Sahar

Quick links to important sections

Sahar

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 Sahar

Property Description
Active ingredient Pioglitazone Hydrochloride
Form Tablet
Pharmacological class Antidiabetic Agent / Thiazolidinedione
General purpose Management of blood glucose in Type 2 Diabetes
Origin Synthetic compound

What Type of Medicine is Sahar?

Sahar is a synthetic prescription-only medicine containing the active ingredient Pioglitazone Hydrochloride, and it is formally classified as an Antidiabetic agent. This medicine is consistently prepared for oral administration in the form of a tablet, a common characteristic for systemic treatments. Its core identity is rooted in the action of Pioglitazone, a compound belonging to the distinct class of Thiazolidinediones (TZDs). The formulation of Sahar specifically targets the underlying metabolic issue in adults with Type 2 Diabetes Mellitus, distinguishing it from treatments used for Type 1 diabetes or other non-metabolic conditions.

The Role of Pioglitazone as an Insulin Sensitizer

The primary purpose of Sahar is to act as an Insulin sensitizer, a mechanism for addressing chronic insulin resistance in the body. Pioglitazone works by making the body's muscle and fat cells more responsive to the naturally produced insulin. This approach is used in the long-term management of blood glucose levels for patients whose bodies are producing insulin but are unable to utilize it efficiently. The mechanism of action involves the compound targeting specific nuclear receptors, a finding consistent with its classification as a potent insulin sensitizer.

What side effects are possible with Sahar?

Official Safety Profile and Adverse Reactions

The safety profile of Sahar (Pioglitazone Hydrochloride) is formally structured around common adverse reactions reported in clinical trials and specific serious safety concerns documented in regulatory prescribing information. The majority of common adverse reactions are classified by regulatory authorities based on their reported incidence rates.

Adverse effects commonly documented across different system-organ classes include upper respiratory tract infection, pharyngitis, sinusitis, headache, and myalgia (muscle pain). Fluid-related effects, such as edema (fluid retention) and weight increased, are also frequently documented and may be dose-related.

Serious Adverse Reactions

The regulatory labeling documents several serious safety risks. Pioglitazone can cause fluid retention that may precipitate or exacerbate Congestive Heart Failure; therefore, the medicine is contraindicated in patients with established severe heart failure (NYHA Class III or IV). An increased risk of Bladder Cancer is associated with long-term exposure, typically over twelve months. Post-marketing reports also include cases of fatal and non-fatal Hepatic Failure and an increased incidence of Bone Fractures, predominantly observed in female patients.

Safety Restrictions and Monitoring

Specific safety restrictions include contraindications against use in active liver disease, a history of bladder cancer, or uninvestigated macroscopic haematuria. The label requires regular monitoring of liver enzymes prior to initiating treatment and periodically thereafter. Furthermore, the risk of hypoglycemia is a key concern when Sahar is used in combination with other antidiabetic agents like insulin or sulfonylureas, a scenario that also increases the risk of fluid retention.

Overdose and Emergency Response

Overdose and When to Seek Help

This section summarizes the official regulatory guidance concerning overdose with Sahar (Pioglitazone Hydrochloride) and the appropriate emergency actions.


Documented Overdose Profile

Official prescribing information notes that no specific antidote is known for Pioglitazone overdose, and due to the drug's high plasma protein binding, hemodialysis is stated to be ineffective for drug removal. Regulatory reports often lack a distinct, unique symptom profile for single-agent overdose, even at doses exceeding the maximum therapeutic dose.

However, based on the drug's pharmacological class, the primary theoretical severe risk is the potential for an exaggerated effect, which may lead to hypoglycemia (abnormally low blood glucose), especially if taken with other antidiabetic medicines. Life-threatening outcomes requiring immediate emergency intervention include signs such as collapse, seizures, or trouble breathing.


Official Emergency Actions

In the event of a suspected overdose, official guidance mandates that you seek immediate medical help or contact a Poison Control Center. Emergency services must be called immediately if the person has collapsed, is experiencing a seizure, has trouble breathing, or cannot be awakened.

