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Metoprolol and Carvedilol on Intradialytic Hypotension and Effects on Heart rate variability in Patients with Chronic Kidney Disease Undergoing Hemodialysis: A Randomized Controlled Trial

Metoprolol and Carvedilol on Intradialytic Hypotension and Effects on Heart rate variability in Patients with Chronic Kidney Disease Undergoing Hemodialysis: A Randomized Controlled Trial (MICADO)

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
TCTR
Registry ID
TCTR20260701007
Enrollment
130
Registered
2026-07-01
Start date
2026-06-09
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Effects of Metoprolol versus Carvedilol on Intradialytic Hypotension and Heart Rate Variability in Patients with End-Stage Kidney Disease Undergoing Hemodialysis Betablocker, Intradialytic hypotension, Heart rate variability, Thailand

Interventions

Metoprolol 50 mg bid to 100 mg bid ,Carvedilol 12.5 mg bid to 25 mg bid
Active Comparator Drug,Experimental Drug
Metoprolol group,Carvedilol group

Sponsors

Lampang hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Patients with end-stage kidney disease (ESKD) receiving maintenance hemodialysis three times per week. 2. Patients who have been receiving maintenance hemodialysis for at least 3 months. 3. Patients not currently receiving beta-blocker therapy with a pre-dialysis systolic blood pressure of 140 to179 mmHg. 4. Patients currently receiving beta-blocker therapy with a pre-dialysis systolic blood pressure of 130 to 159 mmHg. 5. Age 18 to 85 years at the time of enrollment.

Exclusion criteria

Exclusion criteria: 1.Resting heart rate less than 50 beats per minute. 2.History of second degree or third degree atrioventricular (AV) block. 3.History of heart failure with reduced ejection fraction (HFrEF) with left ventricular ejection fraction (LVEF) less than or equal to 40 percent. 4.LVEF less than or equal to 40 percent at study enrollment. 5.History of atrial fibrillation or permanent pacemaker implantation. 6.History of intradialytic hypotension occurring in more than 20 percent of hemodialysis sessions during the preceding 3 months. 7. Known hypersensitivity or allergy to betablockers 8. Active infection requiring ongoing treatment 9. Active malignancy requiring ongoing treatment 10. Pregnancy 11. History of severe adverse effects from betablockers or contraindications to betablocker therapy, including symptomatic bradycardia, asthma, chronic obstructive pulmonary disease (COPD), beta blocker induced bronchospasm, or severe Raynauds phenomenon. 12. Concomitant use of medications associated with an increased risk of bradycardia or heart block, such as verapamil or diltiazem

Design outcomes

Primary

MeasureTime frame
Rate of intradialytic hypotension At dialysis Blood pressure measurement,changes in heart rate variability (HRV) At intervention and 6 months after intervention Holter monitoring

Secondary

MeasureTime frame
Left ventricular mass index (LVMI) 6 and 12 months of treatment Echocardiography ,Intradialytic blood pressure At dialysis Blood pressure measurement ,Morning home blood pressure At start of intervention, 3 months, 6 months and 12 months of intervention Blood pressure measurement ,LVEF 6 and 12 months after intervention Echocardiography ,Global longitudinal strain (GLS) 6 and 12 months after intervention Echocardiography ,Echocardiographic indices of diastolic function 6 and 12 months after intervention Echocardiography,Severe IDH At dialysis Blood pressure measurement

Countries

Thailand

Contacts

Public ContactThanawat Vongchaiudomchok

Department of internal medicine, Lampang hospital

thanawat.lp@cpird.in.th0867964597

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026