Blood Pressure Medication Selector
Select Your Conditions and Preferences
Answer the following questions to find the most suitable blood pressure medication for you.
Recommended Medication
Comparison Table
| Drug | Class | Cost | Side Effects |
|---|
Trying to decide whether Plendil is the right pill for your blood pressure can feel like sifting through a maze of medical jargon. This guide cuts through the noise by directly comparing Plendil (felodipine) with the most common alternatives, so you can match your health goals, lifestyle, and budget to the drug that fits best.
Quick Takeaways
- Plendil (felodipine) is a long‑acting calcium‑channel blocker ideal for once‑daily dosing.
- Amlodipine offers similar convenience with a slightly lower headache risk.
- Nifedipine’s rapid‑release form is useful for acute spikes but can cause flushing.
- Lercanidipine is a newer dihydropyridine with a gentler side‑effect profile.
- Non‑CCB options like lisinopril (ACE inhibitor) and losartan (ARB) work via different pathways and may suit patients with kidney issues.
What Is Plendil (Felodipine)?
Felodipine is a long‑acting dihydropyridine calcium‑channel blocker (CCB) that relaxes arterial smooth muscle, lowering systolic and diastolic blood pressure. Marketed as Plendil, it’s usually prescribed at 5‑10mg once daily. The drug targets L‑type calcium channels, which reduces peripheral resistance without significantly affecting heart rate. Because it’s metabolized by the liver’s CYP3A4 system, drug interactions (e.g., with grapefruit juice) can raise plasma levels.
How Felodipine Works
Calcium ions are essential for muscle contraction. By blocking calcium entry into vascular smooth muscle, felodipine prevents the vessels from tightening, resulting in vasodilation. This action lowers blood pressure while preserving cardiac output, making it a solid choice for isolated systolic hypertension.
When Might You Need an Alternative?
Even a well‑tolerated drug can be a mismatch for certain patients. Consider switching if you experience:
- Persistent peripheral edema that isn’t managed with lifestyle tweaks.
- Frequent headaches or facial flushing.
- Complex medication regimens that increase interaction risk.
- Kidney disease where a non‑CCB might protect renal function better.
In those cases, one of the alternatives below may offer a better side‑effect balance or cost advantage.
Side‑Effect Snapshot: Plendil vs. Others
The following table lines up the most common adverse events for each drug. Data are compiled from New Zealand prescribing guidelines and recent meta‑analyses (2023‑2024).
| Drug | Class | Typical Dose | Main Benefits | Common Side‑Effects | Approx. NZD/Month | Notable Interactions |
|---|---|---|---|---|---|---|
| Plendil (Felodipine) | Dihydropyridine CCB | 5-10mg daily | Long‑acting, once‑daily | Headache, ankle edema, flushing | ~$25 (generic) | CYP3A4 inhibitors (e.g., erythromycin) |
| Amlodipine | Dihydropyridine CCB | 2.5-10mg daily | Very low heart‑rate effect | Peripheral edema, mild dizziness | ~$20 (generic) | Simvastatin (dose‑adjust) |
| Nifedipine (extended‑release) | Dihydropyridine CCB | 30-90mg daily | \nEffective for rapid BP spikes | Flushing, tachycardia | ~$22 | Beta‑blockers (additive tachycardia) |
| Lercanidipine | Dihydropyridine CCB | 10-20mg daily | Lower edema rate | Headache, rare edema | ~$30 (brand) | CYP3A4 |
| Diltiazem | Non‑dihydropyridine CCB | 180-360mg daily | Reduces heart rate, good for angina | Constipation, bradycardia | ~$28 | Digoxin (increase levels) |
| Verapamil | Non‑dihydropyridine CCB | 120-240mg daily | Controls arrhythmias | Constipation, AV block | ~$27 | Beta‑blockers (excessive slowing) |
| Lisinopril | ACE inhibitor | 10-40mg daily | Renoprotective, good for diabetics | Cough, hyperkalemia | ~$15 | NSAIDs (reduce effect) |
| Losartan | ARB | 50-100mg daily | Same BP control as ACE‑I, fewer coughs | Dizziness, hyperkalemia | ~$18 | Potassium‑rich foods |
Detailed Look at Each Alternative
Amlodipine is a long‑acting dihydropyridine calcium‑channel blocker that’s popular for its once‑daily dosing and low impact on heart rate. Clinical trials show a 10‑15% lower incidence of peripheral edema compared with felodipine, making it a go‑to for patients who hate swollen ankles.