Management procedures involve initiating appropriate symptomatic and supportive treatment immediately, guided by the patient's specific clinical signs and symptoms.

Therapeutic Uses of Sahar

Sahar belongs to a therapeutic class of agents commonly used across conditions presenting with acute episodes of systemic imbalance. This therapeutic domain is commonly used to help with managing the symptoms related to temporary physiological imbalance. The treatment is applied in addressing symptoms that interfere with daily functioning. The medication is relevant for managing symptom clusters such as those associated with systemic or localized discomfort, inflammatory or irritative states, and symptoms linked to organ-specific functional stress.

This medication is considered relevant for easing the overall symptom burden. Treatment supports the general well-being of the patient and contributes to improved comfort during periods of heightened symptoms. The therapy assists with maintaining functional stability and provides supportive relief when symptoms interfere with routine activities. This supportive management is often used during phases when symptoms become more noticeable. This approach may help patients cope more steadily with symptom fluctuations.

Quick Fact: Relevant for Easing Symptoms that Interfere with Daily Functioning

Regulatory References

  1. NIH MedlinePlus Medical Encyclopedia overview

Eligibility and Restrictions for Use

Eligibility for Sahar (Pioglitazone)

Sahar is officially approved for use in adults (aged 18 years or over) with Type 2 Diabetes Mellitus. Eligibility is strictly defined by regulatory authorities to ensure patient safety and alignment with documented efficacy profiles. The medicine is not used to treat Type 1 Diabetes Mellitus.


Absolute Contraindications

Regulatory documentation strictly prohibits the use of Sahar in certain populations, primarily based on underlying health conditions:

  • Patients with established cardiac failure or a history of heart failure (such as NYHA Class III or IV).
  • Individuals with current or a history of bladder cancer.
  • Patients diagnosed with Diabetic Ketoacidosis.
  • Patients with hepatic impairment or clinical evidence of active liver disease.
  • Known hypersensitivity to pioglitazone or any component of the tablet.

Age and Special Population Restrictions

Population Group Regulatory Status
Pediatric Patients (Under 18) Not recommended; safety and effectiveness have not been established.
Pregnancy Limited data; poor diabetic control poses risks. Use requires careful clinical assessment.
Lactation Not recommended; no information available regarding presence in human milk.

Note: Pioglitazone is not recommended for patients with symptomatic heart failure.

What should I know about interactions with other medicines?

The official regulatory profile for Sahar (Pioglitazone) details specific interaction patterns classified based on metabolic and additive pharmacodynamic effects.

Metabolic (Pharmacokinetic) Interactions

Sahar is primarily metabolized by the CYP2C8 enzyme. Co-administration with strong CYP2C8 inhibitors results in a significant increase in Sahar's plasma concentration; for instance, co-use with gemfibrozil increases exposure approximately three-fold. This interaction requires an official regulatory restriction that limits the maximum recommended daily dose of Sahar. Conversely, co-administration with CYP2C8 inducers, such as rifampin, may result in decreased Sahar concentrations. Separately, Sahar causes a pharmacokinetic interaction that reduces the plasma concentrations of the hormone components of certain oral contraceptives, including ethinyl estradiol and norethindrone.

Pharmacodynamic and Restricted Combinations

The combination of Sahar with Insulin or an Insulin Secretagogue creates a pharmacodynamic interaction that increases the risk of dose-related hypoglycemia. The additive effect of Sahar and Insulin is also associated with a heightened risk of fluid retention, which is a condition requiring observation. For restriction, the initiation of Sahar is formally contraindicated in patients with established NYHA Class III or IV heart failure. Sahar tablets may be administered without regard to meals.

Mechanism of Action

Targeting the PPARgamma Nuclear Receptor

Pioglitazone initiates its action by functioning as an agonist that binds to and activates the Peroxisome Proliferator-Activated Receptor gamma ( PPARgamma), a specific nuclear receptor found primarily in fat, muscle, and liver cells. This binding triggers the modulation of gene transcription, meaning it alters the synthesis of numerous proteins involved in metabolic control.


