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What is Diabeta?

Diabeta (glyburide) is a medication used to help lower blood sugar levels in adults with type 2 diabetes. 

It belongs to a class of drugs called sulfonylureas, which work by helping the pancreas produce more insulin, a hormone that helps control blood sugar. 

The active ingredient in Diabeta is glyburide, and it also contains other ingredients that help form the tablet.

It’s important to note that Diabeta is not suitable for everyone. 

It should not be used by people with type 1 diabetes (a condition where the body doesn’t produce insulin) or diabetic ketoacidosis (a serious condition where high blood sugar leads to the buildup of acids in the blood).

Those who are allergic to glyburide or any of the tablet’s other ingredients should avoid using Diabeta.

How Does Diabeta Work?

Diabeta works by helping your body lower blood sugar levels, mainly by stimulating your pancreas to release more insulin. 

Insulin is a hormone that helps move sugar from your blood into your cells, where it can be used for energy. 

For Diabeta to work properly, your pancreas needs to be able to produce insulin.

In the short term, Diabeta boosts insulin release, but even when the pancreas’s insulin response slows down with long-term use, Diabeta continues to lower blood sugar. 

This suggests that Diabeta might also help control blood sugar in other ways, although these mechanisms aren’t fully understood yet. 

Additionally, Diabeta can cause a mild increase in urine output, which is a diuretic effect.

Dosage Information and Usage

Dosage Form and Strengths of Diabeta

  • 1.25 mg tablet: Peach-colored, capsule-shaped, scored tablet.
  • 2.5 mg tablet: Pink-colored, capsule-shaped, scored tablet.
  • 5 mg tablet: Green-colored, capsule-shaped, scored tablet.

Usage

The dosage of Diabeta is not the same for everyone and should be personalized based on your blood sugar levels. 

The usual starting dose is between 2.5 mg and 5 mg taken once daily with breakfast or your first main meal. 

If you are more sensitive to diabetes medications, your doctor might start you on a lower dose, such as 1.25 mg daily.

For those switching from another diabetes medication to Diabeta, the starting dose is generally 2.5 mg to 5 mg daily. 

If you are taking insulin and your daily dose is less than 20 units, you might be able to switch to Diabeta. Your doctor will guide you through this process, and you might start with a 2.5 mg to 5 mg daily dose of Diabeta while gradually reducing your insulin.

The maintenance dose of Diabeta can range from 1.25 mg to 20 mg per day, depending on how well your blood sugar is controlled. This dose can be taken all at once or divided into two doses. The dose may be increased in increments of 2.5 mg at weekly intervals, based on blood glucose response and tolerance.

For elderly patients or those with liver or kidney problems, a lower dose may be necessary to prevent low blood sugar. 

Daily doses over 20 mg are generally not recommended, and your doctor will adjust your dose gradually, based on your response to the medication.

Side Effects

Common Side Effects

  • Nausea
  • Fullness in the stomach
  • Heartburn
  • Mild skin reactions
    • Itching
    • Redness
    • Rash

Serious but Rare Side Effects

  • Severe hypoglycemia
    • Dizziness
    • Sweating
    • Confusion
    • Trembling
  • Liver problems
    • Cholestatic jaundice (yellowing of the skin/eyes)
    • Hepatitis (inflammation of the liver)
    • Possible progression to liver failure
  • Severe allergic skin reactions
    • Severe rash
    • Hives
  • Blood disorders
    • Low white blood cells (leukopenia)
    • Low platelets (thrombocytopenia)
    • Hemolytic anemia (breakdown of red blood cells)
  • Hyponatremia
    • Low sodium levels in the blood
    • Potential symptoms: headache, confusion, seizures
  • Vision changes
    • Blurred vision
    • Difficulty focusing
  • Severe allergic reactions
    • Angioedema (swelling under the skin)
    • Joint pain (arthralgia)
    • Muscle pain (myalgia)
    • Vasculitis (inflammation of blood vessels)

Warnings and Precautions

  • Increased Risk of Cardiovascular Mortality: Taking oral diabetes medications like Diabeta has been linked to a higher risk of death from heart-related issues compared to managing diabetes with diet or diet plus insulin. This warning is based on a long-term study, which showed that another drug in the same class (tolbutamide) had a higher rate of cardiovascular deaths. Although the study was specific to tolbutamide, it’s important to consider this risk for Diabeta as well.
  • Risk of Severe Hypoglycemia: Diabeta can cause severe low blood sugar (hypoglycemia), especially in patients with kidney or liver problems. Hypoglycemia can be dangerous and may be hard to recognize in elderly patients or those on certain medications. It’s important to follow dosage instructions carefully and be aware of the signs of low blood sugar, such as dizziness, sweating, and confusion.
  • Potential for Hemolytic Anemia: Diabeta may cause hemolytic anemia, a condition where red blood cells are destroyed faster than they can be made, especially in people with a genetic condition called G6PD deficiency. Patients with this deficiency should consider alternative treatments to avoid this serious side effect.
  • Loss of Blood Sugar Control During Stress: During times of physical stress, such as illness, surgery, or infection, Diabeta may not control blood sugar levels effectively. In these situations, it might be necessary to switch from Diabeta to insulin temporarily to maintain proper blood sugar control.

