Centre For Clinical Research And Biostatistics (CCRB)

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1 Unique Trial Number (assigned by CCRB)

CUHK_CCT00401

2 Trial Registration Date

2014-03-31

i Registration Status

Prospective

3 Secondary IDs

CRE-2011.489-T

4 Source(s) of Funding

HMRF

5 Primary Sponsor

CUHK

6 Secondary Sponsor

NA

Function

Please specify

7 Responsible Contact Person (public contact person for patients interested in participating)

i Name

Karen YIU

ii Address

4/F, School of Public Health, Prince of Wales Hospital, Shatin, N.T., HK

iii Phone

2252 8797

iv Email

karen.yiuyiu@gmail.com

v Affiliation

Research Assistant

vi Country

8 Research Contact Person (person to contact for scientific inquiries)

i Name

Prof. Benjamin Hon Kei YIP

ii Address

4/F, School of Public Health, Prince of Wales Hospital, Shatin, N.T., HK

iii Phone

2252 8799

iv Email

benyip@cuhk.edu.hk

v Affiliation

Research Assistant Profession

vi Country

9 Official Scientific Title of the Study

Providing Repeat Prescriptions for Patients with Controlled Hypertension – a randomized controlled trial

10 Public Title

Providing Repeat Prescriptions for Patients with Controlled Hypertension – a randomized controlled trial

i Public Title in Chinese 研究名稱

研究題目: 長期高血壓病患重複處方服務研究

11 Short Title (Optional)

PREP

12 Countries of Recruitment

Hong Kong

13 Research Ethic Review

i Has the study received appropriate ethics approval?

Yes

ii When is the approval date?

2011-12-08

iii Full Name of IRB/IEC

Please specify

iv IRB/IEC approval reference number

14 Medical Condition Being Studied

Hypertension

15 Intervention

i Types of intervention

Procedure

Please specify

ii Description/ name of Intervention/article

Repeat Prescriptions

iii Dosage form of the intervention

iv Dosage of the intervention

v Duration of the intervention

One year

vi Frequency of the intervention

16 Comparative Treatments

i Description/ name of comparative treatments

Patients in the intervention group will be compared with patients in the usual care group using a single blinded
randomized design. Patients in the control group will during the one-year follow-up have routine check up and see doctors three times (month 0, 4, 8) and patients in intervention group will see the doctor only once (at month 0). Usual care will resume in both groups at the end of the study(months 12).

ii Dosage form of the comparative treatments

iii Dosage of the comparative treatments

iv Duration of the comparative treatments

v Frequency of the comparative treatments

17 Key Inclusion and Exclusion Criteria

i Inclusion Criteria

• Diagnosed with hypertension and no change in medication in the past 12 months.
• Systolic blood pressure below 140 mmHg and diastolic blood pressure above 90 mmHg.
• No past history of cardiovascular complications or diabetes mellitus.
• Annual hypertension check up bloods, urine and retinograph was assessed in the last three months and parameters were satisfactory.

ii Exclusion Criteria

• Patient is unable to give consent
• Is concurrently a subject in another clinical trial
• Impaired renal function with an eGFR <60mmol/L
• Past history of myocardial infarction or any cerebrovascular accident within the previous year.
• Patients planning conceive in upcoming year or are pregnant.

iii Age Minimum

18 or above

iv Age Maximum

NA

v Gender

Both Male and Female

18 Study Type

Interventional

19 Study Design

i Randomization

Randomized

Please specify

ii Nature of control

Not Applicable

iii Degree of masking

Single-blind

If Single-blind, who will be masked?

iv Group Assignment

Parallel

v Study Phase

Please specify

vi Study Objectives (Optional)

20 Anticipated trial start date

2014-05-01

21 Target Sample Size

414

22 Recruitment Status

Not Yet Recruiting

23 Primary Outcome

Systolic and diastolic blood pressure as measured by automated blood measure monitors in the clinic at month 12 or 1 year after subject recruitment.

24 Secondary Outcome

Patient’s level of recommendation of the intervention, as measured by the Net Promoter Score(19), and patient’s acceptability and evaluation of intervention service.

25 Study Information/Publication

i Study Information/Publication Available?

No

ii Link to Study Information/Publication

26 Last Update Date

2015-09-10

27 Primary Registry and Trial Identifying Number

28 Date of Registration in Primary Registry

* Legacy Fields

i Recruitment Information Available?

Yes

ii Link to Recruitment Information

NA

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Trial History Detail on 2014-03-31