Mirat

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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 Mirat

Property Description
Active ingredient Valsartan
Form Oral tablet (typically film-coated)
Pharmacological class Angiotensin II Receptor Blocker (ARB)
Common use Systemic blood pressure management
Origin Synthetic compound

What Type of Medicine is Mirat (Valsartan)?

Mirat is a prescription-only medicine classified as an Angiotensin II Receptor Blocker (ARB).

Its active ingredient is the synthetic compound Valsartan, a substance belonging to the ARB pharmacological class, which is employed for the systemic management of cardiovascular functions. As a single-component product, Mirat is formulated for oral administration, typically as a film-coated tablet. This classification is clinically recognized for its highly selective action on cardiovascular regulation, setting it apart from older, less-targeted antihypertensive classes.

What is Mirat's General Purpose and Composition?

The general purpose of Mirat is to sustain the lowering of systemic blood pressure by relaxing and widening blood vessels.

Mirat achieves this by intervening in the body's natural regulatory pathway, the Renin-Angiotensin-Aldosterone System (RAAS). Valsartan acts as a selective antagonist, physically blocking the AT1 receptor, which prevents the potent hormone Angiotensin II from binding and signaling blood vessels to constrict. This specific mechanism is a foundational benefit for supporting overall cardiovascular health. Valsartan lowers blood pressure and provides patients with a reliable method of managing long-term blood pressure control.

What side effects are possible with Mirat?

The safety profile of Mirat (Valsartan) is established through regulatory documents, categorizing documented adverse reactions by frequency and affected body system.

Adverse Reaction Scope

Classification Examples of Officially Documented Effects
Common Dizziness, Hypotension (low blood pressure), Fatigue, Headache, Cough, Diarrhea, Hyperkalaemia (high potassium levels).
Uncommon Vertigo, Abdominal pain, Arthralgia (joint pain), Back pain.
Not Known Angioedema (swelling of the face or throat), Vasculitis (inflammation of blood vessels), Thrombocytopenia (low platelet count), Bullous dermatitis.
System-Organ Class Vascular, Nervous System, Renal and Urinary, Metabolism and Nutrition, Musculoskeletal, and Immune disorders are systems associated with documented effects.

Serious Adverse Reactions and Safety Constraints

The most serious reactions explicitly highlighted in regulatory sources include Angioedema, Acute Renal Failure, Severe Symptomatic Hypotension, and Fetal Toxicity.

Valsartan is contraindicated in pregnancy during the second and third trimesters, carrying a mandatory warning about the risk of injury and death to the developing fetus. Use is also restricted in patients with severe hepatic impairment, biliary cirrhosis, or cholestasis.

Safety patterns noted in regulatory texts indicate that effects such as dizziness and hypotension may occur more frequently at the start of treatment or following a dose increase. Use with Aliskiren in patients with diabetes or renal impairment (GFR <60 mL/min/1.73 m^2) is also formally contraindicated.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory profile for a Mirat (Valsartan) overdose is defined by the exaggeration of its therapeutic action. The principal documented manifestation of acute exposure to excessive doses is exaggerated hypotension, meaning a profound lowering of systemic blood pressure. Associated clinical signs noted in official labeling include dizziness, fainting (syncope), and disturbances in heart rhythm, such as tachycardia or bradycardia. Other general systemic effects reported in high-dose exposures include nausea, vomiting, and headache.


Required Emergency Actions

Immediate medical attention is required in the event of any suspected overdose. Official instructions mandate that emergency medical services be contacted immediately if the affected person exhibits severe symptoms, including collapse, having a seizure, experiencing trouble breathing, or being unable to be awakened.

Management of the overdose is defined in regulatory documents as symptomatic and supportive treatment. If excessive hypotension occurs, regulatory guidance specifies placing the patient in a supine position and administering an intravenous infusion of normal saline to restore blood volume. It is noted that the compound is unlikely to be removed by hemodialysis. The official labeling also includes a critical warning that exposure during the second and third trimesters of pregnancy carries a risk of serious fetal harm.

