Ayra Plus

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Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

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 Ayra Plus

Quick Facts: Ayra Plus

Property Description
Active Ingredients Candesartan Cilexetil, Hydrochlorothiazide
Form Oral Tablet
Pharmacological Class Angiotensin II Receptor Blocker / Thiazide Diuretic Combination
Common Use (General) To achieve blood pressure lowering (antihypertensive effect)
Origin Synthetic

What Type of Medicine is Ayra Plus and What is it Made Of?

Ayra Plus is a prescription-only medicine presented as an oral tablet, defined as a fixed-dose combination of two distinct antihypertensive agents. The formulation contains the two primary active ingredients, Candesartan Cilexetil and Hydrochlorothiazide, both of which are synthetic chemical compounds. The fixed-dose nature of Ayra Plus is a key feature, distinguishing it from regimens where patients take two separate tablets. Candesartan Cilexetil functions as a prodrug that is rapidly converted to the active substance, candesartan, upon absorption, while Hydrochlorothiazide is an active component directly. This combination approach is widely adopted in medicine to enhance adherence and efficacy in patients requiring multi-agent therapy.

The Dual Antihypertensive Classification of Ayra Plus

The medication is categorized under a dual pharmacological classification, specifically as an Angiotensin II Receptor Blocker (ARB) / Diuretic combination. This dual-class approach is recognized as a strategy for managing sustained high pressure. Candesartan belongs to the ARB class, inhibiting the binding of Angiotensin II to the AT1 receptor, a key mechanism in the Renin-Angiotensin-Aldosterone System (RAAS). Conversely, Hydrochlorothiazide is identified as a Thiazide Diuretic, promoting natriuresis by inhibiting electrolyte reabsorption in the kidney. The co-administration of an ARB and a thiazide diuretic is considered a rational approach to hypertension management, capitalizing on the distinct properties of both drug types.

What is the General Purpose of This Combination?

The general purpose of this specific pairing is to achieve a substantial and effective synergistic effect in blood pressure lowering. This dual intervention is typically employed for adult patients whose pressure is not adequately controlled by either of the active ingredients when taken alone. The combination addresses the two primary components of elevated pressure: vascular resistance and circulating fluid volume. By simultaneously blocking the hormone that causes vessels to narrow and reducing the volume of fluid in the bloodstream, Ayra Plus provides a more comprehensive and robust reduction in pressure than either component could achieve alone, which is vital for sustained cardiovascular health.

Regulatory References

  1. MedlinePlus High Blood Pressure Article

What side effects are possible with Ayra Plus?

Possible Side Effects and Safety Information

The official safety profile for the Candesartan Cilexetil/Hydrochlorothiazide combination is structured by classifying documented adverse reactions based on their frequency and the physiological systems affected.

Adverse Reaction Classifications

Side effects classified as Common in regulatory documents typically include dizziness, headache, and fatigue (asthenia), alongside upper respiratory tract infection. The profile notes metabolic changes due to the diuretic component, specifically electrolyte imbalances such as hypokalemia, hyponatremia, and hyperuricemia. Effects are categorized across several System-Organ Classes, including Nervous System Disorders, Vascular Disorders (e.g., hypotension), and Metabolism and Nutrition Disorders.

Serious Safety Considerations

The prescribing information explicitly documents the risk of serious but rare reactions, including Angioedema (swelling of the face or throat) and the potential for Acute Renal Failure/Impairment, particularly in susceptible patients. Profound Hypotension is also noted. Furthermore, the thiazide component has been associated with very rare instances of Acute Transient Myopia and Secondary Acute Angle-Closure Glaucoma.

Regulatory Safety Restrictions

Safety notes specify that hypotension may be more prominent at the initiation of treatment. The medication is contraindicated in specific patient populations, including during the second and third trimesters of pregnancy due to the risk of fetal harm. It is also contraindicated in individuals with severe renal impairment (anuria) or severe hepatic impairment/cholestasis, according to official government labeling.

Overdose and Emergency Response

Overdose and when to seek help

Overdose of Ayra Plus, which combines candesartan cilexetil and hydrochlorothiazide, is officially documented to present primarily with the effects of severe hypotension (low blood pressure) and fluid and electrolyte imbalance. The most frequent clinical manifestations include profound dizziness, signs of dehydration, and laboratory findings such as hypokalemia (low potassium) and hyponatremia (low sodium).

Official regulatory documents mandate that individuals seek immediate medical attention for any suspected overdose. This action is required due to the risk of progression to severe, life-threatening outcomes. Documented critical consequences include profound shock (from circulatory collapse), precipitation of hepatic coma in patients with pre-existing liver impairment, acute renal failure, and cardiac arrhythmias resulting from severe electrolyte depletion.

The management approach specified in regulatory labeling is strictly symptomatic and supportive treatment. As no specific antidote is known for the candesartan component, intervention focuses on measures to reduce absorption, such as gastric lavage or activated charcoal, and the critical action of correcting all fluid and electrolyte disturbances. Close institutional monitoring of vital signs, heart rhythm (ECG), and serum electrolytes is required throughout the management period.