Enhancing Cellular Insulin Sensitivity

The resulting transcriptional changes lead to the increased expression of key glucose transporters, making muscle and fat cells more responsive to the body's own insulin. This enhancement of peripheral insulin sensitivity allows cells to more readily remove and utilize circulating glucose, while also promoting fat redistribution and storage.


Modulating Liver Glucose and Fat Metabolism

The mechanism also involves effects on the liver, where Pioglitazone reduces the expression of enzymes required for gluconeogenesis, thereby reducing the amount of glucose the liver releases into the bloodstream. Combined with a reduction in circulating Free Fatty Acids, this dual action influences the metabolic environment necessary for glucose regulation. The full effect of this gene-modulating mechanism is gradual, requiring several weeks to fully manifest.

Dosage and Administration Information

Sahar, which contains the active ingredient Pioglitazone Hydrochloride, is a prescription medicine intended for oral administration in the form of a tablet. This medicine is typically taken once daily and can be administered with or without food. The tablet is to be swallowed whole with a glass of water.

Dosing Regimens

The standard adult treatment regimen begins with a starting dose of either 15 mg or 30 mg once daily, reflecting the available tablet strengths. Based on the therapeutic response, the dose may be adjusted in 15 mg increments up to a maximum of 45 mg once daily.

Procedural and Population Constraints

Specific constraints on use include:

  • Duration Review: Treatment is reviewed periodically, typically after three to six months of initiation, to assess the adequacy of the response and confirm continued benefit.
  • Dose Limitation: The maximum dose is limited to 15 mg daily when Sahar is used concurrently with a strong CYP2C8 inhibitor.
  • Initial Dose Constraint: The starting dose is restricted to 15 mg once daily for patients with NYHA Class I or II heart failure.
  • Specific Populations: Use is not recommended in patients with established hepatic impairment. The safety and effectiveness of Sahar have not been established in children and adolescents under 18 years.

Recent Clinical Evidence

Research evidence / Overview of Studies for Sahar

Evidence for Glycemic Management in Type 2 Diabetes

The primary research for Sahar (Pioglitazone) has been conducted in adults with Type 2 Diabetes to examine the studies focused on blood sugar levels. This evidence comes from numerous Randomized Controlled Trials (RCTs). These studies were applied in research contexts involving fluctuating or unstable symptoms of diabetes and often compared Sahar to a placebo or to other types of diabetes medication. Researchers primarily focused on outcomes related to systemic or functional imbalance, specifically measuring changes in long-term blood sugar markers like Glycated Hemoglobin (HbA1c) and Fasting Plasma Glucose (FPG) over defined time intervals.

Research reports detailed measurements of blood sugar biomarkers during the observation period. However, the majority of the initial trials for glycemic control had follow-up durations that were limited to less than two years. This means there is limited information for long-term outcomes regarding the sustained research patterns of Sahar on blood sugar control over many years.

Evidence Regarding Cardiovascular and Stroke-Related Outcomes

Research has also explored the long-term evaluation of Sahar in high-risk patients with Type 2 Diabetes. The most extensive data was observed in one large, randomized trial that included thousands of adults who already had a history of macrovascular disease, such as a prior heart attack or stroke. This research examined the evaluation of the medicine across specific outcomes related to systemic or functional imbalance over several years.

A key limitation is that the trial's primary combined outcome did not reach statistical significance across the entire group studied, meaning that overall interpretation requires reliance on subgroup findings that are uncertain. Also, the results apply only to the specific populations studied—those who already had pre-existing vascular disease—and research does not determine whether an individual without this history would have similar measurements.

Research Gaps and What Remains Uncertain

The comprehensive research base provides context but not individual predictions, highlighting several areas where knowledge is still developing. Key limitations include that follow-up durations were limited in many earlier trials, meaning that long-term effects are not fully established. Furthermore, data for certain groups remain insufficient. For instance, there is limited information about the research conducted in children or adolescents, as most studies concentrated on adults. Overall, while a large body of evidence was studied for the primary indication, the need for further research remains to explore the full spectrum of long-term outcomes and effects in diverse patient populations.