Therapeutic Uses of Mirat

What Mirat Treats: Main Uses and Benefits

In therapeutic contexts, Mirat is commonly used to help manage major depressive disorder in adults. Its use extends to helping manage the associated symptoms that create noticeable physiological strain and may interfere with daily functioning. This medication is primarily used to address major depressive episodes and is relevant for easing symptoms related to persistent low mood, loss of pleasure, and difficulties with sleep and appetite. It is also considered relevant for use in conditions characterized by periods of heightened symptoms related to major depressive disorder in adults.

Symptom Support: Co-occurring Manifestations

This medication may be applied in clinical settings that involve acute or unstable symptom patterns where additional symptomatic support is needed. It helps address symptom clusters that may become intense or disruptive, such as those related to anxiety or tension, which often accompany the primary condition.

“The medication helps to ease the overall burden of symptoms, supporting the patient during difficult episodes by easing distress.”

In addition to easing the core emotional distress, it also provides symptomatic support for sleep difficulties, including trouble falling or staying asleep, and for a reduction in appetite or involuntary weight loss. It supports patients during episodes of heightened discomfort and assists with maintaining functional stability by easing distress and discomfort.

Eligibility and Restrictions for Use

Eligibility for Mirat (Valsartan)

Mirat (Valsartan) is approved for use in adults for all labeled indications. Pediatric use is strictly limited to children aged 6 to 16 years for the management of hypertension only; the medicine is not recommended for children younger than 6 years.


Absolute Contraindications (Must Not Use)

Official regulatory documents state that Mirat is contraindicated in specific patient populations:

  • Pregnancy: Contraindicated, particularly during the second and third trimesters, due to the risk of fetal harm.
  • Hypersensitivity: Patients with a known allergy to valsartan or any component of the medicine.
  • Dual Therapy: Patients with diabetes who are concurrently receiving a medicine containing aliskiren (dual RAS inhibition).
  • Severe Hepatic Conditions: Patients with severe hepatic impairment, biliary cirrhosis, or cholestasis.

Restricted or Not Recommended Use

Use is generally not recommended for women who are breastfeeding. Special caution and monitoring are required for patients with severe renal impairment (creatinine clearance <10 mL/min) and for patients with a history of angioedema related to previous ARB or ACE inhibitor therapy.

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The official interaction profile for Mirat (Valsartan) is structured around its effects on systemic blood pressure and electrolyte balance, as defined in regulatory documents. Documented interactions involve agents that increase serum potassium, Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), agents for Dual Blockade of the Renin-Angiotensin System (RAS), and Lithium. These interactions are classified as Contraindicated, Generally Not Recommended, or requiring strict Monitoring.

The most stringent restriction is the contraindication against using Mirat concurrently with Aliskiren in patients with diabetes mellitus or those with renal impairment (a glomerular filtration rate below 60, mL/ min/ 1.73, m^2). This restriction addresses the severe risks of hyperkalemia, hypotension, and renal impairment.

Official Interaction Statements

  • The use of Potassium-sparing diuretics and all potassium supplements or salt substitutes containing potassium is associated with an additive pharmacodynamic effect, increasing the risk of hyperkalemia.
  • Co-administration with NSAIDs, including selective COX-2 inhibitors, may lead to a reduction in the antihypertensive effect and increase the potential for deterioration of kidney function.
  • Mirat may increase the plasma concentration of Lithium, raising the risk of lithium toxicity. Monitoring of serum Lithium levels is therefore required during their concomitant administration.

These classifications define the specific constrained use combinations as documented by regulatory authorities.

Mechanism of Action

Dual Neurotransmitter Enhancement via alpha2-Receptor Blockade

Mirat initiates its action by blocking presynaptic mathbfalpha2 -adrenergic receptors, which removes an inhibitory brake on nerve cells. This mechanism results in a distinct enhancement of both norepinephrine and serotonin release, which results in altered signaling dynamics within central pathways. This dual activity contributes to the modulation of central regulatory systems.

Selective Serotonin Channeling

The drug selectively filters serotonin signaling by antagonizing postsynaptic mathbf5 -HT2 and mathbf5 -HT3 receptors. This directs the increased serotonin toward the mathbf5 -HT1 receptor subtype. This action shapes the resulting downstream physiological consequences of the drug.

Central Histamine mathbfH1 Receptor Antagonism

Mirat possesses significant affinity for the central mathbfH1 receptor, acting as an antagonist within the histaminergic system. This interaction immediately suppresses wakefulness signals, producing the physiological consequences of sedation and modulating hypothalamic circuits associated with feeding behavior.

