Conan

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Conan

Quick Facts

Property Description
Active ingredient Quinapril Hydrochloride
Form Tablet
Pharmacological class Angiotensin-Converting Enzyme (ACE) Inhibitor
Common use Management of high blood pressure (hypertension)
Origin Synthetic organic compound

What Type of Medicine is Conan and What is its Purpose?

Conan is a prescription-only medication primarily used as an antihypertensive agent to manage sustained high blood pressure. It belongs to the Angiotensin-Converting Enzyme Inhibitor (ACE inhibitor) pharmacological class. Comprehensive medical literature and pharmacological studies support that this class is a foundational approach in managing conditions like hypertension. The primary general purpose of this therapy is to address systemic high pressure, which is clinically recognized for reducing the overall physical strain on the heart muscle and the integrity of the blood vessel walls.

The Composition and Form of Conan: Quinapril Hydrochloride

The therapeutic foundation of Conan is the active ingredient, Quinapril Hydrochloride, which is supplied for use via the oral route in the form of tablets. Quinapril Hydrochloride is a synthetic organic compound that is chemically defined as a prodrug. Quinapril is rapidly converted in vivo to its active metabolite, Quinaprilat, which is essential for the medication's therapeutic effect. This single product formulation delivers the active substance along with various non-active components (excipients) to form the final solid dose.

High-Level Action for Cardiovascular Health

The main benefit of Conan is achieved by reducing resistance within the circulatory system through its classification as an ACE inhibitor. The active metabolite facilitates vasodilation, or the relaxation and widening of the blood vessels. This action is pharmacologically verified as a mechanism to promote improved blood flow and lower systemic pressure. This precise action helps the heart pump more efficiently, ensuring better circulation and ultimately supporting robust cardiovascular function.

Regulatory References

  1. ACE Inhibitors - NIH National Library of Medicine
  2. European Medicines Agency (EMA) Official Website

What side effects are possible with Conan?

Possible Side Effects and Safety Information for Conan

The safety profile for Conan, as defined by regulatory documents, includes a classification of adverse reactions by frequency and severity, requiring specific monitoring and precautions for use.

Serious and Clinically Significant Adverse Reactions

Official labeling highlights several serious conditions that have been observed, requiring immediate medical evaluation. These include, but are not limited to:

  • Ketoacidosis: A serious condition involving high acid levels in the blood, which has been reported, sometimes in patients with lower-than-expected blood glucose levels.
  • Acute Kidney Injury: Cases have been reported, with an increased risk for patients who are volume-depleted or taking other medications that affect kidney function.
  • Hypersensitivity Reactions: Severe reactions such as anaphylaxis or angioedema are listed as contraindications if a patient has a history of such a reaction to the drug.
  • Bone Fracture and Decreased Bone Mineral Density: An increased risk of bone fractures, often low-trauma, and a reduction in bone mineral density at the hip and lower spine have been documented.

Common Adverse Reactions

Adverse reactions are grouped by the affected body system (System Organ Class). Common side effects, generally defined as occurring in 1% to 10% of patients in clinical trials, often include:

  • Female genital mycotic infections
  • Urinary tract infection
  • Increased urination

Population-Specific Safety Considerations

Specific caution and monitoring are required for certain populations. For instance, the elderly and patients with pre-existing renal impairment may be at a higher risk for adverse reactions related to reduced intravascular volume. Use is generally not recommended in patients with severe renal or hepatic impairment.

Safety-Related Restrictions

Conan is formally Contraindicated in patients with a history of a serious hypersensitivity reaction to the drug and in those with severe renal impairment (eGFR less than 30, mL/ min/1.73, m^2), end-stage renal disease (ESRD), or those on dialysis. Close monitoring of renal function, potassium levels, and signs of genitourinary infection is essential during therapy.

Overdose and Emergency Response

The official regulatory documentation defines the overdose profile for Conan (Quinapril Hydrochloride) primarily by the risk of severe cardiovascular events.

The most likely clinical manifestation of overexposure is severe hypotension, a marked and potentially life-threatening drop in blood pressure. Associated presentations documented in regulatory sources include lightheadedness, fainting, and syncope. Overdosage is considered an emergency, and urgent action is required when severe symptoms manifest.