Overdosage

If someone takes too much Diabeta, it can lead to very low blood sugar (hypoglycemia). 

Mild symptoms of hypoglycemia, like feeling shaky or dizzy, should be treated quickly with sugary food or drinks, and the doctor may need to adjust the medication or meal plan. 

However, if the overdose causes severe symptoms, such as unconsciousness or seizures, it becomes a medical emergency. 

In such cases, the person needs to be taken to the hospital right away. Doctors will usually give a quick injection of a strong sugar solution directly into the vein, followed by a drip of a weaker sugar solution to keep the blood sugar levels stable. 

The patient needs to be closely watched for at least 24 to 48 hours because low blood sugar can come back even after it seems to get better.

Drug Interactions With Other Medications

  • Nonsteroidal Anti-Inflammatory Agents (NSAIDs) and ACE Inhibitors: These medications can increase the blood sugar-lowering effect of Diabeta, leading to hypoglycemia (very low blood sugar). When starting or stopping these drugs, blood sugar levels should be monitored closely to prevent dangerous drops in glucose levels.
  • Miconazole: When taken orally, miconazole can lead to severe hypoglycemia when combined with Diabeta. It is unknown whether this interaction occurs with other forms of miconazole, such as creams or vaginal suppositories, so it’s important to use caution.
  • Fluoroquinolone Antibiotics: These antibiotics may increase the effect of Diabeta, causing blood sugar levels to drop too low. The exact reason for this interaction isn’t fully understood, but close monitoring of blood sugar is necessary when taking these antibiotics with Diabeta.
  • Rifampin: This antibiotic may reduce the effectiveness of Diabeta by speeding up its breakdown in the body. As a result, blood sugar levels might become harder to control, so careful monitoring and possible adjustment of Diabeta dosage may be needed.
  • Corticosteroids and Diuretics: These drugs can raise blood sugar levels, potentially making Diabeta less effective. If these medications are started or stopped, it is important to closely monitor blood sugar levels and adjust Diabeta dosage as necessary.
  • Bosentan: When taken with Diabeta, bosentan has been shown to increase liver enzyme levels, which could indicate liver damage. Due to this risk, it is recommended not to use these drugs together.
  • Cyclosporine: Diabeta can increase the concentration of cyclosporine in the blood, potentially leading to its toxicity. When these two drugs are used together, cyclosporine levels should be monitored, and dosage adjustments may be required.

Alternative Medications

Cost & Coupons

At Pharma Giant, we understand the importance of affordable access to necessary medications for managing diabetes, like Diabeta. Our goal is to offer competitive pricing while ensuring you receive top-quality medication without financial strain. Diabeta is a commonly prescribed medication for individuals managing type 2 diabetes, helping regulate blood sugar levels effectively.

Diabeta Pricing Table (Brand)

Strength Quantity Price Price per Tablet
5mg 30 tabs $17.95 $0.60
5mg 60 tabs $32.00 $0.53
5mg 90 tabs $45.00 $0.50

Generic Glyburide Pricing Table (Generic Equivalent)

Strength Quantity Price Price per Tablet
2.5mg 100 tabs $19.99 $0.20
2.5mg 200 tabs $36.00 $0.18
2.5mg 300 tabs $51.00 $0.17

Special Discount Offer for Diabeta

We believe that managing your diabetes shouldn’t break the bank. To help make your purchase more affordable, we’re offering a 10% discount on your first order. Use the coupon code PGSAVE10 during checkout to enjoy these savings. This limited-time offer is available to first-time customers and is valid for one-time use.

How to Place Your Order

  • Prescription Requirement: A valid prescription is required to purchase Diabeta.
  • Bulk Orders: You can order up to a 90-day supply to help manage your treatment effectively and save on shipping costs.

Quality Assurance and Fast Delivery

  • Express Shipping: We ensure quick, reliable shipping directly from Canada to the U.S. within 3-5 business days.
  • Secure Packaging: Your medication will be securely packaged to arrive safely and promptly.

At Pharma Giant, your health is our priority. Take advantage of our affordable prices and exceptional service to stay on top of your diabetes management without overspending.