Dosage and Administration Information

How to Use Mirat

Mirat (Valsartan) is administered orally and is available as film-coated tablets in multiple strengths (e.g., 40 mg, 80 mg, 160 mg, 320 mg). It may also be taken as a specially prepared oral suspension for certain patient populations. The medication should be taken at approximately the same time each day, and intake is permitted with or without food. Tablets should be swallowed whole; the score line on some strengths is intended only to facilitate swallowing, not to divide the dose.


Official Dosing Schedules

Official dosing is based on the condition being addressed and follows specific starting, maintenance, and maximum limits:

Indication Frequency Initial Daily Dose Maximum Daily Dose
Hypertension Once Daily 80 mg or 160 mg 320 mg
Heart Failure Twice Daily 80 mg (40 mg BID) 320 mg (160 mg BID)
Post-MI Twice Daily 40 mg (20 mg BID) 320 mg (160 mg BID)

Population and Administration Constraints

Valsartan is intended for long-term management. For most older adults and patients with mild-to-moderate renal impairment, no initial dose adjustment is required. However, in adult patients with mild to moderate hepatic impairment (non-cholestatic), the total daily dose should not exceed 80 mg. If a dose is missed, it should be taken as soon as remembered, but the missed dose should be skipped if it is close to the time of the next scheduled dose.

Recent Clinical Evidence

Research Evidence for Mirat (Valsartan)

Evidence for Use in Major Depressive Disorder (MDD) in Adults

Mirat (Valsartan) was the subject of research exploring a link with conditions characterized by fluctuating or episodic manifestations, such as Major Depressive Disorder (MDD) in adults. Research exploring this area has primarily been conducted using observational studies that monitor large patient populations who were already taking this medication for other health conditions. These studies, which do not involve randomization, focus on tracking how patient-reported experiences evolved during the study period. Findings from individual case reports and preclinical studies using animal models are also documented.

In observational research settings, scientists have used standardized scales to assess the intensity of depressive symptoms. Outcomes measured included the use of these scales and the evaluation of associated outcomes related to physical discomfort, such as sleep difficulties or appetite reduction. The available evidence for this use is often derived from settings with varying symptom burdens and has been applied in studies examining patient-reported experiences.

Long-Term Evidence and Follow-up Duration

The evidence for the long-term application of Mirat in the context of MDD is limited. The research exploring short-term symptom changes has focused on episodes over defined time intervals. Follow-up durations in the available observational data were limited or were tracked for periods primarily relevant to the medication's cardiovascular uses. As a result, long-term outcomes are not well characterized. The evidence is documented in the broader research landscape but provides limited information for long-term outcomes.

Understanding Evidence Gaps and Remaining Uncertainty

A key limitation in the research is the absence of dedicated, randomized controlled trials (RCTs) specifically designed to evaluate Mirat (Valsartan) for MDD as a primary indication. In this context, certainty remains low regarding its study for conditions characterized by functional limitations.

Since the available research is largely observational, it was associated with variables that cannot be fully controlled, and therefore the evidence is limited in supporting a direct causal link between the medication and changes in mood symptoms. Comparative evidence, which would study Mirat against other established treatments for MDD, is lacking.

Key Studies & References Valsartan: MedlinePlus Drug Information (Authoritative overview of approved use and pharmacology)

Frequently Asked Questions (FAQ)

Common questions about Mirat (FAQ)


Q: How quickly is Mirat expected to start working?

A: Studies on Mirat’s active ingredient show that the blood pressure-lowering effect typically begins within about two hours after taking a single dose. The maximum reduction in blood pressure after a single dose is generally noted to occur around six hours post-administration, according to product information. For long-term treatment, the full, stable effect is usually reached after about four weeks of consistent use.


Q: Is Mirat a high-risk medication?

A: Mirat is a prescription-only medication, which means it must be taken under the guidance of a healthcare provider. Official regulatory documents include specific warnings for serious adverse reactions, such as fetal toxicity (harm to an unborn baby) and the possibility of acute renal failure or symptomatic hypotension (severe drop in blood pressure). These constraints define the populations and conditions where use is authorized and supervised.


Q: How is Mirat cleared out of the body?