Key Studies & References

  1. PROactive (PROspective pioglitAzone Clinical Trial In macroVascular Events): Pioglitazone in the treatment of type 2 diabetes: results of the PROactive study
  2. Pioglitazone for NAFLD Patients With Prediabetes or Type 2 Diabetes Mellitus: A Meta-Analysis (NASH/Fatty Liver Studies)

Frequently Asked Questions (FAQ)

Common questions about Sahar (FAQ)

Q: Is Sahar intended for short-term or long-term use?

A: Official prescribing information indicates that Sahar is intended for daily administration as prescribed to support its intended action. Regulatory documents also state that a healthcare provider should review treatment, typically after three to six months of initiation, to determine if continued use is appropriate.


Q: Is weight change a common reported side effect of Sahar?

A: Yes, increased weight is a frequently documented adverse reaction of Sahar. This weight increase may be related to fluid retention, a condition also known as edema. For this reason, official prescribing information notes that patients are typically monitored for weight changes during the course of treatment.


Q: Does Sahar affect sleep patterns or cause insomnia?

A: Official documentation does not list changes to sleep patterns, such as insomnia, among the common or frequent adverse reactions. However, symptoms of low blood sugar (hypoglycemia), such as dizziness or lightheadedness, can occur when Sahar is used with certain other diabetes medicines, which could affect daily function.


Q: Can Sahar be taken with other over-the-counter medications?

A: Regulatory labeling details specific interactions, particularly with strong medicines that affect the CYP2C8 liver enzyme. The official information reminds patients that they should disclose all prescription and over-the-counter medicines, vitamins, and herbal products to their healthcare provider for evaluation of potential interactions.


Q: Can Sahar be used while breastfeeding?

A: Official labeling states that Sahar is not recommended for use while breastfeeding. This is because there is no information available in regulatory documents regarding whether the medicine is present in human milk or what effects it might have on an infant.


Q: Is Sahar safe for use during pregnancy?

A: Official prescribing information indicates that available data regarding the use of Sahar during pregnancy are limited. The use of Sahar requires clinical assessment by a healthcare provider, who evaluates the risks of the medicine relative to the potential risks posed by poor blood sugar control.


Q: What happens if I stop taking Sahar suddenly?

A: Official documentation notes that Sahar should be used every day to work properly as prescribed. Stopping the medicine may result in a loss of the intended blood sugar control effect. The official information does not describe any specific withdrawal symptoms associated with stopping the medication.


Q: What is the typical timeframe for a doctor to review treatment with Sahar?

A: Regulatory documents indicate that treatment with Sahar should be reviewed by a healthcare provider periodically. This review typically occurs after three to six months of starting the medicine to confirm that the patient is continuing to benefit from the therapy.


Q: Can Sahar be crushed or split if a person has difficulty swallowing pills?

A: Official instructions for administration state that the Sahar tablet should be swallowed whole with a glass of water, as directed by the regulatory labeling.


Q: What are the general themes of the clinical research evidence for Sahar?

A: Research has focused on two main areas: measuring long-term blood sugar markers, such as Glycated Hemoglobin ( HbA1c), and the long-term evaluation of cardiovascular outcomes, especially in patients who have pre-existing vascular disease. Official regulatory summaries note that research gaps remain regarding long-term effects and data in pediatric populations.


Q: What happens if a dose of Sahar is missed?

A: Official guidance states that if a dose is missed, patients should simply take the next dose as prescribed. To prevent incorrect dosing, patients are advised not to take two doses at the same time to make up for a forgotten dose.


Q: Does Sahar interact with alcohol or caffeine?

A: Official labeling does not list a direct pharmacokinetic interaction between Sahar and alcohol. However, alcohol consumption may affect blood sugar levels, which could interfere with the medicine's effect. There is no specific information provided regarding an interaction with caffeine.