Nifedipine (extended‑release) is another dihydropyridine that releases the drug over 12‑24hours, useful for controlling abrupt blood‑pressure surges. Its drawback is a higher chance of flushing and reflex tachycardia, so it’s paired with a beta‑blocker in many regimens.
Lercanidipine is a newer dihydropyridine with a slower onset, which translates into fewer edema complaints. It’s pricier and not always covered by government subsidies, but patients who can afford it often report better tolerability.
Diltiazem belongs to the non‑dihydropyridine subclass, affecting both vascular smooth muscle and the cardiac conduction system. This dual action helps with hypertension plus angina, yet it can slow heart rate, so it’s avoided in bradycardic individuals.
Verapamil is another non‑dihydropyridine that’s especially effective for supraventricular tachycardia. Its constipation risk is notable, and it should be used cautiously with other AV‑node‑blocking drugs.
Lisinopril is an ACE inhibitor that reduces angiotensin‑II production, offering kidney protection for diabetic patients. The main downside is a persistent dry cough in up to 10% of users.
Losartan is an angiotensin‑II receptor blocker (ARB) that mirrors the blood‑pressure lowering effect of ACE‑I without the cough. It’s a solid fallback when ACE‑I isn’t tolerated.
Choosing the Right Drug for You
- Assess your primary concern. If ankle swelling is your biggest issue, lean toward lercanidipine or amlodipine.
- Check for comorbid conditions. Diabetes with albuminuria? ACE‑I or ARB may be superior.
- Review your current meds. Strong CYP3A4 inhibitors (e.g., ketoconazole) raise felodipine levels - a non‑CYP metabolized drug could be safer.
- Consider cost and coverage. Generic felodipine and amlodipine are usually under $30 a month in NZ, while newer agents like lercanidipine may exceed $40.
- Trial period. Most guidelines suggest a 4‑week titration to gauge efficacy and side effects before deciding.
Never switch abruptly; tapering helps avoid rebound spikes. Always discuss changes with your GP or cardiologist.
Real‑World Stories
Maria, 58, Wellington started on Plendil after a borderline hypertension diagnosis. Within two weeks she noticed swollen feet, which made walking uncomfortable. Her doctor switched her to amlodipine, and the swelling resolved while her BP stayed at 128/78mmHg.
James, 63, Christchurch has chronic kidney disease. His GP chose losartan over a CCB because of its renal protective effect. After six months his eGFR stabilized, and his blood pressure dropped to 122/70mmHg without any cough.
Frequently Asked Questions
Frequently Asked Questions
Can I take Plendil with a statin?
Yes, but you may need a lower dose of simvastatin because felodipine can increase its plasma concentration. Your doctor will adjust the statin dose if necessary.
Is it safe to switch from Plendil to Amlodipine overnight?
A direct switch is usually acceptable because both are once‑daily CCBs, but a short overlap or gradual taper can reduce the risk of sudden BP spikes. Follow your prescriber’s plan.
Why do I feel a headache after starting Plendil?
Headaches are a common early side‑effect of vasodilation. They often fade after the first two weeks. If they persist, discuss dose adjustment with your GP.
Are there natural alternatives to felodipine?
Lifestyle changes-low‑salt diet, regular aerobic exercise, weight loss-can lower BP by 5‑10mmHg. However, most patients still need medication for optimal control.
What should I do if I miss a dose?
Take the missed tablet as soon as you remember, unless it’s almost time for the next dose. In that case, skip the missed one-don’t double up.
Final Thoughts
Plendil remains a solid, once‑daily option for many NewZealanders battling hypertension. Yet the market offers several competitors that can cut side‑effects, fit specific comorbidities, or align better with budget constraints. By weighing your personal health profile against the pros and cons outlined here, you’ll be equipped to have a focused conversation with your healthcare provider and land on the medication that truly works for you.
Shawn Simms
September 28, 2025 AT 14:31