

| Dosage | Package | Price per Dose | Price | |
|---|---|---|---|---|
| 180mg | 180 pills | A$5.22 | A$1,104.90 A$939.16 Best Price Popular | |
| 180mg | 120 pills | A$5.50 | A$776.47 A$660.00 | |
| 180mg | 90 pills | A$5.91 | A$626.27 A$532.33 | |
| 180mg | 60 pills | A$6.25 | A$440.42 A$374.35 | |
| 180mg | 30 pills | A$6.75 | A$239.29 A$203.40 |
Disclaimer: This page provides general information about Cartia XT. It is not a substitute for professional medical advice. Always read the official product leaflet and consult your doctor or pharmacist for personal guidance.
Cartia XT is a brand-name medicine that contains the active ingredient diltiazem, formulated for extended release. It is used to help manage certain heart and blood vessel conditions. The tablets are designed to release the medicine slowly over time to provide steady treatment over the day.
The exact appearance and strength of Cartia XT can vary by product and country. In Australia, medicines like Cartia XT may be supplied under prescription rules that depend on local regulations. Always follow the instructions provided with your medicine and by your prescriber.
Cartia XT belongs to a class of medicines known as calcium channel blockers. These medicines work by relaxing blood vessels and reducing the heart’s workload. This can help lower blood pressure and make it easier for the heart to pump blood.
Like all medicines, Cartia XT must be taken as directed by a healthcare professional. Do not share your medicine with others or use it in a way not prescribed for you. If you have questions about why Cartia XT has been prescribed for you, ask your doctor or pharmacist for clarification.
Cartia XT is used to treat high blood pressure (hypertension). Controlling blood pressure helps reduce the risk of heart attack or stroke in the long term.
It is also used to relieve certain types of chest pain known as angina, when prescribed for this purpose. By relaxing blood vessels, Cartia XT can help improve blood flow to the heart and ease chest discomfort in some people.
In some patients, Cartia XT may be prescribed to help control heart rhythm problems or to slow the heart rate in certain conditions. Your doctor will determine whether this medicine is appropriate for your specific heart rhythm issue.
Cartia XT may be used as part of a broader treatment plan that includes diet, exercise, and other medications. Do not change your treatment plan without first speaking to your doctor or pharmacist. If you are unsure why Cartia XT was prescribed, discuss it with your healthcare provider.
Diltiazem, the active ingredient, belongs to the calcium channel blocker family. It works mainly by blocking calcium from entering smooth muscle in the blood vessel walls. As a result, blood vessels relax and widen, which can lower blood pressure and reduce the heart’s effort to pump blood.
In the heart, diltiazem also slows the electrical impulses that coordinate heartbeats. This can help control the heart rate and improve the efficiency of the heart’s pumping action in certain conditions.
The extended-release formulation of Cartia XT is designed to release the medicine gradually over the day. This can help maintain a steadier effect and reduce the need for multiple doses, depending on the specific product and regimen advised by your clinician.
Cartia XT does not cure underlying heart conditions, but it helps manage symptoms and reduce risk factors when used as part of ongoing treatment. Always use it in combination with other medical advice and lifestyle measures as directed by your healthcare professional.
Follow the exact instructions provided with your medicine. Your prescriber will tell you the correct dose and how often to take Cartia XT. Do not change the dose or stop taking it without medical advice.
Cartia XT tablets are typically taken by mouth with water. Do not crush, chew, or break the extended-release tablet unless your healthcare professional specifically tells you to. Swallow the tablet whole to maintain the extended-release action.
Take Cartia XT at roughly the same time each day. If you miss a dose, take it as soon as you remember unless it is near the time of your next dose. Do not double up doses to catch up. If you are unsure what to do after missing a dose, contact your pharmacist or doctor for guidance.
Your doctor may advise avoiding certain foods or other medicines that can interact with Cartia XT. In Australia, the need for a prescription and any restrictions will depend on local rules. If you have any questions about interactions with other medicines you take, ask your pharmacist or doctor for a complete list of potential interactions.
Cartia XT should not be used in people with certain conditions unless a clinician says it is appropriate. This includes severe low blood pressure (hypotension), a very slow heart rate, or certain types of heart block without a functioning pacemaker.
People with acute heart failure, cardiogenic shock, or severe problems with how the heart pumps should not take Cartia XT unless advised by a doctor. If you have a history of abnormal heart rhythms or other significant heart disease, discuss this with your clinician before starting Cartia XT.
Cartia XT may not be suitable for everyone. It should be used with caution in older adults, people with kidney or liver problems, or those taking other medications that affect the heart or blood pressure. If you are pregnant, planning pregnancy, or breastfeeding, talk to your doctor about the risks and benefits before starting Cartia XT.
Always tell your healthcare provider about all medicines you take, including over-the-counter drugs and supplements. In Australia, Cartia XT may require a prescription depending on local rules, and your clinician will determine suitability based on your medical history.
Before starting Cartia XT, inform your doctor about any history of heart problems, liver or kidney disease, or allergies. This medicine can interact with several other drugs and affect blood pressure, heart rate, or breathing in some people.
Cartia XT can cause dizziness, lightheadedness, or fatigue, especially when you first start taking it or after dose increases. Avoid driving or operating heavy machinery until you know how the medicine affects you.
