What is Benazepril: Uses, Dosage, Side Effects and More

Benazepril is a prescription medication that helps lower your blood pressure and protects your heart and kidneys from damage. It belongs to a group of medicines called ACE inhibitors, which work by relaxing your blood vessels so blood can flow more easily throughout your body.

This medication has helped millions of people manage their high blood pressure safely and effectively. Let's walk through everything you need to know about benazepril, from how it works to what you can expect when taking it.

What is Benazepril?

Benazepril is an ACE inhibitor medication that your doctor prescribes to treat high blood pressure and heart failure. ACE stands for angiotensin-converting enzyme, which is a substance in your body that can make blood vessels tighten and raise your blood pressure.

This medicine blocks that enzyme from working, allowing your blood vessels to relax and widen. When your blood vessels are more relaxed, your heart doesn't have to work as hard to pump blood through your body, which naturally lowers your blood pressure.

Benazepril is considered a well-established and reliable medication that has been helping people manage their blood pressure for many years. Your doctor might prescribe it alone or combine it with other blood pressure medications for better results.

What is Benazepril Used For?

Benazepril is primarily used to treat high blood pressure, also called hypertension. High blood pressure happens when the force of blood against your artery walls is consistently too strong, which can damage your heart, kidneys, and other organs over time.

Your doctor might also prescribe benazepril to treat heart failure, a condition where your heart can't pump blood as effectively as it should. By reducing the workload on your heart, benazepril helps your heart function better and can improve your symptoms.

Sometimes doctors prescribe benazepril to protect your kidneys, especially if you have diabetes or other conditions that can cause kidney damage. The medication helps reduce the pressure on your kidneys' small blood vessels, which can slow down kidney disease progression.

How Does Benazepril Work?

Benazepril works by blocking a specific enzyme in your body called ACE, which normally helps produce a hormone that tightens blood vessels. When this enzyme is blocked, your blood vessels can relax and open wider, making it easier for blood to flow through them.

Think of it like opening a partially closed faucet - when the opening gets wider, water flows more easily and with less pressure. The same thing happens in your blood vessels when benazepril does its job.

This medication is considered moderately strong and effective for most people with high blood pressure. It typically starts working within a few hours of taking it, but you might not feel the full benefits for several weeks as your body adjusts to the lower blood pressure.

How Should I Take Benazepril?

You should take benazepril exactly as your doctor prescribes it, usually once or twice daily. Most people take it at the same time each day to help remember and keep steady levels of the medicine in their system.

You can take benazepril with or without food, but taking it with food might help if it upsets your stomach. Swallow the tablet whole with a full glass of water, and don't crush, chew, or break it unless your doctor tells you to.

It's important to keep taking benazepril even if you feel fine, because high blood pressure often doesn't cause symptoms. Many people need to take blood pressure medication for the rest of their lives to stay healthy.

If you're just starting benazepril, your doctor will likely begin with a low dose and gradually increase it based on how well it works for you. This approach helps your body adjust to the medication and reduces the chance of side effects.

How Long Should I Take Benazepril For?

Most people need to take benazepril for the long term, often for the rest of their lives, to keep their blood pressure under control. High blood pressure is usually a chronic condition that requires ongoing treatment to prevent serious complications.

Your doctor will monitor your blood pressure regularly and may adjust your dose or add other medications if needed. Some people find that lifestyle changes like exercise, weight loss, and a healthy diet can help reduce their medication needs over time.

Never stop taking benazepril suddenly without talking to your doctor first, even if you feel better. Stopping abruptly can cause your blood pressure to spike dangerously high, which could lead to a heart attack or stroke.

What Are the Side Effects of Benazepril?

Like all medications, benazepril can cause side effects, though many people experience few or no problems. The most common side effects are usually mild and often improve as your body gets used to the medication.

Here are the most common side effects you might experience when taking benazepril:

• A dry, persistent cough that doesn't go away
• Dizziness or lightheadedness, especially when standing up
• Headache
• Fatigue or feeling more tired than usual
• Nausea or stomach upset
• Muscle cramps or weakness

The dry cough is one of the most distinctive side effects of ACE inhibitors like benazepril. It affects about 10-15% of people taking these medications and usually develops within the first few months of treatment.

