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Микардис

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Микардис

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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.

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Overview of Микардис

What is Micardis?

Property Description
Active Ingredient Telmisartan
Form Oral Tablet
Pharmacological Class Angiotensin II Receptor Blocker (ARB) / Sartan
Primary Purpose Control of High Blood Pressure (Hypertension)
Origin Synthetic, Non-Peptide
Status Prescription-Only (Rx)

Micardis is a brand name for a prescription-only medication whose active ingredient is Telmisartan. This drug is clinically recognized for its role in cardiovascular therapy, specifically for patients requiring stable, long-term control of blood pressure. The oral tablet formulation is the standard and distinguishes it from injectable emergency treatments.

What Drug Class Does Micardis Belong To?

Micardis belongs to the drug class known as Angiotensin II Receptor Blockers (ARBs), often referred to as Sartans. Pharmacological studies support Telmisartan's classification as a selective blocker, meaning it targets specific receptors (AT1) responsible for blood vessel constriction. This highly targeted action is a key feature, setting ARBs apart from older, less specific antihypertensive treatments. Telmisartan is noted for having a long plasma half-life, supporting its common medical positioning as a convenient, once-daily therapy.

What is the General Purpose of Micardis?

The primary general purpose of Micardis is the management of chronic high blood pressure, or essential hypertension. By causing blood vessels to widen, the medication allows blood to flow more freely. This action reduces the workload on the heart, a benefit that is widely supported by clinical consensus regarding the management of cardiovascular risk.

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What side effects are possible with Микардис?

Possible side effects and safety information

The safety profile for Micardis (Telmisartan) is formally classified by regulatory bodies like the EMA and FDA based on frequency and the body system affected. Adverse reactions are grouped using standard System-Organ-Class (SOC) terminology to provide a clear, structured view of potential effects.


Frequency-Classified Adverse Reactions

Adverse reactions are reported according to their observed frequency in clinical studies and post-marketing data:

  • Common (may affect up to 1 in 10 patients): Upper respiratory tract infection, diarrhea, and back pain.
  • Uncommon (may affect up to 1 in 100 patients): Hypotension (including orthostatic), hyperkalemia, dizziness, syncope, and renal impairment (including acute renal failure).
  • Rare (may affect up to 1 in 1,000 patients): Serious events such as Angioedema (swelling of the face, mouth, and/or throat), Anaphylactic reaction, and Sepsis (which includes reports of fatal outcomes) are documented.

Telmisartan's official label notes that some effects, particularly hypotension, may be more pronounced immediately following the initiation of therapy in susceptible patients, such as those who are volume-depleted.


Official Safety Constraints

The medicine is subject to regulatory constraints based on patient population and co-administration risks:

Constraint Area Regulatory Requirement
Pregnancy Contraindicated during the second and third trimesters due to risk of fetal injury.
Hepatic Impairment Contraindicated in patients with severe hepatic impairment.
Drug-Drug Safety Caution noted for increased risk of hyperkalemia and renal function changes when used in combination with other agents that affect the Renin-Angiotensin-Aldosterone System (RAS).

These official constraints define the critical limits for the medicine’s use, while the classification of side effects provides the necessary context for the medicine's overall risk profile.

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Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documents define the overdose profile of Микардис (telmisartan) as an extreme exaggeration of its intended therapeutic effect, primarily impacting the cardiovascular system. This profile strictly outlines documented risks and the required emergency response.

Documented Manifestations and Severe Outcomes

Overdose exposure commonly presents as hypotension (abnormally low blood pressure), which is the most prominent clinical sign. Cardiac function may show disturbances such as tachycardia (fast heart rate) or, less often, bradycardia (slow heart rate). Symptoms related to low blood pressure, such as dizziness, may occur. Severe overdose can lead to life-threatening outcomes including severe hypotension, progression to shock, and potential loss of consciousness.

Required Emergency Actions and Management

Upon any suspicion of overdose, regulatory guidance mandates that the patient seek immediate medical attention. If severe manifestations such as signs of shock or extreme hypotension are present, emergency services must be contacted immediately. There is no specific antidote known for telmisartan overdose. Management is defined as symptomatic and supportive treatment, including necessary measures like intravenous fluid infusion to correct severe hypotension. Official information notes that the substance is not removed by hemodialysis.

