Adults 18 to 100, any sex, with Resistant Hypertension. Patients with the condition only — healthy volunteers not accepted.
Results — posted to ClinicalTrials.gov
Per-arm endpoint measurements with 95% confidence intervals where reported. Source: trial results section.
Dose-response (DR) Relationship of XXB750 With Respect to Change From Baseline in Systolic Blood Pressure (SBP) 24 HoursPrimary· Baseline, Week 12
To evaluate the efficacy and dose-response relationship of different doses of XXB750 compared to placebo in reducing the mean 24 hours ambulatory systolic blood pressure from baseline at Week 12. Automated arterial BP determinations and pulse rate readings were made with Microlife Watch BP Office 2G, an automated digital BP device. The primary outcome measure was evaluated using an optimally weighted contrast test following the Multiple Comparison Procedure-Modeling (MCP-MOD) methodology. There were five candidate models to capture the shape of the dose-response relationship for XXB750 at Week
Group
Value
95% CI
Placebo
-5.77
-10.74 – -1.12
XXB750 30 mg
-6.41
-10.15 – -2.85
XXB750 60 mg
-6.63
-10.40 – -3.53
XXB750 120 mg
-6.66
-12.57 – -3.16
XXB750 120 mg/240 mg
-5.40
-9.58 – -0.36
Change From Baseline in SBP 24 Hours at Week 12 (Difference Between Highest XXB750 Dose and Placebo)Secondary· Baseline, Week 12
To evaluate the treatment effect of the highest XXB750 dose versus placebo in reducing the mean 24 hours SBP from baseline to Week 12. Automated arterial BP determinations and pulse rate readings were made with Microlife Watch BP Office 2G, an automated digital BP device.
Group
Value
95% CI
Placebo
-6.01
± 2.42
XXB750 120 mg/240 mg
-4.64
± 2.49
Change From Baseline in SBP 24 Hours of Average of Week 9 and Week 12 (Difference Between Highest XXB750 Dose and Placebo)Secondary· Baseline, Week 9 and Week 12
To evaluate the treatment effect of the highest XXB750 dose versus placebo in the dosing interval average of ambulatory SBP as assessed by average of mean 24 hours SBP measured at week 9 and week 12. Automated arterial BP determinations and pulse rate readings were made with Microlife Watch BP Office 2G, an automated digital BP device.
Group
Value
95% CI
Placebo
-5.77
± 2.13
XXB750 120 mg/240 mg
-4.62
± 2.21
The Model-based Estimated Percentage of Participants Achieving Blood Pressure (BP) ControlSecondary· Week 12
To evaluate the percentage of participants achieving ambulatory BP control defined as mean 24 hours SBP \<130 mmHg and mean 24 hours DBP \< 80 mmHg with respect to the dose-response relationship of the four XXB750 dose level groups compared to placebo at week 12. Automated arterial BP determinations and pulse rate readings were made with Microlife Watch BP Office 2G, an automated digital BP device. Percentage of participants is derived from dose response analysis, using generalized MCP-Mod methodology for binary data.
Group
Value
95% CI
Placebo
13.2
XXB750 30 mg
15.0
XXB750 60 mg
17.7
XXB750 120 mg
22.0
XXB750 120 mg/240 mg
25.9
Adverse events — posted to ClinicalTrials.gov
Time frame: Adverse events were reported from first dose of study treatment until end of study treatment plus follow up period, up to a maximum duration of approximately 20 weeks..
Reporting threshold: 2%.
Adverse-event reports describe events observed during the trial — not all are caused by the drug.
Placebo
Serious: 1/42 (2%)
Deaths: 0/42
XXB750 30 mg
Serious: 2/32 (6%)
Deaths: 0/32
XXB750 60 mg
Serious: 3/36 (8%)
Deaths: 0/36
XXB750 120 mg
Serious: 1/37 (3%)
Deaths: 0/37
XXB750 120 mg/240 mg
Serious: 3/42 (7%)
Deaths: 0/42
Serious adverse events (13 terms)
Reaction
System
Placebo
XXB750 30 mg
XXB750 60 mg
XXB750 120 mg
XXB750 120 mg/240 mg
Pneumonia
Infections and infestations
—
—
—
—
—
Cardiac failure
Cardiac disorders
—
—
—
—
—
Coronary artery disease
Cardiac disorders
—
—
—
—
—
Device related infection
Infections and infestations
—
—
—
—
—
Infectious pleural effusion
Infections and infestations
—
—
—
—
—
Osteomyelitis acute
Infections and infestations
—
—
—
—
—
Dehydration
Metabolism and nutrition disorders
—
—
—
—
—
Hypokalaemia
Metabolism and nutrition disorders
—
—
—
—
—
Exertional rhabdomyolysis
Musculoskeletal and connective tissue disorders
—
—
—
—
—
Plasma cell myeloma
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
—
—
—
—
—
Dizziness
Nervous system disorders
—
—
—
—
—
Syncope
Nervous system disorders
—
—
—
—
—
Acute kidney injury
Renal and urinary disorders
—
—
—
—
—
Other adverse events (140 terms — click to expand)
The purpose of this 20-week randomized double-blind study in patients with resistant hypertension (rHTN) is to evaluate the efficacy, safety, and tolerability, of different doses of XXB750 administered as subcutaneous (SC) injections, compared to placebo. Since all study participants will be patients with rHTN, all study treatments will be given on top of maximally tolerated background antihypertensive therapy recommended by international guidelines for treatment of HTN (i.e., a thiazide or a thiazide-like diuretic, an angiotensin converting enzyme inhibitor (ACEi) or an angiotensin receptor blocker (ARB), and a long-acting dihydropyridine calcium channel blocker (CCB).
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
NCT07207226 — Arterial Stiffness as a Tool to Investigate Adherence in Resistant Hypertension
· NA
· recruiting
NCT06526858 — Early Feasibility Study of "HyperQureTM RDN System", Laparoscopic Renal Denervation Therapy, in Patients With Resistant
· NA
· recruiting
NCT05888233 — Allopurinol Improves Heart Function in African Americans With Resistant Hypertension
· Phase 2
· recruiting
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Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
Sponsor: as reported to ClinicalTrials.gov by Novartis Pharmaceuticals
Last refreshed: 12 January 2026
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05562934.