SUSPECTED ADVERSE REACTIONS, contact Prasco Laboratories at 1-866-525-0688 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. 6.1 Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in clinical practice. Dapagliflozin has been evaluated in clinical trials in patients with type 2 diabetes mellitus, in patients with heart failure, and in patients with chronic kidney disease. The overall safety profile of dapagliflozin was consistent across the studied indications. Severe hypoglycemia and diabetic ketoacidosis (DKA) were observed only in patients with diabetes mellitus. Clinical Trials in Patients with Type 2 Diabetes Mellitus Pool of 12 Placebo-Controlled Studies for Dapagliflozin 5 and 10 mg for Glycemic Control The data in Table 2 is derived from 12 glycemic control placebo-controlled studies in patients with type 2 diabetes mellitus ranging from 12 to 24 weeks. In 4 studies dapagliflozin was used as monotherapy, and in 8 studies dapagliflozin was used as add-on to background antidiabetic therapy or as combination therapy with metformin [see Clinical Studies (14.1) ]. These data reflect exposure of 2338 patients to dapagliflozin with a mean exposure duration of 21 weeks. Patients received placebo (N=1393), dapagliflozin 5 mg (N=1145), or dapagliflozin 10 mg (N=1193) once daily. The mean age of the population was 55 years and 2% were older than 75 years of age. Fifty percent (50%) of the population were male; 81% were White, 14% were Asian, and 3% were Black or African American. At baseline, the population had diabetes for an average of 6 years, had a mean hemoglobin A1c (HbA1c) of 8.3%, and 21% had established microvascular complications of diabetes. Baseline renal function was normal or mildly impaired in 92% of patients and moderately impaired in 8% of patients (mean eGFR 86 mL/min/1.73 m 2 ). Table 2 shows common adverse reactions associated with the use of dapagliflozin. These adverse reactions were not present at baseline, occurred more commonly on dapagliflozin than on placebo, and occurred in at least 2% of patients treated with either dapagliflozin 5 mg or dapagliflozin 10 mg. Table 2: Adverse Reactions in Placebo-Controlled Studies of Glycemic Control Reported in ≥2% of Patients Treated with Dapagliflozin Adverse Reaction % of Patients Pool of 12 Placebo-Controlled Studies Placebo N=1393 Dapagliflozin 5 mg N=1145 Dapagliflozin 10 mg N=1193 Female genital mycotic infections Genital mycotic infections include the following adverse reactions, listed in order of frequency reported for females: vulvovaginal mycotic infection, vaginal infection, vulvovaginal candidiasis, vulvovaginitis, genital infection, genital candidiasis, fungal genital infection, vulvitis, genitourinary tract infection, vulval abscess, and vaginitis bacterial. (N for females: Placebo=677, dapagliflozin 5 mg=581, dapagliflozin 10 mg=598). 1.5 8.4 6.9 Nasopharyngitis 6.2 6.6 6.3 Urinary tract infections Urinary tract infections include the following adverse reactions, listed in order of frequency reported: urinary tract infection, cystitis, Escherichia urinary tract infection, genitourinary tract infection, pyelonephritis, trigonitis, urethritis, kidney infection, and prostatitis. 3.7 5.7 4.3 Back pain 3.2 3.1 4.2 Increased urination Increased urination includes the following adverse reactions, listed in order of frequency reported: pollakiuria, polyuria, and urine output increased. 1.7 2.9 3.8 Male genital mycotic infections Genital mycotic infections include the following adverse reactions, listed in order of frequency reported for males: balanitis, fungal genital infection, balanitis candida, genital candidiasis, genital infection male, penile infection, balanoposthitis, balanoposthitis infective, genital infection, and posthitis. (N for males: Placebo=716, dapagliflozin 5 mg=564, dapagliflozin 10 mg=595). 