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Therapeutic Uses of Микардис

What Микардис Treats: Main Uses and Benefits

Микардис (Micardis, containing telmisartan) is commonly used to support cardiovascular health. It is generally applied across domains where additional symptomatic support is needed in two primary therapeutic areas: managing essential hypertension and managing contexts involving cardiovascular risk factors.

The medicine is used for conditions presenting with systemic or localized discomfort, specifically to help address symptom clusters that may become intense or disruptive during phases when symptoms become more noticeable. In this context, the medicine may help contribute to improved day-to-day comfort during symptomatic periods and assists with managing overall systemic burden.

It is also relevant for individuals requiring additional management of discomfort associated with heightened systemic burden, such as in patients at high cardiovascular risk. Applied in settings where symptoms create noticeable physiological strain, it may assist with maintaining functional stability and supports the patient during difficult episodes by easing distress associated with risk factors.


Therapeutic Focus: Support for Systemic Imbalance


Regulatory References

  1. European Medicines Agency (EMA) overview of Micardis
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Eligibility and Restrictions for Use

Eligibility for Micardis (Telmisartan) is strictly governed by regulatory status, which defines specific population exclusions, non-recommendations, and conditional use. The medicine is formally approved for use in adults for treating essential hypertension and for cardiovascular risk reduction in patients aged 55 years and older.

Absolute Contraindications

Population/Condition Regulatory Status
Pregnancy Contraindicated (2nd and 3rd trimesters)
Severe Hepatic Impairment Contraindicated
Biliary Obstructive Disorders Contraindicated
Diabetic Patients on Aliskiren Contraindicated

Age and Conditional Eligibility

The medication is not recommended for use in children and adolescents under 18 years, as its safety and efficacy have not been established by regulatory bodies. Use in lactating (breastfeeding) women is also not recommended. For patients with mild to moderate hepatic impairment, use requires caution. Similarly, individuals with severe renal impairment or those with intravascular volume depletion require special consideration and close monitoring. Patients with Primary Aldosteronism are generally not expected to respond and use is not recommended. These official statements define the precise population boundaries for use.

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What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile identifies several classes of medicines that require caution or are restricted for use with telmisartan. This drug's primary interactions involve effects on electrolytes and pharmacokinetics of co-administered agents.

Clinically Significant Interactions

Interacting Product Category Official Regulatory Constraint
Aliskiren Contraindicated in patients with diabetes. Avoid in patients with renal impairment (GFR <60 mL/ min).
Angiotensin-Converting Enzyme ( ACE) Inhibitors Concomitant use with telmisartan for Dual RAAS Blockade is generally not recommended due to increased risks of hypotension, hyperkalemia, and renal function changes.
Lithium Reversible increases in serum lithium concentrations and toxicity have been documented, necessitating monitoring of serum lithium levels upon initiation, dose change, or discontinuation of telmisartan.
Digoxin Co-administration may increase plasma peak ( Cmax) and trough ( Cmin) concentrations of digoxin. Monitoring of digoxin levels is required.
Non-Steroidal Anti-Inflammatory Drugs ( NSAIDs) Co-administration may reduce the blood pressure-lowering effect and increase the risk of renal function deterioration, especially in elderly, volume-depleted, or renally-compromised patients. Monitoring of renal function is necessary.
Potassium-Sparing Diuretics / Potassium Supplements Risk of hyperkalemia is increased. The use of these agents is generally not recommended unless there is documented hypokalemia, requiring frequent monitoring of serum potassium.

These constraints establish the need for close monitoring of electrolytes (potassium), renal function, and therapeutic drug levels to safely manage combination therapy, strictly according to documented government health authority warnings.

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Mechanism of Action

Микардис (telmisartan) acts through a highly selective mechanism engaging two distinct biological regulatory systems.

Selective Angiotensin II Receptor Blockade

The drug's primary action is within the Renin-Angiotensin-Aldosterone System (RAAS), where it functions as a non-competitive antagonist of the Angiotensin II Type 1 ( AT1) receptor. Telmisartan binds tightly to this receptor, inhibiting the effects of the circulating mediator Angiotensin II. This receptor blockade modifies molecular steps in the signaling cascade that mediate vasoconstriction and volume regulation across vascular tissue and the adrenal glands. The resulting absence of AT1 receptor activation supports modulation of vascular tone and promotes changes in fluid volume handling.