A: Official pharmacological data indicates that the active ingredient in Mirat has an approximate elimination half-life of six hours. Most of the medication is cleared from the body by being excreted in the feces, with a smaller amount passing through the urine.


Q: What is the official safety classification of Mirat?

A: Official regulatory safety information notes a mandatory warning regarding use in pregnancy. Mirat is contraindicated (must not be used) during the second and third trimesters of pregnancy because of the established risk of injury and death to the developing fetus.


Q: What if I experience a very common side effect, like nausea, when taking Mirat?

A: The official Patient Counseling Information advises that you should contact your healthcare provider if you experience any side effects or problems that you believe may be related to taking this drug. Contacting your healthcare provider allows them to offer appropriate guidance regarding your health status and symptoms.


Q: Does Mirat interact with herbal supplements like St. John's Wort?

A: Official patient information generally advises that individuals should inform their healthcare provider about all medicines they use. This includes all over-the-counter medicines, vitamins, and any herbal supplements they may be taking. This step is important for informing the healthcare provider about possible interaction risks.


Q: Is Mirat considered a controlled substance?

A: Mirat is available only by prescription, but it is not classified as a controlled substance. Official regulatory agencies, such as the U.S. Drug Enforcement Administration (DEA), do not list this medication as having potential for abuse or dependence.


Q: How long after starting Mirat can I expect to see the full effect?

A: According to the official product information, when treating hypertension, the maximum blood pressure-lowering effect is generally achieved after approximately four weeks of treatment.


Q: Can Mirat be stopped abruptly, or should I talk to my doctor first?

A: Official patient information sheets and safety alerts consistently advise that patients should never stop taking Mirat suddenly without first consulting their healthcare provider or pharmacist. This regulatory advice is in place to ensure any necessary adjustments to the treatment plan are medically supervised.


Q: Does Mirat cause dependence or addiction?

A: Mirat is not classified as a controlled substance in regulatory documents. Therefore, the medication is not generally associated with the potential for physical dependence or abuse.


Q: Does Mirat interact with alcohol?

A: Yes, official documents indicate that alcohol may increase the blood pressure-lowering effects of Mirat. This combination may potentially cause symptoms such as dizziness or lightheadedness, a factor which should be considered when consuming alcohol.


Q: What happens if I take more Mirat than described in the patient information?

A: The official Overdosage section of the regulatory label states that taking more Mirat than prescribed will most likely lead to marked hypotension (extremely low blood pressure) and possibly dizziness. Immediate medical attention is advised in the event of an overdose.


Q: Why did my doctor prescribe Mirat instead of the generic option?

A: Mirat’s active ingredient, valsartan, is widely available as a generic drug that regulatory authorities consider to be therapeutically equivalent to the brand-name product. The choice between the brand name product and its generic version is a decision that involves specific health and coverage considerations, and is determined by the prescriber or dispensing pharmacist.


Q: Are there any long-term monitoring tests required while taking Mirat?

A: Official regulatory guidelines recommend that certain laboratory tests be monitored during treatment with Mirat. Official product information notes that close monitoring of renal (kidney) function and serum potassium levels is necessary during treatment.


Q: What should I do if my symptoms get worse after starting Mirat?

A: Official patient information advises that you should contact your healthcare provider promptly if you feel that your condition is not improving or if your symptoms worsen after starting the medication. Contacting your healthcare provider allows them to review the information and determine if a treatment plan review is necessary.


Q: Is Mirat a new drug, or has it been around for a long time?

A: Mirat’s active ingredient, valsartan, has been available for a significant period. Regulatory documents show that the medication was initially approved by the FDA in 1996, meaning it is an established medication that has been available for several decades.

How should Mirat be stored and disposed of?

Storage and Disposal of Mirat (Valsartan)

Mirat tablets must be stored at controlled room temperature, typically 20 C to 25 C (68 F to 77 F). The medication must be kept away from excess heat, moisture, and direct light, and it must not be frozen. Always keep the product in its original container with the lid tightly closed.

Handling and Disposal

To ensure safety, Mirat must be kept out of the sight and reach of children at all times. Unused or expired tablets should be disposed of following local and national regulations, such as through an official drug take-back program. Regulatory guidance advises against flushing this product into the sanitary sewer system or surface water.

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

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