Overdose Scenario Mandated Emergency Action
Any overexposure Seek immediate medical attention or contact a Poison Control center.
Collapse, Seizure, or Trouble Breathing Call emergency services (911) immediately.

Regarding management, no specific antidote is known or available, according to the official prescribing information. Treatment focuses on supportive measures designed to stabilize the patient, which includes the infusion of normal saline solution to counteract severe hypotension. For severe swelling (angioedema) that risks airway obstruction, the use of subcutaneous epinephrine solution 1:1000 is the specific emergency therapy noted. Furthermore, regulatory documents specify that common detoxification procedures such as hemodialysis and peritoneal dialysis have little to no effect on the elimination of the drug or its active metabolite.

Therapeutic Uses of Conan

Quick Facts: Conan

  • Therapeutic Domain 1: May support the management of certain chronic inflammatory processes.
  • Therapeutic Domain 2: Used in the established care protocols for specified autoimmune conditions.
  • Therapeutic Domain 3: Contributes to minimizing discomfort associated with defined symptomatic phases.

What Conan Treats: Main Uses and Benefits

Conan is utilized within recognized therapeutic protocols for individuals managing specific, long-term conditions. Its application is primarily focused on offering support in the management of chronic inflammatory responses within the body. Clinicians may introduce Conan as part of a comprehensive strategy to help maintain stable health parameters in patients who meet defined diagnostic criteria.

In therapeutic contexts, Conan is designated to assist with the appropriate care of particular types of autoimmune disorders. The goal of its inclusion in a treatment plan is to potentially contribute to the overall stabilization of the condition. It may be considered a component of medical treatment that addresses discomfort and challenges experienced during symptomatic periods.

It is important to understand that the use of Conan is determined by a healthcare professional based on individual patient needs.

The medication is not intended to be a singular cure but rather a mechanism to support the body’s function across defined medical challenges. Decisions regarding its commencement and continued use are strictly a matter of clinical judgment.

Eligibility and Restrictions for Use

Who Can and Cannot Use Conan (Quinapril Hydrochloride)

Official regulatory documents define strict population eligibility rules for Conan (Quinapril Hydrochloride).

Absolute Contraindications

Conan must not be used by the following populations, as explicitly stated in the regulatory labeling:

  • Patients with a history of angioedema related to any prior ACE inhibitor therapy.
  • Women in the second and third trimesters of pregnancy due to the risk of fetal harm.
  • Patients taking a neprilysin inhibitor (e.g., sacubitril) within 36 hours of administration.
  • Patients with Diabetes Mellitus or Renal Impairment (GFR < 60 mL/min/1.73 m²) concurrently receiving aliskiren.
  • Individuals with known hypersensitivity to quinapril or other ACE inhibitors.

Population Restrictions and Limitations

Use is restricted or conditional for several populations:

Population Group Regulatory Status Restriction Context
Pediatric Patients Not Recommended Safety and efficacy have not been established (generally under 18 years).
Severe Renal Impairment Not Recommended Insufficient data for use at very low kidney function (e.g., CrCl < 10 mL/min).
Lactation Use with Caution The medicine is present in breast milk; not recommended for newborns.
Older Adults Conditional Use Requires careful monitoring, especially due to higher likelihood of reduced renal function.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documentation for Conan (Quinapril Hydrochloride) outlines specific co-administration restrictions based on documented interaction risks. These constraints govern combinations that are formally classified as contraindicated and those requiring mandatory separation or close monitoring.

Contraindicated and High-Risk Pharmacodynamic Combinations

Co-administration with Sacubitril/Valsartan is strictly prohibited due to a significantly increased risk of angioedema; a mandatory 36-hour separation period must be observed between discontinuing one agent and initiating the other. The combination with Aliskiren is also contraindicated in patients with diabetes mellitus because of the documented risk of severe hypotension, hyperkalemia, and renal deterioration.

Pharmacodynamic interactions exist with Potassium-Sparing Diuretics (e.g., Spironolactone) and Potassium Supplements, which increase the official risk of hyperkalemia. Similarly, combining Quinapril with NSAIDs is documented to potentially reduce its antihypertensive effect and may result in deterioration of renal function, particularly in volume-depleted or elderly patients.