Modulation of Metabolic Signaling Pathways

Additionally, telmisartan demonstrates a secondary mechanism by acting as a partial agonist of the nuclear receptor Peroxisome Proliferator-Activated Receptor gamma ( PPAR-gamma). This action modulates transcription factors that influence genes involved in glucose and lipid metabolism, providing a distinct mechanism from the drug's vascular effects.

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Dosage and Administration Information

How to Use Микардис (Telmisartan)

The general principles for the administration of Микардис are guided by standardized protocols, ensuring a consistent approach to its long-term use. The medication is delivered strictly through the oral route in tablet form, available in 20 mg, 40 mg, and 80 mg strengths.

Administration is characterized by a once-daily frequency for all approved indications, establishing a predictable, long-term regimen. The tablet may be taken with or without food; however, maintaining a consistent time of day for administration is a procedural instruction.


Official Dosing Protocols

Indication Starting Dose Maximum Dose Limit
Essential Hypertension 40 mg once daily 80 mg once daily
Cardiovascular Risk Reduction N/A 80 mg once daily

Procedural Constraints and Adjustments

The dosage adjustment logic is tied to the observation period required to assess the full therapeutic effect, which generally occurs after four weeks of continuous use. Dose adjustment is typically considered after this defined interval.

Specific administration rules apply to certain populations. For patients with mild to moderate hepatic impairment, the daily dose must not exceed 40 mg. Additionally, due to the hygroscopic nature of the tablets, they must be kept in the sealed blister packaging until immediately prior to oral administration. If a dose is missed, instructions advise taking it as soon as remembered, unless it is close to the time for the next scheduled dose, in which case the missed dose should be skipped.

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Recent Clinical Evidence

Recent Clinical Evidence

Research on the medication telmisartan (Микардис) focuses primarily on its use for treating high blood pressure (hypertension) and its role in reducing cardiovascular risk. Telmisartan belongs to the class of Angiotensin II Receptor Blockers (ARBs).

Evidence in High-Risk Patients

Two key international clinical programs, ONTARGET and TRANSCEND, investigated the use of telmisartan in adult patients with established vascular disease or high-risk diabetes.

  • Cardiovascular Risk Reduction: The ONTARGET study, which compared telmisartan with ramipril (an ACE inhibitor), observed that telmisartan was associated with a similar reduction in the composite risk of cardiovascular death, heart attack, stroke, and hospitalization for heart failure.
  • ACE Inhibitor Intolerance: The TRANSCEND study, which focused on patients intolerant to ACE inhibitors (often due to cough), evaluated telmisartan against a placebo. This trial suggested a potential association between telmisartan use and a lower incidence of a composite endpoint of cardiovascular death, heart attack, and stroke.

Blood Pressure Control

Multiple studies, including those using Ambulatory Blood Pressure Monitoring (ABPM), have examined telmisartan’s effect on blood pressure over a full 24-hour period.

Research Focus Key Observation
24-Hour Efficacy Studies reported that telmisartan maintained blood pressure reduction effectively through the entire 24-hour dosing interval.
Combination Therapy Research showed that combining telmisartan with other antihypertensives, such as hydrochlorothiazide or amlodipine, was assessed and often resulted in greater blood pressure lowering than monotherapy alone.

These findings help define the role of telmisartan in managing chronic hypertension and reducing long-term risk factors.

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Frequently Asked Questions (FAQ)

Common questions about Микардис (FAQ)


Q: How quickly do people typically feel the effects of Микардис after starting treatment?

The initial blood pressure-lowering effect is described as occurring within a few hours after the first dose. However, the maximal effect is not immediate. Official regulatory information indicates that the full therapeutic benefit from a given dose level is usually achieved after about four continuous weeks of taking the medication.


Q: What happens if I miss a dose of Микардис?

Regulatory documents describe the procedure for a forgotten dose as follows: if a dose is missed, it should be taken when remembered, unless it is close to the next scheduled dose time, in which case the missed dose is omitted. Taking more than one tablet at a time is not recommended.


