Get a Hydrochlorothiazide (HCTZ) prescription refill online in Canada
Hydrochlorothiazide (HCTZ) is prescribed and recommended to reduce fluid retention, also called edema, and to manage high blood pressure. Renew your Hydrochlorothiazide (HCTZ) prescription by connecting with our online doctor!
- Same-day Microzide refill
- Effective to treat hypertension and edema
- Health Canada-approved
- Available as oral liquid and tablets
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Fill your Microzide prescription with Your Doctors Online instantly
Hydrochlorothiazide (HCTZ) belongs to the thiazide diuretic class of medication and is available in the market as Aquazide H, Microzide, Hydrocot, and Zide. You can get your refills easily via Your Doctors Online app.
Choose your local pharmacy
Select your pharmacy where your digital prescription will be sent.
Same-day prescription pickup
Prescriptions are issued within minutes after your virtual consultation.
Real-time prescription tracking
Track your prescription so that you don't have to miss a single dose of your medication.
How to get a Hydrochlorothiazide prescription refill?
Step by step guideline to help you get your HCTZ refill online:
Start your visit
Download the Your Doctors Online app and register. Simply describe your symptoms and refill request to get started.
Consult a doctor
Chat live with a licensed physician via chat, audio or video call.
Get Hydrochlorothiazide online
If Microzide is suitable for you, you can get a refill within minutes.
Who is eligible to refill Microzide(HCTZ) online?
To qualify for an HCTZ refill online, you should meet all of the following criteria:
- You must be 18 years of age or older to be eligible.
- You must have a diagnosis of hypertension or fluid retention.
- No history of allergic reactions to Microzide
- No history of Lupus, High cholesterol, diabetes
- No history of liver disease or renal function disorders
Dosages and Strengths of Hydrochlorothiazide (Microzide)
Hydrochlorothiazide comes as tablets, oral liquid suspension, and capsules. Below are the common dosages of each form.
- HCTZ tablet dosage: 12.5 mg, 25 mg, 50 mg, 100mg
- Oral suspension: 10 mg/mL
- Capsule: 12.5mg
Side effects of HCTZ
Some common side effects of Hydrochlorothiazide include:
- Nausea
- Stomach pain
- Increased Thirst
- Diarrhea
Some serious side effects that require immediate attention include: seizures, excessive thirst, unusual bleeding, yellowing of the skin and increased heart rate or pulse.
Contraindications and Precautions
- Share your medication and medical condition history with your healthcare provider to avoid hypersensitive or allergic reactions.
- This medication should be used cautiously in diabetes mellitus, fluid or electrolyte imbalance, gout, increased calcium levels, liver or renal disease, and parathyroid disease. Consult your pharmacist for an accurate dose adjustment according to your medical condition.
- It is a category B pregnancy drug; it should be used with caution because it gets released in the breast milk, which can affect the development of a baby.
Meet our online doctors in Canada
Dr. Asim Cheema is a board-certified Cardiology and Internal Medicine specialist with nearly 30+ years of clinical experience. He has been operating as an independent practitioner since 2001. He has worked at several leading healthcare institutions in Ontario, including Southlake Regional Health Centre in Newmarket and St. Michael’s Hospital in Toronto. He focuses on the diagnosis, management, and long-term care of complex cardiovascular and internal medicine conditions.
For more than eleven years, Dr. Marsha Dunkley has been committed to providing compassionate, comprehensive medical care to patients across Ontario, British Columbia, and Nova Scotia. Her clinical experience spans chronic conditions such as diabetes, hypertension, and high cholesterol and acute illnesses, including the common cold, seasonal allergies, influenza, and COVID-19.
Dr. Sohail Cheema is a seasoned pediatrician with 30+ years of experience. A 1987 graduate of Nishtar Medical College, he’s recognized for patient-centered care and clear communication. He's a member of the Royal College of Physicians (UK & Ireland) and certified in Ontario. He practices at Halton Healthcare – Georgetown and St. Michael’s Hospital in Toronto.
Dr. Mandy Leideman offers telehealth services and chronic care consultations to patients, whether insured or uninsured. With 30+ years of experience in general practice, she now focuses on long-term care and chronic disease prevention. Dr. Leideman is affiliated with several professional organizations, including the College of Physicians and Surgeons of Ontario, the Canadian College of Family Physicians, and the Canadian Medical Association.
Dr. Kieran Kettyls is a compassionate family physician who specializes in bariatric medicine, women’s health, and in-office procedures. Originally from Calgary, Alberta, he pursued his medical education and training internationally. He provides virtual care for patients across Alberta and British Columbia. He developed an AHS-covered weight loss program focusing on personalized care for obesity, metabolic, and hormonal health.
Frequently asked questions
How long does it take Hydrochlorothiazide to work?
Hydrochlorothiazide usually shows effect within 2 hrs after taking it orally. It shows its peak effect within 3-6 hours when taken on an empty stomach.
Does Hydrochlorothiazide cause hair loss?
Hydrochlorothiazide can cause hair loss, but it is not a frequently occurring side effect. Speak to your doctor if you notice hair loss while taking Hydrochlorothiazide.
Can Hydrochlorothiazide get you high?
No, Hydrochlorothiazide has no abuse potential; it does not alter mood or affect the brain in a way that can get you high.
What foods to avoid while taking with Losartan HCTZ?
Foods rich in potassium and sodium must be avoided when taking HCTZ. For example, dry fruits (mostly raisins), spinach, greens, avocados, broccoli, and potatoes are all good sources of potassium and, therefore, should be avoided. It is best to consult a nutritionist for a complete list of foods items.
What is a good alternative for HCTZ?
Some good alternatives to Hydrochlorothiazide include Chlorothalidone, Lisinopril, Losartan, Amlodipine, and Indapamide. The choice of medication depends upon individual conditions and contraindications with other drugs you might be taking.
How can I refill my Hydrochlorothiazide prescription?
You can talk to one of our qualified practitioners at Your Doctors Online to get a Hydrochlorothiazide refill.
What happens if I miss a dose of Hydrochlorothiazide?
If you forgot to take the Hydrochlorothiazide dose, just take it as soon as you remember. If it’s almost time for your next dose, skip the current one and take the next as scheduled. Do not take two doses of Hydrochlorothiazide to compensate for the one you missed.
What happens if I take too much Hydrochlorothiazide?
Too much Hydrochlorothiazide may result in side effects leading to increased thirst, frequent urination, dehydration, and electrolyte imbalance.
Which medications should be avoided with Hydrochlorothiazide?
Hydrochlorothiazide (HCTZ) may interact with various other medications, such as medications used for diabetes, Lithium, and alcohol, and therefore simultaneous administration should be avoided.
