NCT04994860

Effect of BIA 5-1058 400 mg on the Steady State Pharmacokinetics of Sildenafil

An Open-Label, Three Period, Fixed Sequence Study to Assess the Effect of a Single Dose of BIA 5-1058 400 mg on the Steady State Pharmacokinetics of Sildenafil in Healthy Subjects Under Fasting Conditions

• Status: Completed
• Phase: Phase 1
• Study type: Interventional
• Enrollment: 20 (actual)
• Sponsor: Bial - Portela C S.A. · Industry
• Sex: All
• Age: 18 Years – 45 Years
• Healthy volunteers: Accepted

Summary

The purpose of this study is: * To assess the effect of BIA 5 1058 400 mg on the pharmacokinetics (PK) of sildenafil. * To assess the effect of sildenafil on the PK of BIA 5-1058.

Detailed description

This study was an open label, three period, fixed sequence study in healthy male and female subjects performed under fasting conditions at a single study center. The study comprised: * Screening during Days -28 to -2 (both inclusive). * Three treatment periods separated by a washout period of at least 10 days. Duration of Treatment: The duration of participation for each subject was approximately 2 months and 3 weeks (including the screening period).

Conditions

• Pulmonary Arterial Hypertension

Interventions

Type	Name	Description
DRUG	BIA 5-1058	Oral BIA 5-1058 (Zamicastat) 100 mg tablets
DRUG	Sildenafil	Oral Sildenafil ( Revatio) 20 mg film coated tablets

Timeline

• Start date: 2018-03-22
• Primary completion: 2018-06-07
• Completion: 2018-06-07
• First posted: 2021-08-06
• Last updated: 2021-08-06

Locations

1 site across 1 country: Germany