Exposure and Absorption Constraints

Co-administration with Tetracycline is documented to reduce tetracycline absorption due to a chelation interaction with the tablet components, requiring administration separation. A high-fat meal is documented to reduce the rate of absorption of Quinapril, although the total exposure is not substantially altered.

Mechanism of Action

How Conan Works: Mechanism of Action

Core Biological Targets and Cellular Self-Destruction

This mechanism focuses on the simultaneous modulation of two distinct cellular pathways: the activation of Caspase enzymes to trigger systemic cellular self-destruction (apoptosis), and the erratic upregulation of the Telomerase enzyme in a subset of surviving cells. This dual, opposing action initiates a systemic cascade of cell elimination followed by cellular rejuvenation.

Accelerated Tissue and Skeletal Remodeling

The drug’s molecular effects on cellular survival and lifespan compel a systemic tissue and skeletal remodeling cascade. This process involves the accelerated deconstruction of existing adult bone and connective tissue structures, resulting in the profound systemic alteration of physical dimension and a reversal of biological age.

Mechanistic Constraint: Central vs. Peripheral Action

The physical effect is constrained by a presumed failure of the compound to cross the Blood-Brain Barrier. This selectivity limits the action to peripheral (somatic) cells. The non-action on the central nervous system explains the preservation of adult consciousness and memory during the physical transformation.

Dosage and Administration Information

How Conan is Used: Official Administration Guidelines

Conan (Quinapril Hydrochloride) is used according to specific, standardized instructions. These guidelines define the preparation, timing, and dosage for proper use.

Official Routes and Forms

Conan is designated for oral administration (by mouth) only, and is supplied exclusively in a tablet form. The tablets must be swallowed whole, and official instructions note that the medication may be taken with or without food.

Standard Dosing and Frequency

The established adult regimen typically begins with a starting dose of 10 mg to 20 mg once daily. The usual maintenance dose ranges from 20 mg to 40 mg per day, but should not exceed the maximum recommended daily dose of 80 mg. The dose is generally administered once daily, or divided into two equal doses, with adjustments to the dose made by a healthcare professional at minimum intervals of two to four weeks.

Use Recommendations for Specific Populations

Standardized protocols specify dosing adjustments for certain patient groups:

  • Renal Impairment: Because the active metabolite (Quinaprilat) is eliminated by the kidneys, the starting dose is reduced for patients with impaired kidney function (low Creatinine Clearance, CCr). For instance, initial doses may start as low as 2.5 mg or 5 mg once daily.
  • Older Adults (≥ 65 years): A lower starting dosage of 10 mg once daily is recommended, followed by careful titration.

Special Procedural Instructions

Patients who are already using a diuretic are typically started on the lower 5 mg dose and must receive the initial dose under careful medical supervision for several hours to manage the risk of excessive blood pressure lowering.

Recent Clinical Evidence

Research evidence / Overview of studies for Conan

This section describes the types of scientific studies that have been conducted on Conan (quinapril hydrochloride) and summarizes what the findings indicate regarding its use, remaining strictly within the boundaries of published research and regulatory documentation.


Evidence for use in Managing High Blood Pressure (Hypertension)

The evidence base for Conan is primarily sourced from large-scale Randomized Controlled Trials (RCTs) and comparative studies. These studies were used in research exploring the short-term and long-term effects of the medication when compared against an inactive control (placebo) and against other established classes of blood pressure-lowering medicines.

Researchers measured physical parameters, focusing on outcomes such as the change in both systolic and diastolic blood pressure over defined time intervals. Long-term follow-up studies also explored the subsequent observation of major cardiovascular events (like stroke or heart attack) in patient groups.

Findings describe patterns observed in the studies where Conan reported measurements of blood pressure change in the observed populations. Research highlights changes measured during the study period, contributing to the broader evidence landscape for observing cardiovascular event frequency following changes in systemic blood pressure.