Frequently Asked Questions

Diabeta is a prescription medication used to manage type 2 diabetes. It helps lower blood sugar levels by increasing insulin production from the pancreas.
Diabeta is available in 1.25 mg, 2.5 mg, and 5 mg oral tablet forms.
Diabeta lowers blood sugar levels by increasing the amount of insulin released from the pancreas. It also helps improve the body’s response to insulin, making cells more effective at taking up glucose from the blood.
The recommended starting dose of Diabeta is 2.5 mg, taken once or twice daily. Your doctor may adjust this dose based on your blood sugar levels and individual response.
Diabeta should be taken orally with food to help reduce the risk of gastrointestinal side effects. Follow your doctor’s instructions on dosage and timing. Swallow the tablets whole; do not chew or crush them.
Yes, Diabeta should be taken with food to help minimize gastrointestinal side effects. Taking it with a meal can also aid in the absorption of the medication.
Common side effects of Diabeta include nausea, which can make you feel unsettled in your stomach. Heartburn, characterized by a burning sensation in the chest, is another frequent issue. Some users may also experience abdominal fullness, leading to a feeling of bloating or discomfort in the stomach area. Additionally, allergic skin reactions such as itching or rashes may occur.
If you miss a dose of Diabeta, take it as soon as you remember. However, if it’s almost time for your next dose, skip the missed dose. Do not double up to make up for a missed dose. Resume your regular dosing schedule.
Yes, Diabeta can cause serious side effects, though they are rare. These may include severe hypoglycemia (low blood sugar), which can lead to symptoms like confusion, seizures, or loss of consciousness. Liver problems such as jaundice or hepatitis, and serious allergic reactions like rash or swelling, can also occur.
Diabeta should be used with caution in patients with liver or kidney problems. For those with liver issues, such as nonalcoholic fatty liver disease, close monitoring is necessary as Diabeta can affect liver function. Adjustments to the dosage may be required. In patients with kidney problems, Diabeta may accumulate in the body, potentially increasing the risk of hypoglycemia.
Diabeta should only be used during pregnancy if the potential benefits outweigh the risks to the fetus.
Diabeta is not recommended for use while breastfeeding, as it may affect the infant.
In case of an overdose of Diabeta, seek medical attention immediately. Overdose can lead to severe hypoglycemia (low blood sugar). If you experience symptoms like confusion, dizziness, or loss of consciousness, treat the hypoglycemia by consuming oral glucose, if possible. For severe cases, medical professionals may administer intravenous glucose.
Yes, Diabeta can interact with various drugs. Certain medications, such as nonsteroidal anti-inflammatory drugs (NSAIDs), ACE inhibitors, and fluoxetine, can increase the risk of hypoglycemia (low blood sugar). Conversely, drugs like thiazide diuretics, corticosteroids, and certain anticonvulsants may reduce the effectiveness of Diabeta, leading to higher blood sugar levels.
Diabeta typically starts to lower blood sugar levels within a few hours after taking the medication. However, it may take several days to a few weeks to see the full effect and for blood sugar levels to stabilize.
When taking Diabeta, remember a few key points to ensure it works well and stays safe. Don’t skip meals to avoid low blood sugar; stick to your regular meal schedule. Stay clear of excessive alcohol as it can mess with blood sugar.  Be careful with other meds that might interact with diabetes; ask your doctor before starting anything new. And watch out for extreme exercise or sudden changes in activity that could affect your blood sugar; adjust as needed with your doctor’s guidance.
If you experience an allergic reaction to Diabeta, such as rash, itching, swelling, or difficulty breathing, you should stop taking the medication immediately and seek medical attention.
In elderly patients, Diabeta should be adjusted carefully to prevent hypoglycemia. The initial and maintenance doses should be lower than those typically prescribed for younger patients. This conservative approach helps to minimize the risk of low blood sugar levels, especially since elderly individuals may be more susceptible to the side effects of the medication.
Symptoms of low blood sugar (hypoglycemia) while taking Diabeta can include shakiness, sweating, rapid heartbeat, dizziness, headache, confusion, irritability, and hunger. In severe cases, you might experience blurred vision, difficulty concentrating, or even loss of consciousness.
Diabeta is less likely to cause weight gain compared to some other diabetes medications. Weight gain is not a common side effect of Diabeta, but individual responses can vary.

Disclaimer

Pharma Giant provides medical information to help you better understand medications and medical conditions.This content is for informational use only and does not replace advice from a licensed medical practitioner. Consult your doctor or pharmacist before starting or changing any medication. All our partners follow strict safety standards set by their country’s health authorities to make sure you receive safe and high-quality medications.

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Price Match Guarantee

We are committed to providing fair, competitive pricing on all medications. If you find a lower price on the same product at another verified Canadian online pharmacy, we’ll match it.

Eligibility Criteria

  • The pharmacy must be a licensed Canadian online pharmacy with a verifiable address.
  • The competitor’s price must be current and active (not from a past or future promotion).
  • The product must be identical in strength, pack size, quantity, manufacturer, and country of origin.
  • Requests must be submitted before placing an order — adjustments cannot be made after purchase.
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  • Requests can be submitted via live chat or phone prior to completing your order.

Note: Price matching does not currently apply to Mounjaro® , Ozempic® or Saxenda®. However, this policy may be updated in the future.

Kenneth Fill, PharmD, MBA Fill

Kenneth Fill, PharmD, MBA, is a clinical pharmacist specialist and medical writer with a strong background in ambulatory care, pharmacogenomics, and medical content development. Based in the state of Michigan, he provides expert guidance on chronic disease state management. Kenneth completed his PharmD and MBA at the University of Toledo and pursued post-graduate residency training in ambulatory care and community-based pharmacy. His diverse background also includes academic detailing, clinical education, and interdisciplinary collaboration to enhance patient outcomes.