Tiazac (Diltiazem Hydrochloride)
Diltiazem (Generic)Diltiazem Hydrochloride |
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Diltiazem ER (Generic)Diltiazem |
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Tiazac (Diltiazem Hydrochloride)
Tiazac (Diltiazem Hydrochloride), is a calcium channel blocker commonly prescribed to treat high blood pressure (hypertension) and certain types of chest pain (angina). By relaxing the blood vessels and reducing the workload on the heart, Tiazac helps improve blood flow, lowering blood pressure, and decreasing the frequency and severity of angina episodes. This medication works by blocking calcium ions from entering the heart muscle and blood vessel walls, which helps to relax the heart and arteries, promoting smoother blood circulation.
Why Choose Tiazac (Diltiazem Hydrochloride)?
- Lowers Blood Pressure: Effective in reducing high blood pressure, which can help prevent strokes, heart attacks, and kidney problems.
- Reduces Angina Symptoms: Minimizes the frequency and intensity of chest pain associated with angina, improving daily comfort and activity levels.
- Improves Blood Flow: Eases the workload on the heart by relaxing the blood vessels, supporting overall cardiovascular health.
- Promotes Heart Health: Reduces heart rate in conditions where a slower heart rate is beneficial, contributing to improved heart function over time.
How to Use Tiazac (Diltiazem Hydrochloride)?
- Follow Prescribed Dosage: Take Tiazac exactly as directed by your healthcare provider. The dosage depends on your medical condition and response to treatment.
- Consume with or without Food: Swallow the capsule whole; do not crush or chew it, as this can alter the drug’s effectiveness.
- Regular Timing: Take at the same time each day to maintain steady levels in your body.
- Stay Hydrated: Drink plenty of water unless otherwise directed by your doctor, as this supports optimal circulation.
- Do Not Skip Doses: If you miss a dose, take it as soon as you remember, unless it’s almost time for the next dose. Never double-dose to catch up.
Important Safety Information about Tiazac
- Storage: Keep Tiazac in a cool, dry place, away from direct sunlight and out of reach of children and pets.
- Precautions: Inform your doctor about any other medications you are taking, especially other heart medications, as Tiazac may interact with them. Avoid alcohol while on this medication, as it can enhance side effects.
- Pregnancy & Breastfeeding: Discuss with your doctor if you are pregnant, planning to become pregnant, or breastfeeding before starting Tiazac.
- Avoid Abrupt Stopping: Do not stop taking Tiazac suddenly without consulting your healthcare provider, as this may worsen your condition.
Fact Table
| Facts | Details |
| Generic Name | Diltiazem Hydrochloride |
| Brand Name | Tiazac |
| Drug Class | Calcium Channel Blocker |
| Mechanism of Action | Blocks calcium ions from entering heart and blood vessel cells, which helps relax the heart muscles and arteries |
| Primary Use | Treatment of high blood pressure (hypertension) and angina (chest pain) |
| Dosage Forms | Extended-release capsules |
| Strengths Available | Typically available in 120 mg, 180 mg, 240 mg, 300 mg, 360 mg, and 420 mg capsules |
| Administration Route | Oral |
| Onset of Action | Begins within 30-60 minutes for blood pressure reduction |
| Duration of Action | Lasts approximately 24 hours due to the extended-release formula |
| Key Benefits | – Lowers high blood pressure to reduce risk of stroke, heart attack, and kidney issues – Helps to relieve chest pain from angina by improving blood flow to the heart |
| Common Side Effects | – Dizziness – Fatigue – Headache – Constipation |
| Precautions | – Avoid use if allergic to diltiazem or other calcium channel blockers – Use with caution in patients with liver or kidney disease – Avoid alcohol as it can increase drowsiness and dizziness – Not recommended during pregnancy unless clearly needed |
| Drug Interactions | – Beta-blockers and digoxin: may increase effects on heart rate and rhythm – Statins: may increase risk of muscle-related side effects – Grapefruit: can increase diltiazem levels in the blood – CYP3A4 inhibitors (e.g., erythromycin, ketoconazole): may increase blood levels of diltiazem |
| Storage Information | – Store at room temperature (20-25°C or 68-77°F) – Keep away from moisture, heat, and light |
| Prescription Requirement | Prescription-only |
Common Side Effects
Like all medications, Tiazac (Diltiazem Hydrochloride) can cause side effects, although not everybody gets them. Understanding these side effects can help you use this medication safely and effectively.
- Dizziness or lightheadedness, especially when standing up quickly
- Headache
- Fatigue or weakness
- Nausea
If you experience any side effects, discuss them with your healthcare provider. They can offer advice and may adjust your treatment if necessary. Report any severe or unexpected side effects immediately.
How Can You Buy Tiazac (Diltiazem Hydrochloride)?
You can order Tiazac (Diltiazem Hydrochloride) using these methods on our website:
- Order Online
- Order by Phone
- Order by Fax
- Order your refills
Visit our How to order page.

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