0.3 2.8 2.7 Nausea 2.4 2.8 2.5 Influenza 2.3 2.7 2.3 Dyslipidemia 1.5 2.1 2.5 Constipation 1.5 2.2 1.9 Discomfort with urination 0.7 1.6 2.1 Pain in extremity 1.4 2.0 1.7 Pool of 13 Placebo-Controlled Studies for Dapagliflozin 10 mg for Glycemic Control Dapagliflozin 10 mg was also evaluated in a larger glycemic control placebo-controlled study pool in patients with type 2 diabetes mellitus. This pool combined 13 placebo-controlled studies, including 3 monotherapy studies, 9 add-on to background antidiabetic therapy studies, and an initial combination with metformin study. Across these 13 studies, 2360 patients were treated once daily with dapagliflozin 10 mg for a mean duration of exposure of 22 weeks. The mean age of the population was 59 years and 4% were older than 75 years. Fifty-eight percent (58%) of the population were male; 84% were White, 9% were Asian, and 3% were Black or African American. At baseline, the population had diabetes for an average of 9 years, had a mean HbA1c of 8.2%, and 30% had established microvascular disease. Baseline renal function was normal or mildly impaired in 88% of patients and moderately impaired in 11% of patients (mean eGFR 82 mL/min/1.73 m 2 ). Volume Depletion Dapagliflozin causes an osmotic diuresis, which may lead to a reduction in intravascular volume. Adverse reactions related to volume depletion (including reports of dehydration, hypovolemia, orthostatic hypotension, or hypotension) in patients with type 2 diabetes mellitus for the 12-study and 13-study, short-term, placebo-controlled pools and for the DECLARE study are shown in Table 3 [see Warnings and Precautions (5.2) ]. Table 3: Adverse Reactions Related to Volume Depletion Volume depletion includes reports of dehydration, hypovolemia, orthostatic hypotension, or hypotension. in Clinical Studies in Patients with Type 2 Diabetes Mellitus with Dapagliflozin Pool of 12 Placebo-Controlled Studies Pool of 13 Placebo-Controlled Studies DECLARE Study Placebo Dapagliflozin 5 mg Dapagliflozin 10 mg Placebo Dapagliflozin 10 mg Placebo Dapagliflozin 10 mg Overall population N (%) N=1393 5 (0.4%) N=1145 7 (0.6%) N=1193 9 (0.8%) N=2295 17 (0.7%) N=2360 27 (1.1%) N=8569 207 (2.4%) N=8574 213 (2.5%) Patient Subgroup n (%) Patients on loop diuretics n=55 1 (1.8%) n=40 0 n=31 3 (9.7%) n=267 4 (1.5%) n=236 6 (2.5%) n=934 57 (6.1%) n=866 57 (6.6%) Patients with moderate renal impairment with eGFR ≥30 and <60 mL/min/1.73 m 2 n=107 2 (1.9%) n=107 1 (0.9%) n=89 1 (1.1%) n=268 4 (1.5%) n=265 5 (1.9%) n=658 30 (4.6%) n=604 35 (5.8%) Patients ≥65 years of age n=276 1 (0.4%) n=216 1 (0.5%) n=204 3 (1.5%) n=711 6 (0.8%) n=665 11 (1.7%) n=3950 121 (3.1%) n=3948 117 (3.0%) Hypoglycemia The frequency of hypoglycemia by study in patients with type 2 diabetes mellitus [see Clinical Studies (14.1) ] is shown in Table 4. Hypoglycemia was more frequent when dapagliflozin was added to sulfonylurea or insulin [see Warnings and Precautions (5.4) ] . Table 4: Incidence of Severe Hypoglycemia Severe episodes of hypoglycemia were defined as episodes of severe impairment in consciousness or behavior, requiring external (third party) assistance, and with prompt recovery after intervention regardless of glucose level. and Hypoglycemia with Glucose < 54 mg/dL Episodes of hypoglycemia with glucose <54 mg/dL (3 mmol/L) were defined as reported episodes of hypoglycemia meeting the glucose criteria that did not also qualify as a severe episode. in Controlled Glycemic Control Clinical Studies in Patients with Type 2 Diabetes Mellitus Placebo/Active Control Dapagliflozin 5 mg Dapagliflozin 10 mg Monotherapy (24 weeks) N=75 N=64 N=70 Severe [n (%)] 0 0 0 Glucose <54 mg/dL [n (%)] 0 0 0 Add-on to Metformin (24 weeks) N=137 N=137 N=135 Severe [n (%)] 0 0 0 Glucose <54 