Therapeutic Uses of Ayra Plus

What Ayra Plus Treats: Main Uses and Benefits

Ayra Plus is commonly used to help with groups of symptoms that involve low mood and anxiety or internal tension. It is primarily relevant for conditions presenting with both depressed mood and significant anxiety. The medication is applied in addressing symptom clusters that include feelings of sadness, excessive worry, agitation, and restlessness.

This combination of therapeutic support is used in situations involving certain distressing symptoms, contributing to improved comfort during symptomatic periods. It is generally considered relevant for conditions characterized by periods of heightened symptoms and may be applied in clinical settings that involve recurrent or episodic manifestations. It supports patients during difficult episodes, and may assist with maintaining functional stability when symptoms interfere with daily functioning.

Quick Fact: Relief for Co-occurring Mood and Anxiety Symptoms

Eligibility and Restrictions for Use

The eligibility for using Ayra Plus (Candesartan Cilexetil / Hydrochlorothiazide) is defined by official regulatory documents and restricts use primarily to adult patients whose blood pressure is not adequately controlled by monotherapy.

Contraindicated Populations

Official labeling mandates that Ayra Plus must not be used by the following groups:

  • Patients with severe renal impairment ( CrCl < 30 mL/min), severe hepatic impairment, or cholestasis (biliary obstruction).
  • Pregnant women, particularly during the second and third trimesters, or lactating/breastfeeding women.
  • Individuals with hypersensitivity to the active ingredients or any sulfonamide-derived drug.
  • Patients with gout or refractory electrolyte disturbances (like hypokalaemia).
  • Patients with diabetes mellitus or moderate-to-severe renal impairment receiving Aliskiren.

Age and Condition Limitations

Population/Condition Eligibility Status (Regulatory)
Pediatric patients ( under 18 years) Use not established; not recommended
Older adults (ge 65 years) Generally permitted; renal function monitoring advised
Volume Depletion Use restricted; volume correction often required before therapy

The safety and efficacy of the combination have not been established in children.

What should I know about interactions with other medicines?

Officially documented interaction information for Ayra Plus (Candesartan Cilexetil / Hydrochlorothiazide) is categorized by the potential for altered exposure or reinforced pharmacodynamic effects.

Contraindicated Combinations and Exposure Constraints

Co-administration with Aliskiren is formally classified as contraindicated in patients with diabetes mellitus or moderate-to-severe renal impairment due to increased risks. The combination with Lithium is documented to cause a reversible increase in serum lithium concentrations and toxicity, requiring specific monitoring. These constraints define high-risk combinations where the interaction severely impacts safety.

Pharmacodynamic and Absorption Interactions

The co-administration of other antihypertensive agents or alcohol may result in an additive hypotensive effect. Products that affect potassium balance, such as potassium supplements or potassium-sparing diuretics, increase the documented risk of hyperkalemia. Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) may reduce the blood pressure-lowering effect and increase the risk of renal function decline, particularly in volume-depleted or elderly patients. Certain substances, including Cholestyramine and Colestipol, are officially noted to reduce the absorption of the Hydrochlorothiazide component. To mitigate this effect, separation of administration is required, with Ayra Plus administered at least one hour before or four to six hours after these sequestrants.

Mechanism of Action

Targeted Blockade of Histamine Receptors

The action of Ayra Plus is defined by its ability to modulate specific signaling pathways at the molecular level, resulting in specific physiological changes. The drug functions as a highly selective antagonist that binds to Histamine H1 receptors, preventing the histamine molecule from activating the receptor. This fundamental molecular interaction suppresses the signaling cascade that is triggered by H1 receptor activation.


Modulating Vascular and Sensory Signaling

The mechanism extends to influencing the downstream physiological consequences of histamine activity, particularly in the microvasculature and sensory nervous system. By blocking the H1 receptor, Ayra Plus limits the increase in vascular permeability, consequently affecting local fluid dynamics. Simultaneously, this interaction decreases the excitability of peripheral sensory nerve endings.

Dosage and Administration Information

Ayra Plus is administered via the oral route as a fixed-dose combination tablet containing Candesartan Cilexetil and Hydrochlorothiazide. This medicine is classified as a long-term maintenance treatment for adults and is generally not indicated for initiating therapy. Instead, it is prescribed for patients whose blood pressure has not been adequately controlled by the individual components taken alone, with available strengths ranging from 16 mg/12.5 mg to 32 mg/25 mg. The standard regimen requires one tablet taken once daily. The tablet should be taken at approximately the same time each day to maintain consistent levels, and administration is permitted with or without food.

For proper use, the dosage strength is predetermined by a titration process of the individual substances prior to using the combination product. For patients with certain conditions, such as mild to moderate hepatic or renal impairment, the protocol requires that the Candesartan component be individually titrated to the appropriate dose before the fixed combination can be administered. Handling a missed dose is governed by a time constraint: if remembered within 12 hours of the scheduled time, the dose may be taken; otherwise, it must be skipped, and the individual must not take a double dose. These instructions establish the specific procedural framework for the consistent use of the medicine.