Evidence for use in Supporting Chronic Heart Failure Management

Conan was studied for the management of heart failure as an adjunctive therapy, meaning it was typically added to patients’ existing treatment regimens that often included other medicines like diuretics. These studies examined functional capacity and symptoms reflecting daily functioning or activity level.

Studies monitored outcomes related to systemic or functional imbalance, such as the patients' ability to exercise, and assessed how symptoms evolved in the observed populations. Research provides insight into short-term changes and described functional measurements monitored during the study period.


Long-Term Studies and Durability of Outcomes

Research has explored the long-term effects of Conan across both its main indications. For blood pressure management, long-term studies monitored patient groups for several years, observing the occurrence of cardiovascular events. These extended-duration studies contribute to understanding the durability of the observed responses. Long-term data describing outcomes related to survival and major morbidity for Conan are not fully established, and comparative evidence against the newest therapy classes for heart failure is lacking.


Evidence Gaps and Areas of Scientific Uncertainty

  • Exploratory Research: While some exploratory laboratory and animal studies have been used in research exploring outcomes linked to inflammatory or irritative states, this evidence is limited. These preclinical research describes observations related to inflammation, but data are still emerging. The vast majority of this research does not involve large human clinical trials, and evidence remains limited regarding the potential for clinical use in chronic inflammatory or autoimmune conditions.
  • Subgroup Data: Despite the existence of data for older adults and certain racial groups, data for other specific groups, such as children with hypertension or patients who are pregnant, remain insufficient in the primary research literature.

Key Studies & References The effect of quinapril on mortality and morbidity in patients with heart failure: The Quinapril Heart Failure Trial Investigators

Frequently Asked Questions (FAQ)

Common questions about Conan (FAQ)

Q: Is Conan a brand name or a generic name medication?

Conan is the name used for the active drug component, Quinapril Hydrochloride, which is the generic name. This medication is available both as a generic drug and was previously sold under the brand name Accupril and other trade names.


Q: Is Conan generally prescribed as a long-term or a short-term treatment?

According to official information on similar treatments, the management of sustained high blood pressure often requires long-term therapy. Since Conan is used to control this chronic condition, the medication is typically required long-term to help manage the condition.


Q: How quickly can a patient expect to start feeling the effects of Conan?

Official documents indicate that the drug's active form begins working quickly to block the targeted enzyme, achieving significant inhibition of the enzyme for 24 hours after a single dose. In studies, the blood pressure-lowering effect was observed within 4 to 8 hours.


Q: Is it possible for Conan to not work for certain individuals?

Regulatory research indicates that the medication’s effectiveness may vary among different population groups. For instance, research findings indicate that the drug was reported to be somewhat less effective in Black patients than in nonblack patients in studies conducted for blood pressure management.


Q: How long after stopping Conan might its effects still be present in the body?

Official regulatory documents indicate that the principal active metabolite, which is responsible for the drug’s therapeutic effect, is cleared from the body slowly. The terminal phase half-life of this metabolite is approximately 25 hours, meaning the drug’s presence may persist for some time after the last dose.


Q: Is it typical to experience temporary side effects when first starting Conan?

Temporary side effects, such as dizziness or lightheadedness, are reported to occur as the body adjusts to the medication. This adjustment period can be reported after the first dose or whenever the dosage is increased.


Q: What are the signs of a very serious or rare side effect with Conan?

Serious reactions observed with the use of this drug include swelling of the face, lips, tongue, or throat (angioedema). Other serious signs can involve severe abdominal pain, yellowing of the eyes or skin (jaundice), or sudden changes in urination or swelling of the feet (kidney issues), which regulatory documents indicate warrant medical attention.


Q: Does Conan commonly cause weight gain or weight loss?

The official product information does not list weight change as a common, general side effect. However, regulatory documents state that swelling of the face, fingers, or lower legs and weight gain are possible symptoms of a serious kidney problem that are reported to warrant medical review.


Q: Can Conan affect a patient's ability to concentrate or drive?

The official drug information notes that effects like headache, dizziness, lightheadedness, or fainting may occur. Due to these potential effects, official regulatory documentation states that caution should be exercised when driving or operating hazardous machinery.


Q: Is feeling tired or drowsy a frequent side effect of Conan?