mg/dL [n (%)] 0 0 0 Add-on to Glimepiride (24 weeks) N=146 N=145 N=151 Severe [n (%)] 0 0 0 Glucose <54 mg/dL [n (%)] 1 (0.7) 3 (2.1) 5 (3.3) Add-on to Metformin and a Sulfonylurea (24 Weeks) N=109 - N=109 Severe [n (%)] 0 - 0 Glucose <54 mg/dL [n (%)] 3 (2.8) - 7 (6.4) Add-on to Pioglitazone (24 weeks) N=139 N=141 N=140 Severe [n (%)] 0 0 0 Glucose <54 mg/dL [n (%)] 0 1 (0.7) 0 Add-on to DPP4 inhibitor (24 weeks) N=226 – N=225 Severe [n (%)] 0 – 1 (0.4) Glucose <54 mg/dL [n (%)] 1 (0.4) – 1 (0.4) Add-on to Insulin with or without other OADs OAD = oral antidiabetic therapy. (24 weeks) N=197 N=212 N=196 Severe [n (%)] 1 (0.5) 2 (0.9) 2 (1.0) Glucose <54 mg/dL [n (%)] 43 (21.8) 55 (25.9) 45 (23.0) In the DECLARE study [see Clinical Studies (14.2) ] , severe events of hypoglycemia were reported in 58 (0.7%) out of 8574 patients treated with dapagliflozin and 83 (1.0%) out of 8569 patients treated with placebo. Genital Mycotic Infections In the glycemic control trials, genital mycotic infections were more frequent with dapagliflozin treatment. Genital mycotic infections were reported in 0.9% of patients on placebo, 5.7% on dapagliflozin 5 mg, and 4.8% on dapagliflozin 10 mg, in the 12-study placebo-controlled pool. Discontinuation from study due to genital infection occurred in 0% of placebo-treated patients and 0.2% of patients treated with dapagliflozin 10 mg. Infections were more frequently reported in females than in males (see Table 2). The most frequently reported genital mycotic infections were vulvovaginal mycotic infections in females and balanitis in males. Patients with a history of genital mycotic infections were more likely to have a genital mycotic infection during the study than those with no prior history (10.0%, 23.1%, and 25.0% versus 0.8%, 5.9%, and 5.0% on placebo, dapagliflozin 5 mg, and dapagliflozin 10 mg, respectively). In the DECLARE study [see Clinical Studies (14.2) ] , serious genital mycotic infections were reported in <0.1% of patients treated with dapagliflozin and <0.1% of patients treated with placebo. Genital mycotic infections that caused study drug discontinuation were reported in 0.9% of patients treated with dapagliflozin and <0.1% of patients treated with placebo. Hypersensitivity Reactions Hypersensitivity reactions (e.g., angioedema, urticaria, hypersensitivity) were reported with dapagliflozin treatment. In glycemic control studies, serious anaphylactic reactions and severe cutaneous adverse reactions and angioedema were reported in 0.2% of comparator-treated patients and 0.3% of dapagliflozin-treated patients. If hypersensitivity reactions occur, discontinue use of DAPAGLIFLOZIN TABLETS; treat per standard of care and monitor until signs and symptoms resolve. Ketoacidosis in Patients with Diabetes Mellitus In the DECLARE study [see Clinical Studies (14.2) ] , events of diabetic ketoacidosis (DKA) were reported in 27 out of 8574 patients in the dapagliflozin-treated group and 12 out of 8569 patients in the placebo group. The events were evenly distributed over the study period. Laboratory Tests Increases in Serum Creatinine and Decreases in eGFR Initiation of SGLT2 inhibitors, including dapagliflozin causes a small increase in serum creatinine and decrease in eGFR. These changes in serum creatinine and eGFR generally occur within two weeks of starting therapy and then stabilize regardless of baseline kidney function. Changes that do not fit this pattern should prompt further evaluation to exclude the possibility of acute kidney injury [see Warnings and Precautions (5.2) ] . In two studies that included patients with type 2 diabetes mellitus with moderate renal impairment, the acute effect on eGFR reversed after treatment discontinuation, suggesting acute hemodynamic changes may play a role in the renal function changes