Recent Clinical Evidence

Ayra Plus: Recent Clinical Evidence

Evidence for use in Migraine Prevention

Research has extensively explored the use of Ayra Plus in individuals with migraine, a condition characterized by fluctuating or episodic manifestations. Ayra Plus was studied for its potential role to evaluate patterns related to the frequency of these episodes. Clinical studies were observed in this context, focusing on outcomes reflecting daily functioning and changes measured in outcomes related to the number of migraine days per month. Some evidence suggests patterns related to outcomes related to physical discomfort during periods of heightened symptom activity. It is important to note that the findings were mixed across studies, and the certainty remains low for some aspects of the effect. Research provides context, but the study results reflect the specific conditions under which they were conducted.

Evidence for use in Episodic Tension-Type Headache

Ayra Plus was evaluated in studies focusing on the management of episodic tension-type headaches. This research examined temporary physiological imbalance relevant in trials assessing short-term or episodic symptom patterns. The studies explored patient-reported outcomes describing perceived discomfort and outcomes describing episodic or acute changes. Research provides context regarding outcomes related to systemic or functional imbalance. However, the evidence is limited for this particular indication compared to migraine research. The follow-up durations were limited in many of the trials, and comparative evidence against other standard options is lacking.

Long-term studies and Uncertainties

Studies have monitored individuals using Ayra Plus for extended periods. The evidence derived from settings with varying symptom burdens contributes to the broader evidence landscape, but the long-term effects are not fully established. The evidence quality varies across studies, and there is limited information for outcomes beyond a year or two. Furthermore, evidence gaps remain, and some of the outcomes related to systemic or functional imbalance have produced mixed findings. Continuous research is ongoing to fill these knowledge gaps.

Frequently Asked Questions (FAQ)

Common questions about Ayra Plus (FAQ)


Q: What is the maximum recommended daily dosage of Ayra Plus?

Official regulatory documents define the range of strengths available for this fixed-dose combination. The highest strength listed in regulatory documents is typically the 32 mg of Candesartan Cilexetil combined with 25 mg of Hydrochlorothiazide.


Q: Can Ayra Plus be crushed, split, or chewed?

Official product information usually instructs that the tablet should be swallowed whole. It advises against splitting, crushing, or chewing the tablet, as the effects of the medication may depend on taking it as intended.


Q: How long does it usually take for Ayra Plus to start working to lower blood pressure?

The product's pharmacological data indicates that the blood pressure-lowering effect is not immediate. The maximum benefit is generally observed after approximately four weeks of consistent treatment.


Q: Is Ayra Plus safe to take for patients under 18 years old?

Official government safety information notes that the safety and effectiveness have not been established for use in individuals under 18 years old. Official labeling states that this medication is not approved for pediatric patients.


Q: What is the relationship between Ayra Plus and its effect on sleep or insomnia?

Official safety data has occasionally reported effects related to the nervous system. While not considered common, sleep-related issues, such as insomnia or general sleep disturbances, have been noted in regulatory documentation for this medication.


Q: How should I dispose of unused or expired Ayra Plus safely?

When preparing for disposal, the FDA recommends removing the tablets from the container and mixing them with an undesirable substance, like used coffee grounds or dirt. The mixture can then be placed in a sealed bag before being discarded with household trash. Utilizing a formal drug take-back program, if available, is the preferred method for disposal.


Q: What is the difference between Angiotensin II Receptor Blockers (ARBs) and Diuretics?

Ayra Plus is a combination product that includes both an ARB and a Diuretic. ARBs work by blocking a hormone that naturally causes blood vessels to narrow. Conversely, Diuretics primarily assist the kidneys in removing excess water and salt from the body, which helps to reduce the overall volume of circulating fluid.


Q: What are the most common side effects I should watch out for when starting Ayra Plus?

Common side effects listed in the product safety profile include dizziness, headache, and fatigue. The prescribing information notes that low blood pressure (hypotension) may be more evident during the initial phase of treatment.

How should Ayra Plus be stored and disposed of?

Storage Conditions

Ayra Plus tablets must be stored at controlled room temperature, specifically between 15°C and 30°C (59°F and 86°F), to maintain effectiveness. The medicine must be kept in the original container, which should be tightly closed. Storage areas should protect the tablets from freezing, direct light, excess heat, and moisture. It is required that the product be kept out of the sight and reach of children.

Disposal Instructions

Unused or expired Ayra Plus must be disposed of according to official guidelines. The medicine is not to be flushed down the toilet or poured down a sink. Instead, tablets should be removed from their container, mixed with an undesirable substance (such as dirt or used coffee grounds), and placed in a sealed bag or container before being discarded in the household trash. Utilizing a drug take-back program is the preferred method, if available.

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

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