Alcohol can interact with calcium channel blockers and may worsen dizziness or blood pressure effects. Discuss with your clinician whether you should limit or avoid alcohol while taking Cartia XT.
Tell your dentist or any other health professional you are taking Cartia XT before procedures or new treatments. Some medicines used during surgery or dental work can interact with calcium channel blockers. Seek urgent medical help if you notice symptoms such as severe shortness of breath, chest pain, fainting, or signs of an allergic reaction.
Like all medicines, Cartia XT can cause side effects in some people. Common effects include dizziness, flushing, headache, or swelling of the ankles and feet. These are usually mild and may lessen with time or after dose adjustments.
Some people may notice a slower heart rate, fatigue, or mild stomach upset. If these effects become troublesome or persistent, talk to your pharmacist or doctor about whether a change in treatment is needed.
Less common but more serious reactions can occur. Seek medical attention if you develop severe dizziness with fainting, a very slow heartbeat, chest pain with shortness of breath, or signs of an allergic reaction such as rash, swelling of the face or lips, or wheezing.
If you observe unusual bleeding, yellowing of the skin or eyes, dark urine, or symptoms suggesting liver problems, contact a healthcare professional promptly. Do not ignore any new or concerning symptoms while taking Cartia XT.
Cartia XT can interact with other medicines, including those you may buy without a prescription. Interactions can affect blood pressure, heart rate, or how well Cartia XT works. Always tell your doctor about all medicines you take.
Medicines that affect the heart or blood pressure, such as certain beta-blockers or other calcium channel blockers, may interact with Cartia XT. Your clinician may adjust doses or monitor your condition more closely if these medicines are used together.
Some antibiotics, antifungals, and medicines used to treat other conditions can interact with diltiazem. Tell your pharmacist about all medicines you are taking, including vitamins and herbal supplements.
Alcohol, grapefruit or grapefruit juice, and certain other foods can influence how Cartia XT works in your body. Always check with your clinician about food and drink to avoid unwanted effects.
Discuss the use of Cartia XT if you are pregnant or planning to become pregnant. The medicine may have effects on the developing baby, and the risks and benefits need careful consideration by your healthcare provider.
If you are breastfeeding, talk to your doctor about whether Cartia XT is appropriate. The drug can pass into breast milk and may affect a nursing baby. Do not start or stop any medication during breastfeeding without medical advice.
Your clinician will assess the suitability of Cartia XT during pregnancy or lactation and may choose an alternative treatment if needed.
In all cases, do not rely on this information alone. Always seek guidance from your obstetrician, midwife, or pharmacist regarding medication use during pregnancy or while breastfeeding.
Below are common questions people have about Cartia XT. If you cannot find an answer to your situation here, consult your pharmacist or doctor for personalised information.
This section includes practical details about use, safety, and what to do in common situations. It is not a substitute for medical advice tailored to your circumstances.
All answers are general in nature and emphasize safety and prudent care. For precise dosing and timing, always refer to the official product leaflet and your prescriber’s instructions.
Your questions and the responses below are designed to address everyday concerns such as timing, missed doses, interactions, and when to seek help. If any answer seems unclear, please seek professional guidance before continuing treatment.
Cartia XT can take several days to weeks to show the full benefit in blood pressure or chest pain patterns. Some effects, such as smoother blood vessel relaxation, may be felt sooner, but long-term benefits usually require ongoing treatment as directed by your clinician.
Take the forgotten dose as soon as you remember, unless it is near the time for your next dose. Do not double up to make up for a missed dose. If you are unsure what to do, contact your pharmacist for guidance.
It is common for Cartia XT to be used alongside other antihypertensive medicines as part of a person’s treatment plan. Do not change or stop other medicines without discussing it with your doctor, because combining medicines can affect blood pressure and heart rate.
Alcohol can add to dizziness or low blood pressure in some people. It is best to limit or avoid alcohol unless your clinician has told you it is safe for you to drink while taking Cartia XT.
Seek urgent medical help if you experience severe chest pain, fainting, very slow or abnormal heartbeat, signs of an allergic reaction, or other worrying symptoms such as sudden shortness of breath. These may indicate a serious issue requiring immediate evaluation.
Dizziness or lightheadedness can occur with this medicine. Do not drive or use heavy machinery until you know how Cartia XT affects you. If you feel dizzy, sit or lie down until the feeling passes.
Cartia XT is generally prescribed to adults for the conditions it treats. Use in older adults or children requires careful medical assessment. Always follow a clinician’s instructions and report any unusual symptoms promptly.
Yes. Inform your dentist that you are taking Cartia XT, as some dental procedures or medications used during dental work can interact with heart medicines or affect blood pressure. Your dentist can coordinate care with your prescriber as needed.
Avoid stopping Cartia XT abruptly without consulting your doctor. Stopping suddenly can worsen symptoms such as chest pain or heart rhythm changes. If you need to stop, your clinician will plan a safe stopping method and monitor you.
Pregnancy and breastfeeding require medical supervision. The decision to use Cartia XT in these circumstances depends on individual risk and benefit. Discuss this with your obstetrician, midwife, or pharmacist before continuing.
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