observed with dapagliflozin. Increase in Hematocrit In the pool of 13 placebo-controlled studies of glycemic control, increases from baseline in mean hematocrit values were observed in dapagliflozin-treated patients starting at Week 1 and continuing up to Week 16, when the maximum mean difference from baseline was observed. At Week 24, the mean changes from baseline in hematocrit were −0.33% in the placebo group and 2.30% in the dapagliflozin 10 mg group. By Week 24, hematocrit values >55% were reported in 0.4% of placebo-treated patients and 1.3% of dapagliflozin 10 mg-treated patients. Increase in Low-Density Lipoprotein Cholesterol In the pool of 13 placebo-controlled studies of glycemic control, changes from baseline in mean lipid values were reported in dapagliflozin-treated patients compared to placebo-treated patients. Mean percent changes from baseline at Week 24 were 0.0% versus 2.5% for total cholesterol, and -1.0% versus 2.9% for LDL cholesterol in the placebo and dapagliflozin 10 mg groups, respectively. In the DECLARE study [see Clinical Studies (14.2) ] , mean changes from baseline after 4 years were 0.4 mg/dL versus -4.1 mg/dL for total cholesterol, and -2.5 mg/dL versus -4.4 mg/dL for LDL cholesterol, in dapagliflozin-treated and the placebo groups, respectively. Decrease in Serum Bicarbonate In a study of concomitant therapy of dapagliflozin 10 mg with exenatide extended-release (on a background of metformin), four patients (1.7%) on concomitant therapy had a serum bicarbonate value of less than or equal to 13 mEq/L compared to one each (0.4%) in the dapagliflozin and exenatide-extended release treatment groups [see Warnings and Precautions (5.1) ] . DAPA-HF and DELIVER Heart Failure Studies No new adverse reactions were identified in the DAPA-HF and DELIVER heart failure studies. DAPA-CKD Chronic Kidney Disease Study No new adverse reactions were identified in the DAPA-CKD study in patients with chronic kidney disease. 6.2 Postmarketing Experience Additional adverse reactions have been identified during post-approval use of dapagliflozin in patients with diabetes mellitus. Because these reactions are reported voluntarily from a population of uncertain size, it is generally not possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Infections: Necrotizing fasciitis of the perineum (Fournier’s Gangrene), urosepsis and pyelonephritis Metabolism and Nutrition Disorders: Ketoacidosis Renal and Urinary Disorders: Acute kidney injury Skin and Subcutaneous Tissue Disorders: Rash
Drug Interactions
Table 5: Clinically Relevant Interactions with DAPAGLIFLOZIN TABLETS Insulin or Insulin Secretagogues Clinical Impact The risk of hypoglycemia may be increased when DAPAGLIFLOZIN TABLETS are used concomitantly with insulin or insulin secretagogues (e.g., sulfonylurea) [see Warnings and Precautions (5.4) ] . Intervention Concomitant use may require lower doses of insulin or the insulin secretagogue to reduce the risk of hypoglycemia. Lithium Clinical Impact Concomitant use of an SGLT2 inhibitor with lithium may decrease serum lithium concentrations. Intervention Monitor serum lithium concentration more frequently during DAPAGLIFLOZIN TABLETS initiation and dosage changes. Positive Urine Glucose Test Clinical Impact SGLT2 inhibitors increase urinary glucose excretion and will lead to positive urine glucose tests. Intervention Monitoring glycemic control with urine glucose tests is not recommended in patients taking SGLT2 inhibitors. Use alternative methods to monitor glycemic control. Interference with 1,5-anhydroglucitol (1,5-AG) Assay Clinical Impact Measurements of 1,5-AG are unreliable in assessing glycemic control in patients taking SGLT2 inhibitors. Intervention Monitoring glycemic control with 1,5-AG assay is not recommended. Use alternative