Q: Can Микардис cause changes in kidney function tests?

Regulatory documents indicate that changes in kidney function may occur in some individuals while using this medication. For patients who have pre-existing kidney issues or are taking certain interacting drugs, monitoring kidney function is often described as necessary. Monitoring may involve checking markers of kidney function, such as serum creatinine.


Q: Does Микардис interact with potassium supplements?

Official safety information indicates that taking potassium supplements or using salt substitutes that contain potassium alongside Микардис is associated with an increased risk of hyperkalemia (elevated blood potassium levels). Because of this risk, frequent monitoring of potassium serum levels is described as necessary when these agents are co-administered.


Q: Can a person stop taking Микардис suddenly?

When the medication is discontinued, the blood pressure gradually returns to the values measured before treatment started over a period of several days to a week. Blood pressure control may be lost if the medicine is not taken as scheduled, which can increase the risk of associated cardiovascular events.


Q: How long is a typical treatment course with Микардис?

The medication is indicated for the treatment of essential hypertension, which is a chronic, long-term condition. Treatment is often maintained over a long period to help control blood pressure and reduce the risk of associated cardiovascular events.


Q: Is it okay to drink alcohol in moderation while taking Микардис?

Regulatory warnings mention that alcohol consumption may cause an additive effect in lowering blood pressure when combined with Микардис. This could potentially increase the occurrence of symptoms such as dizziness, lightheadedness, or fainting.


Q: Is it necessary to have routine blood tests while on Микардис?

Periodic laboratory tests are described in regulatory documents. Periodic determinations of serum electrolytes are advised, particularly for patients with impaired kidney function or those taking certain interacting drugs. Monitoring of blood glucose is also mentioned for patients with diabetes.


Q: What is the role of Микардис in kidney protection, according to research?

Clinical literature has shown that telmisartan may be associated with benefits related to the kidneys, especially in patients with diabetic nephropathy. This finding is related to associations observed where the medication reduced levels of proteins, such as albumin (proteinuria), in the urine.


Q: Why is Микардис sometimes taken with other blood pressure medicines?

The medication is often used in combination with other blood pressure treatments, such as diuretics, when the blood pressure is not adequately managed by Микардис used alone. Combining therapies is a method used to achieve a greater overall blood pressure reduction.


Q: Can Микардис affect blood sugar levels in people without diabetes?

In studies involving hypertensive patients, clinically significant changes in blood sugar levels were generally not observed. However, for patients who do have diabetes and are concurrently taking anti-diabetic medications, hypoglycemia (low blood sugar) has been reported as a rare event in official documents.


Q: Is it common to have headaches when first starting Микардис?

Headache is reported as a known central nervous system adverse reaction that may occur during the course of treatment. Other common effects include back pain and diarrhea; however, headache is not listed among the most frequently reported side effects in trials.


Q: Can Микардис be used for heart failure, or only for high blood pressure?

The formal regulatory indications for Микардис are the treatment of high blood pressure and the reduction of cardiovascular risk. Clinical research has examined the use of telmisartan in patients with heart failure. However, caution is noted in regulatory documents for its use in patients with severe congestive heart failure.


Q: Are there any specific supplements or vitamins that should be avoided with Микардис?

Specific caution is noted against the use of supplements that contain potassium or potassium-containing salt substitutes. This combination can lead to high blood potassium levels, which requires close monitoring.


Q: Is Микардис safe to use during pregnancy?

Микардис is contraindicated (must not be used) during the second and third trimesters of pregnancy due to the risk of fetal injury or death. Use in the first trimester is generally not recommended, and regulatory advice describes that the medication should be discontinued as soon as pregnancy is confirmed.


Q: Can Микардис affect sleep patterns?

Official safety documents list insomnia (difficulty sleeping) as an uncommon adverse reaction. Other related, rare effects involving the nervous system, such as anxiety and restlessness, have also been reported during the use of telmisartan.


Q: Are there specific food restrictions listed for Микардис?

The medication can be taken with or without food. However, patients should avoid using potassium-containing salt substitutes or high-potassium supplements, as this may increase the risk of elevated blood potassium levels.