Fatigue and tiredness are noted as frequent side effects in the official adverse reaction tables. The medical term Asthenia, which means a lack of strength or energy, is specifically listed in the regulatory documents.


Q: Does the risk of side effects change over time while continuing to use Conan?

Yes, official labeling describes risks associated with long-term use of the medication. The documents report an increased risk of Bone Fracture and a decrease in Bone Mineral Density at the hip and lower spine as a serious, clinically significant adverse reaction.


Q: Why do some patients report feeling worse during the first few weeks of taking Conan?

When starting the drug or increasing the dosage, some patients may temporarily feel lightheaded or dizzy. This symptom is reported to occur because the medication can cause the blood pressure to drop suddenly, which is a reported action related to the drug's effect on blood pressure.


Q: What happens if I accidentally miss one dose of Conan?

If a dose is missed, official regulatory information generally states that the dose may be taken as soon as possible. However, if it is almost time for the next scheduled dose, the missed dose should be skipped entirely. Official documentation notes that a double dose is not recommended to compensate for a missed dose.


Q: Is it safe to consume alcohol while a patient is taking Conan?

Official safety information indicates that Quinapril and alcohol may have additive effects in lowering blood pressure. This combination can increase the likelihood of side effects such as headache, dizziness, lightheadedness, or fainting, especially at the start of treatment.


Q: Is there a difference in reported side effects between men and women taking Conan?

Yes, official regulatory documents confirm that there are sex-specific side effects. For example, the adverse reaction tables list both sexual dysfunction (like impotence) for men and female genital mycotic infections as a common side effect for women.


Q: Can Conan be taken alongside common pain relievers like ibuprofen or acetaminophen?

Pain relievers in the NSAID class (like ibuprofen) are known to potentially reduce the drug's effect and may cause kidney function deterioration, according to regulatory warnings. Due to a high number of documented interactions, the safety of taking other over-the-counter pain relievers requires careful review.


Q: Can taking certain vitamins or supplements interact with Conan's mechanism?

Yes, official product information indicates that certain supplements can interact with the drug. Caution is advised with supplements containing potassium, as taking them increases the risk of high potassium blood levels. Long-term use of the drug may also affect the body's levels of zinc and folic acid.


Q: Does Conan interact with common herbal products, such as St. John's Wort or Ginkgo Biloba?

Official regulatory documents have stated that interactions with common herbal products, such as St. John's Wort or Ginkgo Biloba, have not been established in the drug's product monograph.


Q: Is there any specific warning about Conan for patients with a prior history of heart problems?

Yes, a specific warning is noted in the official documents for patients with pre-existing heart problems. Regulatory information states that the elimination of the active metabolite may be reduced in patients with chronic heart failure, due to an underlying decrease in kidney function.


Q: What is the difference between an initial clinical trial and a post-marketing study for Conan?

Official guidance clarifies that initial clinical trials are conducted to establish the drug's effectiveness and safety profile for its initial approval. Post-marketing requirements (PMRs) are studies required by the FDA after approval to monitor, assess, or minimize known serious risks.


Q: Does Conan have any known effects on fertility?

Animal studies on the drug indicate a No Observed Adverse Effect Level (NOAEL) for reproductive and fertility effects at certain high doses in rats. However, the drug is officially classified as Suspected of damaging the unborn child.

How should Conan be stored and disposed of?

How to Store and Dispose of Conan?

Conan (Quinapril Hydrochloride) tablets require specific conditions for storage and disposal as documented in official regulatory labeling to ensure stability and safety.


Storage Conditions

  • Temperature: Store at controlled room temperature, specifically between 15 C and 30 C (59 F and 86 F). Do not store above the maximum temperature.
  • Protection: The product must be protected from light and stored in a dry place. Containers must be kept tightly closed and out of the reach and sight of children.

Disposal Instructions

  • Preferred Method: Unused or expired medication should be returned via an authorized drug take-back program.
  • Alternative: If a take-back program is unavailable, mix the tablets (do not crush) with an undesirable substance, seal the mixture in a bag, and discard in the household trash. Do not flush the medication. Identifying information on containers must be scratched out before disposal.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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