methods to monitor glycemic control. See full prescribing information for information on drug interactions and interference of DAPAGLIFLOZIN TABLETS with laboratory tests. (7) Drug Interactions In Vitro Assessment of Drug Interactions In in vitro studies, dapagliflozin and dapagliflozin 3-O-glucuronide neither inhibited CYP 1A2, 2C9, 2C19, 2D6, or 3A4, nor induced CYP 1A2, 2B6, or 3A4. Dapagliflozin is a weak substrate of the P-glycoprotein (P-gp) active transporter, and dapagliflozin 3-O-glucuronide is a substrate for the OAT3 active transporter. Dapagliflozin or dapagliflozin 3-O-glucuronide did not meaningfully inhibit P-gp, OCT2, OAT1, or OAT3 active transporters. Overall, dapagliflozin is unlikely to affect the pharmacokinetics of concurrently administered medications that are P-gp, OCT2, OAT1, or OAT3 substrates. Effects of Other Drugs on Dapagliflozin Table 6 shows the effect of coadministered drugs on the pharmacokinetics of dapagliflozin. No dose adjustments are recommended for dapagliflozin. Table 6: Effects of Coadministered Drugs on Dapagliflozin Systemic Exposure Coadministered Drug (Dose Regimen) Single dose unless otherwise noted. Dapagliflozin (Dose Regimen) Effect on Dapagliflozin Exposure (% Change [90% CI]) C max AUC AUC = AUC(INF) for drugs given as single dose and AUC = AUC(TAU) for drugs given in multiple doses. No dosing adjustments required for the following: Oral Antidiabetic Agents Metformin (1000 mg) 20 mg ↔ ↔ Pioglitazone (45 mg) 50 mg ↔ ↔ Sitagliptin (100 mg) 20 mg ↔ ↔ Glimepiride (4 mg) 20 mg ↔ ↔ Voglibose (0.2 mg three times daily) 10 mg ↔ ↔ Other Medications Hydrochlorothiazide (25 mg) 50 mg ↔ ↔ Bumetanide (1 mg) 10 mg once daily for 7 days ↔ ↔ Valsartan (320 mg) 20 mg ↓12% [↓3%, ↓20%] ↔ Simvastatin (40 mg) 20 mg ↔ ↔ Anti-infective Agent Rifampin (600 mg once daily for 6 days) 10 mg ↓7% [↓22%, ↑11%] ↓22% [↓27%, ↓17%] Nonsteroidal Anti-inflammatory Agent Mefenamic Acid (loading dose of 500 mg followed by 14 doses of 250 mg every 6 hours) 10 mg ↑13% [↑3%, ↑24%] ↑51% [↑44%, ↑58%] ↔ = no change (geometric mean ratio of test: reference within 0.80 to 1.25); ↓ or ↑ = parameter was lower or higher, respectively, with coadministration compared to dapagliflozin administered alone (geometric mean ratio of test: reference was lower than 0.80 or higher than 1.25) Effects of Dapagliflozin on Other Drugs Table 7 shows the effect of dapagliflozin on other coadministered drugs. Dapagliflozin did not meaningfully affect the pharmacokinetics of the coadministered drugs. Table 7: Effects of Dapagliflozin on the Systemic Exposures of Coadministered Drugs Coadministered Drug (Dose Regimen) Single dose unless otherwise noted. Dapagliflozin (Dose Regimen) Effect on Coadministered Drug Exposure (% Change [90% CI]) C max AUC AUC = AUC(INF) for drugs given as single dose and AUC = AUC(TAU) for drugs given in multiple doses. No dosing adjustments required for the following: Oral Antidiabetic Agents Metformin (1000 mg) 20 mg ↔ ↔ Pioglitazone (45 mg) 50 mg ↓7% [↓25%, ↑15%] ↔ Sitagliptin (100 mg) 20 mg ↔ ↔ Glimepiride (4 mg) 20 mg ↔ ↑13% [0%, ↑29%] Other Medications Hydrochlorothiazide (25 mg) 50 mg ↔ ↔ Bumetanide (1 mg) 10 mg once daily for 7 days ↑13% [↓2%, ↑31%] ↑13% [↓1%, ↑30%] Valsartan (320 mg) 20 mg ↓6% [↓24%, ↑16%] ↑5% [↓15%, ↑29%] Simvastatin (40 mg) 20 mg ↔ ↑19% Digoxin (0.25 mg) 20 mg loading dose then 10 mg once daily for 7 days ↔ ↔ Warfarin (25 mg) 20 mg loading dose then 10 mg once daily for 7 days ↔ ↔ ↔ = no change (geometric mean ratio of test: reference within 0.80 to 1.25); ↓ or ↑ = parameter was lower or higher, respectively, with coadministration compared to the other medicine administered alone (geometric mean ratio of test: reference was lower than 0.80 or higher than 1.25).
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