Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized, Double-Blind, Parallel Group Study Evaluating the Efficacy and Safety of Co-Administration of a Triple Combination Therapy of Olmesartan Medoxomil, Amlodipine Besylate and Hydrochlorothiazide in Subjects With Hypertension
Brief Summary: To determine the effectiveness of four different strength combinations of three approved anti-hypertension therapies (olmesartan medoxomil, amlodipine, and hydrochlorothiazide) for lowering blood pressure.


Options:
A: Inclusion Criteria:

* Age ≥ 40 years
* History of diabetes mellitus type 2 for at least three months with stable antidiabetic treatment
* Systolic and/or diastolic blood pressure ≥ 135 or 85 mmHg, respectively. In alternative, antihypertensive therapy regardless of blood pressure values
* Serum creatinine ≤ 1.5 mg/dL
* Urinary albumin excretion rate \< 200 µg/min
* Written informed consent for the trial participation.

Exclusion Criteria:

* Clinical or histological evidence of non-diabetic renal disease, including vascular disease of the kidney, obstructive uropathy, prostatic hypertrophy or incomplete bladder emptying
* Transplanted kidney
* Moderate to severe chronic heart failure (III-IV stage according to the NYHA classification).
* Cerebral hemorrhage, stroke or transient ischemic attack within three months prior to the trial enrolment
* Myocardial infarction within three months prior to the trial enrolment
* Unstable angina pectoris
* Mitral valve stenosis, aortic stenosis or hypertrophic cardiomyopathy
* Secondary (e.g., Cushing disease, phaeochromocytoma, etc.) or severe refractory hypertension
* Poor glycemic control (HbA1c\>11%)
* Connective tissue or autoimmune disease
* Hereditary angioneurotic edema
* Clinically relevant electrolyte imbalance (e.g., serum potassium \> 5.5 mmol/L)
* Clinically relevant hematological disorders
* Anemia with hemoglobin concentrations \< 10 g/dL
* Serious hepatic disease
* Pregnancy or lactating or planning a pregnancy
* Women of childbearing potential without following a scientifically accepted form of contraception
* Any other serious or terminal concomitant disease
* Any condition which may interfere with the absorption of the study treatments
* Any concomitant treatment with ACE inhibitors, angiotensin II blockers, calcium channel blockers, potassium sparing diuretics
* Chronic treatment with nonsteroidal antiinflammatory drugs, antidepressants and neuroleptics, lithium, cimetidine, immunosuppressive and/or antineoplastic drugs, chronic systemic glucocorticoid therapy more than 7 consecutive days in one month, antiarrhythmic drugs (e.g., chinidin, procainamide), anesthetics/narcotics
* History of hypersensitivity to delapril or other ACE inhibitors, manidipine or other dihydropyridine CCBs
* Legal incapacity and/or other circumstances rendering the patient unable to understand the nature, scope and possible consequences of the trial
* Evidence of an uncooperative attitude
* Any evidence that allows predicting that the patient will not be able to complete the trial follow-up.
B: Inclusion Criteria:

* Clinical diagnosis of hypertension
* Clinical diagnosis of type 2 diabetes or impaired glucose tolerance

Exclusion Criteria:

* History of congestive heart failure, myocardial infarction, or coronary revascularization in the recent 6 months.
* Taking calcium channel blocker for the purpose of angina pectoris
* Reduced ejection fraction (\< 40%)
* Second- or third-degree of atrioventricular block
* Severe hypertension (\> 200/110 mmHg) or secondary hypertension
* History of stroke in the recent 6 months
* Serum creatinine \> 2.5 mg/dl
* Estimated survival duration less than 3 years due to other conditions
* Pregnant woman or possibly pregnant woman
C: Inclusion Criteria:

* Demonstrable hypertension defined as mean sitting trough cuff blood pressure ≥ 140/100 mmHg (SeSBP ≥ 140 mmHg and SeDBP ≥ 100mmHg) or mean sitting trough cuff BP ≥ 160/90 mmHg (SeSBP ≥ 160 mmHg and SeDBP ≥ 90mmHg).
* Male or female newly diagnosed hypertensive subjects or currently on hypertension medication.

