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Effect of dietary salt reduction and low sodium salt substitutes on blood pressure among adults with hypertension attending urban primary care clinics in Hyderabad

Effect of Dietary Salt Reduction and Low Sodium Salt Substitution on Blood Pressure among Hypertensive Adults Attending Urban Primary Care Facilities in Hyderabad A Randomized Controlled Trial - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/03/105963
Enrollment
195
Registered
2026-03-11
Start date
Unknown
Completion date
Unknown
Last updated
2026-03-30

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

Conditions

Health Condition 1: I10- Essential (primary) hypertension

Interventions

Intervention1: Structured Dietary Salt Reduction : Participants will receive pre measured household salt quantities to facilitate reduction in discretionary salt use during cooking and at the table.

Sponsors

ICMR
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Adults aged 18 years and above Clinical diagnosis of hypertension with or without antihypertensive medication Systolic blood pressure 140 millimetres of mercury or higher and or diastolic blood pressure 90 millimetres of mercury or higher at screening Primarily consume home cooked meals defined as at least two major meals cooked at home on most days of the month Willing and able to provide written informed consent

Exclusion criteria

Exclusion criteria: Use of potassium sparing diuretics Current potassium supplementation Known history of acute or chronic kidney disease Baseline hyperkalemia Pregnant or lactating women Households with children below five years of age Current use of low sodium salt substitute Any medical condition considered unsafe for participation by the study medical officer Participants planning to relocate from the study area during the trial period

Design outcomes

Primary

MeasureTime frame
Change in systolic blood pressure measured in millimetres of mercury among hypertensive adults Timepoint: Measured at baseline and at the end of 1 month intervention period.

Secondary

MeasureTime frame
Change in diastolic blood pressure among hypertensive adults Timepoint: Baseline and at 1 month;Change in urinary sodium and potassium excretion among participants Timepoint: Baseline and at 1 month;Change in urinary sodium to potassium ratio among participants Timepoint: Baseline and at 1 month;Adherence to dietary salt reduction and salt substitute interventions Timepoint: Assessed at 1 month follow up

Countries

India

Contacts

Public ContactDR CSSURYA GOUD

ICMR-NATIONAL INSTITUTE OF NUTRITION

suryagoud.cs@icmr.gov.in4027197247

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Apr 4, 2026