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Tekturna
Tekturna (generic name: aliskiren) is a prescription medication used to treat high blood pressure (hypertension). It belongs to a class of drugs known as direct renin inhibitors, which work by reducing the activity of renin, an enzyme produced by the kidneys that plays a key role in regulating blood pressure. By inhibiting renin, Tekturna helps relax blood vessels, improving blood flow and lowering blood pressure. It is typically used when other blood pressure medications are not sufficient or well tolerated.
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Frequently Asked Questions
How long does it take for Tekturna to start lowering blood pressure?
Tekturna typically begins to lower blood pressure within 1 to 2 weeks of starting treatment, but it may take up to 4 weeks to see the full effect.
Can I take Tekturna with other blood pressure medications?
Yes, Tekturna can be used in combination with other antihypertensive medications, such as calcium channel blockers or diuretics, but it should not be combined with ACE inhibitors or ARBs in patients with diabetes or kidney issues.
What should I do if I miss a dose of Tekturna?
If you miss a dose, take it as soon as you remember, unless it is close to your next scheduled dose. In that case, skip the missed dose and resume your normal schedule. Do not double the dose to make up for the missed one.
Can Tekturna cause weight gain?
Weight gain is not a common side effect of Tekturna. However, if you experience significant weight changes or swelling, contact your healthcare provider as this could indicate fluid retention or other underlying issues.
Is Tekturna safe for long-term use?
Yes, Tekturna is generally considered safe for long-term use, but regular monitoring of blood pressure, kidney function, and potassium levels is important to avoid potential complications.
Comprehensive Drug Guide
How Does Tekturna Work?
Tekturna works by inhibiting the activity of renin, an enzyme that is involved in the conversion of angiotensinogen to angiotensin I, a precursor to angiotensin II, which is a potent vasoconstrictor. By reducing renin activity, Tekturna lowers levels of angiotensin I and II, helping blood vessels relax and widen, which lowers blood pressure.
Common Dosages
- 150 mg oral tablet
- 300 mg oral tablet
The recommended starting dose is typically 150 mg once daily, with an increase to 300 mg once daily if needed for better blood pressure control.
Typical Dosing
- For hypertension: The typical starting dose is 150 mg once daily. If additional blood pressure reduction is needed, the dose can be increased to 300 mg once daily.
- Tekturna should be taken with or without food, but it is important to take it the same way each time, as high-fat meals may reduce its absorption.
Typical Dosing
FDA Approved Indications
- Hypertension (high blood pressure), either alone or in combination with other antihypertensive agents
It is used to reduce blood pressure and decrease the risk of complications associated with hypertension, such as heart attacks and strokes.
Who Shouldn't Take Tekturna?
- Known hypersensitivity to aliskiren or any component of the formulation
- Pregnancy, as Tekturna can cause injury or death to the developing fetus
- Concomitant use with ACE inhibitors or ARBs in patients with diabetes due to the increased risk of kidney problems, hyperkalemia, and low blood pressure
Advice From The Pharmacist
- Take Tekturna at the same time each day to maintain steady levels in your body. Avoid high-fat meals, as they can interfere with the absorption of the medication.
- Do not stop taking Tekturna abruptly, as this may cause a rebound increase in blood pressure. Consult your doctor if you need to discontinue or adjust your treatment.
- Avoid taking Tekturna with ACE inhibitors or ARBs if you have diabetes or kidney problems, as this combination increases the risk of serious side effects.
- Regularly monitor your blood pressure and kidney function while taking Tekturna. Your doctor may also check your potassium levels, as this medication can increase the risk of hyperkalemia (high potassium levels).
- Store Tekturna at room temperature, away from moisture and heat.
Side Effects of Tekturna
Common Side Effects
- Diarrhea
- Dizziness
- Fatigue
- Cough
Uncommon/Severe Side Effects
- Hyperkalemia (high potassium levels), which can cause muscle weakness, irregular heartbeats, or paralysis
- Kidney problems, such as decreased urine output or swelling in the legs and feet
- Severe allergic reactions, such as rash, swelling of the face, lips, or throat, and difficulty breathing
- Hypotension (low blood pressure), especially when starting the medication or increasing the dose
Risks and Warnings of Tekturna
- Fetal Toxicity: Tekturna should not be used during pregnancy, as it can cause harm or death to the fetus. Women of childbearing age should use effective contraception while taking Tekturna. If pregnancy occurs, stop the medication immediately and consult your healthcare provider.
- Kidney Risk: Tekturna can worsen kidney function, especially in individuals with pre-existing kidney conditions. Monitoring of kidney function is important during treatment.
- Hyperkalemia: Tekturna can increase potassium levels, especially when used in combination with other drugs that raise potassium, such as potassium supplements, ACE inhibitors, or ARBs.
Interactions with Tekturna
Common Drug Interactions
- ACE inhibitors or ARBs: Using Tekturna with ACE inhibitors or ARBs (e.g., lisinopril, losartan) in patients with diabetes or kidney problems can increase the risk of kidney dysfunction, hyperkalemia, and low blood pressure.
- Potassium supplements or potassium-sparing diuretics: Combining Tekturna with drugs that raise potassium levels (e.g., spironolactone) can lead to dangerous elevations in potassium.
- NSAIDs (e.g., ibuprofen): Prolonged use of NSAIDs with Tekturna can reduce the drug’s effectiveness and increase the risk of kidney damage, especially in patients with pre-existing kidney conditions.
- Cyclosporine or itraconazole: These medications can increase Tekturna levels in the body, raising the risk of side effects.
Alternatives to Tekturna
- ACE inhibitors (e.g., lisinopril): A commonly used class of drugs for hypertension that reduces blood pressure by inhibiting the conversion of angiotensin I to angiotensin II.
- ARBs (e.g., losartan): These medications block the action of angiotensin II, helping to relax blood vessels and lower blood pressure.
- Calcium channel blockers (e.g., amlodipine): These medications help relax and widen blood vessels to reduce blood pressure.
- Thiazide diuretics (e.g., hydrochlorothiazide): Commonly used to treat hypertension by promoting the removal of excess fluid and sodium from the body.