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Verapamil

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Disclaimer: This information is for general guidance only. It is not a substitute for professional medical advice.

Disclaimer: If you have questions about securon, consult a doctor or pharmacist for personalised guidance.

Securon (Verapamil) — What it is and why you take it

Securon is verapamil, a calcium blocker for angina. It belongs to the calcium channel blocker class and helps relieve chest pain by easing the heart’s workload and widening blood vessels.

You may take securon for ongoing symptom relief. Your doctor may adjust other medicines to balance effects and avoid interactions, and you will have regular reviews with them.

Tell me if you notice new dizziness today. Dizziness can happen when starting therapy or changing dose, but it often improves with time as your body adapts properly.

This information explains safety, not every individual case. For personal advice, check the official leaflet, or talk with your pharmacist or doctor about your situation today if needed.

What securon does for your heart and blood vessels

Verapamil relaxes heart and blood vessel muscles gently.

This reduces the workload on your heart and can decrease chest pain during activity or rest, depending on your condition.

It may also help regulate abnormal heart rhythms.

Your clinician will decide if securon suits you, considering other blood pressure or rhythm medicines you may already take regularly.

Who must avoid securon — contraindications

Certain people should not take securon at all.

If you have severe slow heart rate, heart block, heart failure with reduced pumping, low blood pressure, or conditions, avoid.

Tell your pharmacist about all medicines you use.

Securon may not be suitable during pregnancy, breastfeeding, or in children unless a clinician advises otherwise after careful assessment today.

Important warnings and monitoring during securon therapy

You will need regular checks during treatment initially.

Your blood pressure, heart rate, and rhythm should be checked, especially when starting, changing dose, or combining with other medicines.

Be cautious with sudden dizziness, fainting, or fatigue.

If you notice swollen ankles, breathing problems, chest pain, or unusual sweating, seek urgent medical help rather than delaying care.

Side effects of securon, organised by system

Effects on the heart and circulation

Fainting is possible, especially when starting therapy abruptly.

You may also notice headaches, flushing, or a warm sensation in the skin as your body adapts to the medicine.

Digestive system

Digestive upset can occur but improves with treatment.

If you have persistent stomach upset, talk to your pharmacist; sometimes taking securon with food helps reduce symptoms at home.

Allergic reactions

Serious allergic reactions are rare but possible, too.

If a rash, itching, swelling, or trouble breathing occurs, seek urgent help right away and inform the clinician immediately please.

Other general effects

Some people report dizziness or fatigue that settles over weeks with ongoing use.

These effects are usually mild and lessen as your body adjusts to securon.

Drug interactions that may affect securon

Many medicines can change securon’s effects for you.

Prescription drugs, over–the–counter medicines, and herbal products may interact; always tell your pharmacist about every medicine you take at once.

Avoid starting new supplements without professional advice first.

Alcohol, caffeine, and certain foods can influence blood pressure or heart rhythm, so moderate use and guidance are wise always.

Special populations: pregnancy, breastfeeding, elderly, and children

Pregnancy requires careful assessment before any medication use.

Breastfeeding mothers should discuss risks; tiny amounts can pass into milk, potentially affecting a baby’s heart rate or blood pressure.

The elderly may need slower dosing and monitoring.

In children, securon is unlikely unless prescribed, with careful weight-based adjustment and frequent checks for safety and effectiveness by clinicians.

Practical usage notes for taking securon safely

Take securon exactly as prescribed by your clinician.

Do not stop suddenly; your doctor may taper the dose to avoid rebound symptoms like chest pain or heart rate.

Take with food if stomach upset occurs often.

Store in a cool, dry place, away from children, and check expiry dates before using a new bottle at home.

Safety-focused FAQs for securon safety concerns

Can securon be taken with other heart medicines?

Yes, but interactions may require careful timing together.

Always tell your pharmacist about all heart medicines you use to avoid adverse effects and achieve safe, steady control together.

Is it safe to drink alcohol while taking securon?

Alcohol use is generally cautious with verapamil therapy.

Heavy drinking can lower blood pressure and change heart rhythm, increasing dizziness, fainting risk, or unusual fatigue while on securon.

What should I do if I miss a dose?

If you miss a dose, contact the clinician's guidance.

Do not double up without advice; missing doses can reduce protection against symptoms and may require adjustments at your appointment.

Are there warning signs that securon is not working?

New chest pain needs review before changing anything.

Persistent symptoms or worsening breathlessness may indicate the condition needs different management; seek prompt professional advice and avoid self-adjustment today.

Can securon affect driving or operating machinery?

Dizziness or slowed reactions may affect driving ability.

If you feel woozy, faint, or unusually sleepy, pause driving and seek advice before resuming risky tasks with your clinician.

Will I need blood tests while using securon?

Some patients have tests, depending on conditions advised.

Your clinician may check kidney or liver function and rhythm periodically if you have other risk factors or during long-term.

Is securon safe for older adults?

Older adults require careful monitoring and dose adjustment.

Age can affect blood pressure response, so clinicians often start lower doses and watch for side effects closely at first.

Can children use securon?

Use in children is uncommon and carefully assessed.

Only a clinician can decide, weighing benefits against risks, with frequent checks if approved for a child by the specialist.

What should I do if I have a severe reaction?

Severe reactions require immediate medical attention from professionals.

Seek urgent help and inform responders you are taking securon so they can treat you safely without delaying essential care.

Does securon interact with herbal remedies?

Herbal products may interact; tell me about them.

St. John's wort, ginkgo, and other herbs can affect levels or rhythm, so discuss all herbs you use with me.

Should I tell my dentist or other doctors about securon?

Yes, inform all health professionals you see.

Dentists, surgeons, or other clinicians may prescribe drugs that interact, so share your securon use for safe care during visits.

What about pregnancy planning and contraception?

Discuss pregnancy plans with your clinician before continuing.

Some hormonal methods may interact; ensure contraception plans are reviewed and adjusted if you plan pregnancy or fertility treatment soon.

Can securon be used long-term?

Long-term use is possible depending on condition stability.

Your clinician will monitor effects and risks, adjusting treatment to maintain benefit while minimising adverse outcomes over time with regular.

Reliable information and further reading for UK patients

Always consult the official patient information leaflet supplied with your medicine.

Ask your pharmacist for printed material or trusted online sources approved for UK patients, to confirm details you need today.

If in doubt, contact your doctor or pharmacist.

Final reminders and safety notes

This page is not a substitute for care.

Your circumstances may vary; always follow professional advice and seek urgent help if you experience red-flag symptoms at any time.

We aim to support safe, informed decisions together.

✈️

Airmail

14–21 days. Free from £149.08 .

Express delivery

5–9 days. £22.36

🔒

Crypto discount

−10% when paying with cryptocurrency.

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Reorder discount

−10% on all repeat orders.

📦 Packaging and discretion

All orders are packed in neutral, unbranded boxes with no product name on the outside.

Olivia Bennett
Medically reviewed by
Olivia Bennett
General Practitioner (MBBS, MRCGP), GMC-registered