Evaluation of Drug-drug Interaction Between LCZ696 and Sildenafil in Subjects With Mild to Moderate Hypertension
- Registration Number
- NCT01601470
- Lead Sponsor
- Novartis Pharmaceuticals
- Brief Summary
This study was conducted to investigate the potential for a pharmacokinetic drug-drug interaction in support of the co-administration of LCZ696 and sildenafil.
- Detailed Description
This study was conducted to investigate the potential for a pharmacokinetic drug-drug interaction in patients with mild-to-moderate hypertension in support of the co-administration of LCZ696 and sildenafil.
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- Male
- Target Recruitment
- 28
- Male subjects with mild to moderate hypertension, either treated or not currently on treatment, between age 18 and 65 years of age, and otherwise in good health as determined by past medical history, physical examination, vital signs, electrocardiogram, and laboratory tests at screening.
- At screening: systolic blood pressure 120-140 mmHg on therapy, or 140-160 mmHg if untreated
- At screening: diastolic blood pressure, 70-95 mmHg on therapy, or 90-100 mmHg if untreated
- Baseline: BP ≥140/90;
- Use of non-antihypertensive prescription drugs, herbal supplements, and/or over-the-counter (OTC) medication, dietary supplements (vitamins included) within two (2) weeks prior to initial dosing
Other protocol-defined inclusion/exclusion criteria may apply.
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- SINGLE_GROUP
- Arm && Interventions
Group Intervention Description Period 1:Sildenafil;Period 2:LCZ696;Period 3:LCZ696+Sildenafil LCZ696 During Treatment Period 1, on study Day 1, participants received a single dose of sildenafil followed by wash out on Day 2. In Period 2 (study Days 3-7), participants received LCZ696 once daily. In Period 3, on study Day 8, participants received LCZ696 , co-administered at the same time with a single dose of sildenafil. Period 1:Sildenafil;Period 2:LCZ696;Period 3:LCZ696+Sildenafil Sildenafil During Treatment Period 1, on study Day 1, participants received a single dose of sildenafil followed by wash out on Day 2. In Period 2 (study Days 3-7), participants received LCZ696 once daily. In Period 3, on study Day 8, participants received LCZ696 , co-administered at the same time with a single dose of sildenafil.
- Primary Outcome Measures
Name Time Method Area Under the Plasma Concentration-time Curve From Time Zero to the End of the Dosing Interval (AUCtau) of LCZ696 Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of sildenafil on the pharmacokinetics of LCZ696 (analytes of LCZ696: AHU377, LBQ657 and valsartan) was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, and day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. AUC is a mathematically-derived value from all measurements. AUC is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Maximum Plasma Concentration Following Drug Administration at Steady State (Cmax,ss) of LCZ696 Analytes (AHU377, LBQ657 and Valsartan) From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of sildenafil on the pharmacokinetics of LCZ696 (analytes of LCZ696: AHU377, LBQ657 and valsartan) was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, and day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. Cmax is a mathematically-derived value from all measurements. Cmax is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Minimum Plasma Concentration Following Drug Administration at Steady State (Cmin,ss) of LCZ696 Analytes (AHU377, LBQ696 and Valsartan) From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of sildenafil on the pharmacokinetics of LCZ696 (analytes of LCZ696: AHU377, LBQ657 and valsartan) was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. Cmin is a mathematically-derived value from all measurements. Cmin is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Time to Reach the Maximum Concentration After Drug Administration (Tmax) of LCZ696 Analytes (AHU377, LBQ657 and Valsartan) From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of sildenafil on the pharmacokinetics of LCZ696 (analytes of LCZ696: AHU377, LBQ657 and valsartan) was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. Tmax is a mathematically-derived value from all measurements. Tmax is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Area Under the Plasma Concentration-time Curve From Time Zero to Infinity (AUCinf) of Sildenafil and N-desmethyl-sildenafil Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of LCZ696 on the pharmacokinetics of Sildenafil and N-desmethyl-sildenafil was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. AUC is a mathematically-derived value from all measurements. AUC is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Area Under the Plasma Concentration-time Curve From Time Zero to the Time of the Last Quantifiable Concentration (AUClast) of Sildenafil and N-desmethyl-sildenafil Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of LCZ696 on the pharmacokinetics of Sildenafil and N-desmethyl-sildenafil was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. AUC is a mathematically-derived value from all measurements. AUC is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Terminal Elimination Half-life (T1/2) of Sildenafil and N-desmethyl-sildenafil Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of LCZ696 on the pharmacokinetics of Sildenafil and N-desmethyl-sildenafil was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. T1/2 is a mathematically-derived value from all measurements. T1/2 is a measure of the area under the curve that is obtained from plotting the plasma concentration by time point. All time-points were used to derive the single PK parameters.
Maximum Plasma Concentration Following Drug Administration (Cmax) of Sildenafil and N-desmethyl-sildenafil Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of LCZ696 on the pharmacokinetics of Sildenafil and N-desmethyl-sildenafil was assessed. Blood samples were collected at pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. All time-points were used to mathematically derive the single PK parameter.
Time to Reach the Maximum Concentration After Drug Administration (Tmax) of Sildenafil and N-desmethyl-sildenafil Analytes From pre-dose on day 1 until 12 hours post dose on day 8 The effect of co-administration of LCZ696 on the pharmacokinetics of Sildenafil and N-desmethyl-sildenafil will be assessed. 8pre-dose and 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose from day 1 to day 7, 24 hours post-dose from day 7, day 8 at 0.5, 1, 1.5, 2, 3, 4, 6, 8, 12 hours post-dose. All time-points were used to mathematically derive the single PK parameter.
- Secondary Outcome Measures
Name Time Method Adverse Events, Serious Adverse Events and Deaths Were Monitored From Screening to End of Study From the screening visit until 30 days past the final study assessment Number of patients with adverse events, serious adverse events and death
Trial Locations
- Locations (1)
Novartis Investigative Site
🇩🇪Berlin, Germany