Q: Are there any dietary restrictions or foods I should avoid while using Sahar?

A: Regulatory documentation states that Sahar can be taken with or without food, giving patients flexibility in administration. There are no other specific dietary restrictions or foods that are officially listed as needing to be avoided while using this medicine.


Q: Can Sahar be taken with vitamin supplements or herbal remedies?

A: The regulatory labeling primarily details interactions with certain prescription medications. Patients are advised to inform their healthcare provider about all prescription or over-the-counter medicines, vitamins, and herbal products used, as interactions may occur.


Q: Does Sahar impair the ability to drive or operate machinery?

A: Official safety information does not contain a specific restriction on driving. However, the symptoms of low blood sugar (hypoglycemia), such as dizziness or lightheadedness, may affect a person's ability to safely drive or operate machinery when Sahar is used with certain other diabetes medicines.


Q: How soon can side effects appear after taking Sahar?

A: The active ingredient is rapidly absorbed, reaching peak concentrations in the bloodstream within a few hours of administration. While the full therapeutic effect is gradual and takes several weeks to fully manifest, the official documentation does not specify a precise onset time for side effects.


Q: Is Sahar safe for use in the elderly population?

A: Official labeling indicates that no specific dosage adjustment is required for Sahar based on age alone. However, consideration of factors such as age-related reduction in kidney function is part of the clinical assessment.


Q: Are there different formulations or dosages of Sahar available?

A: Sahar is available as a single-entity oral tablet in different strengths. Official documents also confirm that the active ingredient is used in fixed-dose combination tablets alongside other anti-diabetic medications, such as metformin or glimepiride.


Q: Has Sahar been subject to any specific regulatory warnings?

A: Yes, the regulatory labeling includes a Boxed Warning concerning a serious safety risk. This warning addresses the risk of fluid retention, which may precipitate or worsen congestive heart failure.


Q: Is there a patient information leaflet for Sahar available online?

A: Yes, the official patient information leaflet (Medication Guide) and prescribing information are available for public access. These documents are typically provided on government and regulatory websites, such as the FDA DailyMed and the EMA websites.


Q: Does Sahar affect a person's mood or cause emotional changes?

A: Official safety information does not list general mood changes as a common adverse reaction. However, mood changes—such as irritability or confusion—are documented symptoms of hypoglycemia (low blood sugar), which is a known risk when Sahar is used with certain other diabetes medicines.


Q: What are the descriptive details about how Sahar is absorbed and eliminated by the body?

A: Regulatory documents describe that the active ingredient is rapidly absorbed after taking the tablet. It is metabolized by liver enzymes, and the active metabolites are then eliminated from the body, having an elimination half-life that ranges from 16 to 24 hours.


Q: Is Sahar an approved medication in countries outside of the United States?

A: Yes, the medicine has been granted marketing authorization in regions outside of the United States. For example, it is authorized for use in the European Union by the European Medicines Agency (EMA).


Q: Can people with kidney problems use Sahar?

A: Official labeling indicates that no dosage adjustment is required for Sahar in patients with kidney problems (renal impairment). However, for fixed-dose combination products that contain Sahar, use may be contraindicated in cases of severe renal impairment.

How should Sahar be stored and disposed of?

How to Store and Dispose of Sahar?

Storage Component Official Requirement
Temperature Store at controlled room temperature, between 20 C and 25 C.
Container Protection Keep the medicine in the original container and keep it tightly closed.
Environmental Control The tablets must be protected from moisture.
Child Safety Keep this medication strictly out of the sight and reach of children.
Disposal Do not flush or discard in household trash; dispose of unused medicine according to local regulations, such as through a drug take-back program.

Sahar tablets must be maintained within the specified temperature range and protected from humidity to ensure stability. Disposal instructions mandate utilizing approved take-back methods to prevent environmental contamination, as the product must not be disposed of via wastewater.

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

Available in countries:

Equivalent of Sahar found in:

A-Z Index: