Use of Short Text Messages to Promote Medication Adherence in Hypertensive Patients

Not Applicable

Completed

• Conditions: Adherence, Treatment; Hypertension
• Interventions: Other: Educational short message texts; Other: Adherence short message texts

• Registration Number: NCT04124263
• Lead Sponsor: Federal University of Bahia

Brief Summary

OBJECTIVE: To evaluate the effect of intervention by sending short text messages with a reminder of the time of medication use, compared to sending educational messages, on adherence to drug treatment in patients with hypertension. METHODOLOGY: Prospective, randomized, controlled, double-blind, parallel group study that will be performed in patients with hypertension seen at a community pharmacy in Brazil. The following groups will be compared: a) intervention group 1: 70 hypertensive patients registered for access to medication associated with usual care, in addition to text messages via mobile phone with educational information b) intervention group 2: 70 hypertensive patients registered for access to medications that will additionally receive text messages at the times indicated in the prescription for use of each indicated medication, in addition to educational information. After the washout period, the groups will have the active interventions changed for an additional 90 days. The proportion of adherent and non-adherent patients with and without controlled BP in both groups will be compared after the periods of application of the different interventions.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2019-10-09
• Study First Submitted QC: 2019-10-10
• Study First Posted: 2019-10-11
• Study Start: 2021-01-07
• Primary Completion: 2022-11-10
• Study Completion: 2022-11-10
• Status Verified: 2022-12
• Last Update Submitted: 2022-12-19
• Last Update Posted: 2022-12-21

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 157

Inclusion Criteria

hypertension diagnosis, age, availability of mobile phone with short message texts access and ability to read and access short message texts -

Exclusion Criteria

visual, hearing or mental disabilities that disables receiving short message texts , being pregnant, recently delivered or breastfeeding

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Arm && Interventions

Group	Intervention	Description
Educational Short Messages	Educational short message texts	70 hypertensive patients registered for access to medications that will additionally receive text messages at the times indicated in the prescription for use of each indicated medication, in addition to educational information.
Medication Time Short Messages	Adherence short message texts	70 hypertensive patients registered for access to medications that will additionally receive text messages at the times indicated in the prescription for use of each indicated medication, in addition to educational information.
Medication Time Short Messages	Educational short message texts	70 hypertensive patients registered for access to medications that will additionally receive text messages at the times indicated in the prescription for use of each indicated medication, in addition to educational information.
Educational Short Messages	Adherence short message texts	70 hypertensive patients registered for access to medications that will additionally receive text messages at the times indicated in the prescription for use of each indicated medication, in addition to educational information.

Primary Outcome Measures

Name	Time	Method
Treatment adherence	Seven months (including one month of washout period)	Measurement of medication usage through Brief Medication Questionnaire: low to high adherence

Secondary Outcome Measures

Name	Time	Method
Blood pressure	Seven months (including one month of washout period)	Measurement of blood pressure

Trial Locations

Locations (1)

Farmácia Escola da UFBA, campus Anísio Teixeira; 🇧🇷 Vitória Da Conquista, Bahia, Brazil