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A clinical trial to evaluate efficacy and safety of three drug combination ( telmisartan + hydrochlorthiazide + amlodipine ) in the treatment of patients suffering from essential hypertension

COmparative study evaluating Normalisation of blood pressure with TRiple pill as Outcome against teLmisartan/hydrochlorothiazide in Hypertension (CONTROL-Hypertension Study): A randomized, controlled, double-blind, double-dummy multicenter study to evaluate the efficacy and safety of the combination of Telmisartan/HCTZ/Amlodipine compared to Telmisartan/HCTZ in patients with Essential Hypertension.

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2010/091/001507
Enrollment
512
Registered
2010-10-15
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: null- Essential Hypertension

Interventions

Intervention1: Telmisartan + hydrochlorthiazide +amlodipine: Once daily , 8 weeks Control Intervention1: telmisartan + hydrochlorthiazide: Once daily , 8 weeks

Sponsors

Dr Reddys Laboratories Ltd
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. Patients of both sexes of age ≥ 18 years and ≤ 65 years 2. Patients with uncontrolled hypertension (SBP ≥ 140 mmHg and ≤ 179 mmHg; DBP ≥ 90 mmHg and ≤ 109 mmHg) when treated with full dose of monotherapy (Appendix III) or any of the combinations at the specified doses equipotent to or doses less potent than telmisartan 40 mg + Hydrochlorothiazide 12.5 mg given together (Appendix IV) 3. Non-diabetic patients or Type II diabetic patients with stabilized glycaemic control 4. Patients without CAD or patients with stable angina

Exclusion criteria

Exclusion criteria: 1. Patients with Stage 2 hypertension with SBP ≥ 180 mmHg and DBP ≥ 110 mmHg 2. Patients with uncontrolled hypertension (SBP ≥ 140 mmHg and DBP ≥ 90 mmHg) when treated with doses of monotherapy, less than that mentioned in Appendix III 3. Patients with uncontrolled hypertension (SBP ≥ 140 mmHg and DBP ≥ 90 mmHg) when treated with any of the combinations at doses more potent than Telmisartan 40 mg + Hydrochlorothiazide 12.5 mg given together (doses higher than those given in appendix IV) 4. Patients with uncontrolled hypertension with combination containing beta blockers or three or more antihypertensive agents 5. Patients with history of unstable angina, myocardial infarction, Stroke, TIA or heart failure 6. Patients with history of moderate or malignant retinopathy, history of hypertensive encephalopathy, arrhythmias, sinus tachycardia or electrolyte imbalance 7. Patients with 2nd or 3rd degree heart block, clinically significant valvular heart disease 8. Patients with uncontrolled diabetes (HbA1c ≥ 9%) 9. Serum creatinine > 1.5 times the upper limit of normal (ULN) 10. Patients with history of hypersensitivity to any of the components of triple pill or sulphonamides 11. Patients with chronic inflammatory conditions, gouty arthritis or other conditions that require the continuous use of NSAIDs 12. Systemic Lupus Erythematosus 13. Acute medical conditions/ surgeries/ alcoholism 14. Medical/ psychiatric conditions likely to hinder trial process 15. Lactating and pregnant women. 16. Women of reproductive age, not practicing reliable contraception. 17. Hepatic dysfunction (AST/ALT/AlkPO4 > 3 times upper limit of normal/ Bilirubin > 1.5 times upper limit of normal (ULN)/ Known hepatic cirrhosis) or existing biliary obstruction

Design outcomes

Primary

MeasureTime frame
Normalization of blood pressure (SBP 139 & DBP 89 mm Hg in non-diabetics and SBP 129 & DBP 79 mm Hg in diabetics) at the end of 8 weeks treatment period.Timepoint: Baseline and end of treatment ( 8 weeks)

Secondary

MeasureTime frame
weeks. ? Change from baseline systolic blood pressure at the end of 8 weeks. ? Systolic blood pressure normalization (SBP â?¤ 139 mmHg in non-diabetics and SBP â?¤ 129 mm Hg in diabetics) or diastolic blood pressure normalization (DBP â?¤ 89 mmHg in non-diabetics and DBP â?¤ 79 mm Hg in diabetics) at the end of 8 weeks. ? Difference in BP responder rates at the end of 8 weeks as assessed by:Timepoint: Baseline and end of treatment ( 8 weeks)

Countries

India

Contacts

Public ContactDr Shilpi Dhawan
shilpid@drreddys.com040-30783221

Outcome results

None listed

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