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Intradialytic Exercise Combined With Creatine Monohydrate in Patients With Chronic Kidney Disease Undergoing Hemodialysis.

Effect of an Intradialytic Physical Exercise Programme Supplemented With Creatine Monohydrate on Body Composition, Biochemical Parameters and Functionality in Patients With Stage 5 Chronic Kidney Disease Undergoing Haemodialysis: Phase II Double-blind Randomised Clinical Trial.

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07666815
Enrollment
48
Registered
2026-06-24
Start date
2026-03-02
Completion date
2026-08-07
Last updated
2026-06-24

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

Conditions

Chronic Kidney Disease 5D

Keywords

Creatine, Hemodialysis, Functionality

Brief summary

This study aims to evaluate the effects of creatine monohydrate supplementation and an intradialytic exercise program on body composition, biochemical parameters, and functional capacity in patients with chronic kidney disease (CKD) undergoing maintenance hemodialysis. The study will compare the independent and combined effects of these interventions over an 8-week period to determine their potential benefits in this patient population.

Detailed description

A double-blind, randomized clinical trial will be conducted in patients with chronic kidney disease undergoing maintenance hemodialysis. The study will evaluate the effects of creatine monohydrate supplementation and an intradialytic exercise program on body composition, biochemical parameters, and functional capacity. Participants will be allocated to one of four study groups: (1) standard hemodialysis care, (2) creatine monohydrate supplementation, (3) intradialytic exercise, and (4) creatine monohydrate supplementation combined with intradialytic exercise. The intervention period will last 8 weeks. Body composition, biochemical parameters, and functional capacity will be assessed at baseline and after completion of the intervention period. Comparisons among study groups will be performed to determine the independent and combined effects of creatine monohydrate supplementation and intradialytic exercise. The study is designed to generate evidence regarding the potential clinical benefits of incorporating structured exercise programs and creatine supplementation into the routine management of patients receiving maintenance hemodialysis. Findings may contribute to the development of strategies aimed at improving physical function, nutritional status, and overall health outcomes in this population.

Interventions

DRUGGroup A with creatine monohydrate

Participants will receive 5 g of creatine monohydrate diluted in 100 mL of water daily for 8 weeks. On hemodialysis days, supplementation will be administered immediately after the dialysis session. On non-dialysis days, supplementation will be administered after a meal.

Participants will receive 5 g of placebo diluted in 100 mL of water daily for 8 weeks. On hemodialysis days, placebo will be administered immediately after the dialysis session. On non-dialysis days, placebo will be administered after a meal.

BEHAVIORALGroup C Intradialytic Exercise Program

Participants will perform a supervised intradialytic exercise program during hemodialysis sessions for 8 weeks. The program will include aerobic and resistance exercises performed three times per week according to the study protocol.

PROCEDUREComparison group D Hemodialysis

Participants will continue receiving their prescribed maintenance hemodialysis treatment according to the standard clinical procedures of the dialysis center.

Sponsors

Pedro Julian Flores Moreno
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
FACTORIAL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Masking description

The study will be double-blind, meaning that patients will not know which treatment group they are in, and the principal investigator will not know which patients are taking creatine monohydrate or a placebo.

Intervention model description

Study divided into four groups: Group A consists of hemodialysis, intradialytic exercise, and creatine monohydrate. Group B consists of hemodialysis, intradialytic exercise, and placebo. Group C consists of hemodialysis and exercise. Group D consists of hemodialysis.

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* atients who are treated at the State Haemodialysis Centre. * Patients who receive haemodialysis three times a week. * Signature of informed consent. * Patients over 18 years of age, both men and women. * Patients who have been on haemodialysis for no more than two years.

Exclusion criteria

Patients who have had a limb amputated. * Patients who are in a state of anuria. * Inability to perform muscular resistance or aerobic resistance exercises. * Patients unable to perform physical exercise. * HIV-positive patients. Elimination. * Patients who voluntarily withdraw from the project. * Inability to perform physical exercise. * Death. * Adverse events related to creatine consumption.

Design outcomes

Primary

MeasureTime frameDescription
Grasping muscle strengthFrom baseline assessments through the end of the 8-week interventionMeasurement of results in kilograms

Countries

Mexico

Contacts

CONTACTIsrael Pérez Palafox PALAFOX Master of Medical Sciences
iperez@ucol.mx+523151260402

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 25, 2026