Q: How does Микардис compare to other 'sartan' drugs?

The active ingredient, telmisartan, is noted for its high affinity for the Angiotensin II AT1 receptor and a long elimination half-life of approximately 24 hours. This combination provides a long duration of action and supports its once-daily dosing regimen.


Q: Is the effect of Микардис permanent, or only while taking the drug?

The blood pressure-lowering effect is dependent on consistent use of the medication. Regulatory information states that if the medication is stopped, blood pressure will gradually return to the values that were present before treatment began.


Q: Does Микардис need to be taken at a specific time of day?

The medicine is taken once daily. Official instructions advise maintaining a consistent time of day for administration. This consistency is important to ensure the medication provides continuous blood pressure coverage across the full 24-hour interval between doses.


Q: Can taking Микардис cause a cough, like some other blood pressure medicines?

Cough is listed as an uncommon adverse reaction in the official side effect profile for telmisartan. Clinical research, such as the TRANSCEND study, involved patients who could not tolerate other blood pressure medicines due to side effects, including cough.


Q: Can Микардис be used by people with a history of liver disease?

Use of the medication is strictly contraindicated in patients who have severe hepatic impairment (severe liver disease) or biliary obstructive disorders. For individuals with mild to moderate liver impairment, caution is advised, and the daily dose is subject to limitation and close oversight is required.


Q: What is the difference between Микардис and МикардисПлюс?

МикардисПлюс is a specific brand name for a fixed-dose combination product. This formulation contains not only telmisartan but also a diuretic (hydrochlorothiazide, or HCTZ). It is typically prescribed when blood pressure is not adequately controlled by telmisartan alone.


Q: Are the side effects of Микардис more severe in older patients?

Regulatory information indicates that, in general, no initial dosage adjustment is necessary for elderly patients. However, caution is noted regarding combination therapies. For instance, the risk of kidney function deterioration when used with NSAIDs may be increased in older patients.


Q: Does Микардис interfere with any common lab tests?

The medication can influence the results of certain laboratory measurements. Monitoring is specifically required for serum levels of potassium, creatinine, lithium, and digoxin when used with specific interacting medicines. Changes in blood glucose levels have also been reported in diabetic patients.


Q: What are the official guidelines on driving while taking Микардис?

Official product information advises that when driving or operating machinery, patients should be aware of the potential for undesirable effects such as dizziness or somnolence (drowsiness). These effects are sometimes reported, particularly when treatment is first initiated.


Q: Can Микардис be used to treat migraines?

Migraine is listed in the official documents as an adverse reaction that has been reported during treatment, not as a formal indication for use. The medication is not formally indicated for the treatment of migraines. Its approved uses are for the management of high blood pressure and cardiovascular risk reduction.


Q: Does Микардис affect sodium levels in the body?

Telmisartan's action involves blocking effects that influence the body's fluid and volume regulation systems, which includes the handling of sodium in the kidneys. When taken in combination with certain diuretics, the risk of fluid and electrolyte imbalances, including hyponatremia (low sodium), is noted.


Q: What is the expected long-term outcome for people taking Микардис for hypertension?

The long-term use of Микардис is associated with the maintenance of lowered blood pressure. Clinical trials in high-risk populations have demonstrated that telmisartan use was associated with similar results to another comparable medication in reducing the composite risk of cardiovascular death, stroke, and heart attack.

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How should Микардис be stored and disposed of?

Storage and Disposal of Micardis (Telmisartan)

Micardis storage is defined by its sensitivity to moisture, requiring strict adherence to regulatory conditions.


Official Storage Requirements

Requirement Condition
Temperature Store at controlled room temperature, typically 20^circmathrmC to 25^circmathrmC (68^circmathrmF to 77^circmathrmF). Must not be frozen.
Moisture/Light Mandatory protection from moisture and direct light. Tablets are hygroscopic.
Packaging Keep in the original sealed blister and do not remove the tablet until immediately before use.
Safety The medicine must be kept out of the reach of children.

Disposal Instructions

Unused or expired Micardis must be disposed of in accordance with local requirements for pharmaceutical waste. The medicine must not be thrown away via wastewater or household waste.

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

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