Some people may experience more serious side effects that require immediate medical attention. These are less common but important to know about:

• Severe allergic reactions with swelling of face, lips, tongue, or throat
• Difficulty breathing or swallowing
• Severe dizziness or fainting
• Chest pain or rapid heartbeat
• Signs of kidney problems like changes in urination
• High potassium levels causing weakness or irregular heartbeat

If you experience any of these serious side effects, contact your doctor immediately or seek emergency medical care. Most people tolerate benazepril well, but it's important to be aware of these possibilities.

Who Should Not Take Benazepril?

Benazepril isn't safe for everyone, and your doctor will carefully consider your medical history before prescribing it. Some people should avoid this medication entirely, while others may need special monitoring.

You should not take benazepril if you have a history of severe allergic reactions to ACE inhibitors, a condition called angioedema. This can cause dangerous swelling of your face, lips, tongue, or throat that can block your breathing.

People with certain medical conditions need extra caution when considering benazepril:

• Severe kidney disease or kidney failure
• Liver disease or liver problems
• Heart valve problems or heart muscle disease
• Low blood pressure or frequent fainting spells
• High potassium levels in your blood
• Dehydration or severe fluid loss

Pregnant women should not take benazepril, especially during the second and third trimesters, as it can harm the developing baby. If you're planning to become pregnant or discover you're pregnant while taking benazepril, contact your doctor immediately to discuss safer alternatives.

If you're breastfeeding, talk to your doctor about whether benazepril is safe for you and your baby. The medication can pass into breast milk, though the effects on nursing infants aren't fully known.

Benazepril Brand Names

Benazepril is available under several brand names, with Lotensin being the most well-known original brand. Many people also take generic versions of benazepril, which contain the same active ingredient and work just as effectively as the brand-name versions.

You might also find benazepril combined with other medications in single pills. Lotensin HCT combines benazepril with hydrochlorothiazide, a water pill that helps remove excess fluid from your body to further lower blood pressure.

Generic benazepril is typically less expensive than brand-name versions and is widely available at most pharmacies. Your doctor or pharmacist can help you determine which version is best for your needs and budget.

Benazepril Alternatives

If benazepril doesn't work well for you or causes troublesome side effects, your doctor has several other options to help manage your blood pressure. Each type of medication works differently, so finding the right one often takes some trial and patience.

Other ACE inhibitors work similarly to benazepril but might be better tolerated by some people. These include lisinopril, enalapril, and captopril, among others.

If ACE inhibitors cause that persistent dry cough, your doctor might switch you to an ARB (angiotensin receptor blocker) like losartan or valsartan. These medications work similarly to ACE inhibitors but rarely cause cough.

Other blood pressure medication options include:

• Calcium channel blockers like amlodipine or nifedipine
• Beta-blockers such as metoprolol or atenolol
• Diuretics (water pills) like hydrochlorothiazide
• Newer medications like direct renin inhibitors

Your doctor will consider your overall health, other medications you take, and your specific blood pressure patterns when choosing the best alternative for you.

Is Benazepril Better Than Lisinopril?

Both benazepril and lisinopril are effective ACE inhibitors that work very similarly to lower blood pressure and protect your heart and kidneys. Neither medication is definitively "better" than the other - the best choice depends on your individual response and tolerance.

The main difference is that benazepril is typically taken once or twice daily, while lisinopril is usually taken once daily. Some people find the once-daily dosing of lisinopril more convenient, while others do better with benazepril's dosing schedule.

Both medications have similar side effect profiles, though some people may tolerate one better than the other. If you develop side effects with one ACE inhibitor, your doctor might try switching you to the other to see if you have a better experience.

Cost can also be a factor, as generic versions of both medications are available. Your doctor will help you determine which one is most appropriate based on your specific situation, insurance coverage, and how well you respond to treatment.