About this trial
The goal of this clinical trial is to learn if the drug RT-001 works to reduce high blood pressure (hypertension) in adults. It will also learn about the safety of RTN-001. The main questions it aims to answer are:
Does RTN-001 lower blood pressure in patients who have uncontrolled hypertension? What medical problems do participants have when taking RTN-001?
Researchers will compare RTN-001 to a placebo (a look-alike substance that contains no drug) to see if RTN-001 works to treat uncontrolled hypertension.
Participants will:
Take RTN-001 or a placebo every day for 12 weeks Visit the clinic about once every 2 weeks for checkups and tests Keep a diary of their symptoms and all medications that they take including RTN-001
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Provision of written informed consent before any study-specific procedure.
Male or female patients age 18 to 70 years, inclusive, at the Screening Visit.
Uncontrolled HTN despite being on a stable regimen of ≥ 2 antihypertensive medications in the following drug classes: ACE-inhibitors, ARBs, beta blockers, calcium channel blockers, mineralocorticoid receptor antagonists, or diuretics. A stable regimen is defined as being on the same medications and the same dose for at least 30 days before screening. A combination pill containing 2 separate classes of antihypertensive drugs is considered 2 antihypertensive medications.
Mean BP of ≥ 130/80 mm Hga.
Disqualifiers
Currently enrolled in a study with an investigational product or any other type of medical research within 30 days before randomization.
Mean seated SBP > 170 mm Hg and/or DBP > 110 mm Hg.
Current or planned use of nitrates and/or alpha-blockers or other drugs known to affect BP during the study period (except for those allowed in the protocol; Section 5.9.2) including SGLT2 inhibitors and GLP-1 agonists.
Regular user of PDE5 inhibitors or cannot/is unwilling to refrain from use of PDE5 inhibitors for 7 days before and during their participation in the study.
Trial design
Parallel
Treatments tested in this trial
RTN-001
DrugA potent and selective PDE5 inhibitor.
Matching placebo control
DrugThe reference/comparator product is a matching placebo tablet with similar appearance and weight as the RTN-001 oral tablet.
Treatment groups
Trial outcomes
Primary outcomes
Mean change in systolic blood pressure at 4 weeks
The difference in the mean change in pre-dose office-seated systolic blood pressure in patients with uncontrolled hypertension after 4 weeks of treatment with RTN-001 versus placebo.
Secondary outcomes
Mean change in daytime ambulatory SBP at 4 weeks
Difference in mean change in daytime ambulatory SBP in patients with uncontrolled hypertension after 4 weeks of treatment with RTN-001 versus placebo.
Mean change in daytime ambulatory SBP at 8 and 12 weeks
Difference in the mean change in predose office-seated SBP in patients with uncontrolled hypertension after 8 and 12 weeks of treatment with RTN-001 versus placebo.
Mean change in pre-dose central SBP at 4 and 12 weeks
Difference in the mean change in predose central SBP in patients with uncontrolled hypertension after 4 and 12 weeks of treatment with RTN-001 versus placebo.
Mean change in daytime ambulatory SBP at 12 weeks
Difference in the mean change in daytime ambulatory SBP in patients with uncontrolled hypertension after 12 weeks of treatment with RTN-001 versus placebo.
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