  * Negative urine pregnancy test at screening
  * Not lactating
  * Do not plan to become pregnant during the study
  * Will practice birth control throughout the study by the following: oral or patch contraceptive, injectable or implantable contraceptive medication, intrauterine device, diaphragm or female condom plus spermicide

    * Non childbearing potential must be classified by one of the following criteria
    * Had a hysterectomy or tubal ligation at least 6 months prior to consent
    * Has been postmenopausal for a least 1 year

Exclusion Criteria:

* Mean sitting trough cuff DBP \<90 mmHg or mean sitting trough cuff SBP \<140 mmHg (off antihypertensive medication).
* Subjects with uncontrolled hypertension taking multiple antihypertensive therapies (at the discretion of the investigator).
* Signs or symptoms which could exacerbate the occurrence of hypotension such as volume and salt depletion.
* History of hypertensive encephalopathy, stroke or transient ischemic attack (TIA).
* Participation in another clinical trial involving an investigational drug within one month prior to screening.
* History of myocardial infarction, percutaneous transluminal coronary revascularization, coronary artery bypass graft, and/or unstable angina within the past 6 months.
* Any history of New York Heart Association Class III or IV congestive heart failure (CHF). A history of New York Heart Association Class I or II CHF may be exclusionary at the discretion of the investigator.
* History of secondary hypertension including renal disease, pheochromocytoma, or Cushing's syndrome.
* Uncorrected coarctation of the aorta, bilateral renal artery stenosis, or unilateral renal artery stenosis in a solitary kidney.
* Evidence of symptomatic resting bradycardia.
* Evidence of hemodynamically significant cardiac valvular disease.
* Presence of heart block greater than first degree atrioventricular block, chronic atrial fibrillation or flutter.
* Uncontrolled Type I or Type II diabetes defined as HbA1c \>9.0%. Diabetics must have documentation of HbA1c within 6 months of the Screening Visit. Undocumented subjects must have their HbA1c assessed prior to randomization. Note: Subjects with Type I or Type II diabetes controlled with insulin, diet or oral hypoglycemic agents on a stable dose for at least 30 days may be included.
* Evidence of liver disease as indicated by ALT and AST and/or total bilirubin \>3 times the upper limit of normal.
* Severe renal insufficiency defined as a creatinine clearance (based on the Cockcroft-Gault formula) of \<30 mL/min.
* Clinically significant laboratory elevations at Visit 1 that compromise subject safety, based on the investigator's judgment. Consideration should take into account the potential laboratory effects of the component blinded therapies.
* Positive for any one of the following tests: hepatitis B surface antigen, hepatitis C antibody (confirmed by radio immunobinding assay, RIBA) or HIV antibody (confirmed by western blot assay).
* Subjects with malignancy during the past 2 years excluding squamous cell or basal cell carcinoma of the skin.
* Known allergy to any of the medications used in the study.
* Subjects who require or are taking any concomitant medication, which may interfere with the objectives of the study (Refer to Section 5.2 for a listing of excluded medications).
* Pregnant or lactating females.
* Current history of drug or alcohol abuse.
* A subject with any medical condition, which in the judgment of the Investigator would jeopardize the evaluation of efficacy or safety and/or constitute a significant safety risk to the subject.
D: Inclusion Criteria:

* At least 55 years of age.
* Previously untreated or treated hypertension.
* For patients \>= 60 years, evidence of at least one CV disease or target organ damage, or for patients 55-59 years evidence of at least two CV diseases or target organ damage from two different organ systems as defined in the protocol.

Exclusion Criteria:

* Allergy to any of the drugs administered in this trial.
* Current angina pectoris (ie, no anginal event requiring NTG within 1 month prior to Visit 1).
* Secondary hypertension.
* Refractory hypertension defined as SBP \>= 180 mmHg and/or DBP \>= 110 mmHg unresponsive to triple-drug regimens of sympatholytics, diuretics and vasodilators.
* History of symptomatic heart failure (NYHA classes II-IV) or ejection fraction \< 40%.
* Myocardial infarction, coronary revascularization (CABG or PCI), unstable angina within one month of Visit 1.
* Stroke or transient ischemic event (TIA) within 3 months of Visit 1.
* Significant obstructive valvular cardiovascular disease or any valvular disease expected to lead to surgery during the course of the study.
* Evidence of hepatic disease (AST or ALT values \>= 2 X upper limit of normal).
* Impaired renal function (serum creatinine \>= 2.5 mg/dL (221 µmol/L)).
* Baseline serum potassium of \> 5.2 meq/L not on potassium supplements.
* History of malignancy including leukemia and lymphoma (but not basal cell skin cancer) within the last 5 years.
* History of clinically significant auto immune disorders such as Systemic Lupus Erythematosus.
* Significant non-cardiovascular illness or condition likely to result in death prior to trial completion, e.g., major organ transplant (life expectancy \<5 years).
* Significant cardiovascular disease such as an aortic aneurysm ≥ 6 cm, likely requiring surgical intervention during the course of the study.

Other protocol-defined exclusion criteria applied to the study.

Answer: C