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Fenoxene 10 mg Capsule is used to treat hypertension (high blood pressure). It contains Phenoxybenzamine which works by relaxing and widening blood vessels and lowers high blood pressure. In some cases, this medicine may cause side effects such as dizziness, lightheadedness, diarrhoea, and tiredness, Let the doctor know if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.

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Written By Veda Maddala , M Pharmacy
Reviewed By Dr Aneela Siddabathuni , MPharma., PhD
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More about the Product

Manufacturer/Marketer :

Samarth Life Sciences Pvt Ltd

Consume Type :

Oral

Expires on or after :

Jan-27

Return Policy :

Not Returnable

About Fenoxene 10 mg Capsule

Fenoxene 10 mg Capsule is a prescription medicine used to control high blood pressure and excessive sweating caused by a rare adrenal gland tumor known as pheochromocytoma. This medication helps manage these intense symptoms, specifically in patients who are preparing for surgery to remove the tumor. By keeping your blood pressure stable, it helps protect your cardiovascular system during a stressful medical treatment.

To get the best results, you must take Fenoxene 10 mg Capsule consistently at the same times every day as directed by your doctor. It can be taken either with or without food, but taking it with meals or a glass of milk can help prevent stomach irritation. Making small everyday changes, such as drinking plenty of fluids and avoiding sudden movements when standing up, can significantly support your body during treatment.

When you start taking this medicine, you may experience common side effects like a stuffy nose, mild tiredness, or dizziness when standing up. However, if you experience serious symptoms such as fainting, a very rapid or pounding heart rate, or chest tightness, you should contact your doctor immediately. Your healthcare team is there to help manage these issues safely.

Before you begin taking Fenoxene 10 mg Capsule , tell your doctor if you have a history of heart disease, kidney problems, or lung congestion. Do not take this medicine if you have very low blood pressure or if you have previously had a severe allergic reaction to it. Your doctor will evaluate your health history to ensure this is the safest option for you.

This medicine can interact with alcohol, which can severely drop your blood pressure and cause extreme dizziness, so it is best to avoid drinking while on this treatment. You should also tell your doctor about any other medications you take, and consult your healthcare provider if you are pregnant, breastfeeding, or are an older adult, as these groups require careful dose monitoring.

Uses of Fenoxene 10 mg Capsule

Your doctor may prescribe this medicine to treat several conditions, including:

  • Pheochromocytoma symptom control: Fenoxene 10 mg Capsule helps control dangerously high blood pressure and excessive sweating caused by this specific adrenal gland tumor, particularly in the weeks leading up to surgery.
  • Long-term tumor management: For individuals who cannot undergo surgery to remove an adrenal gland tumor, Fenoxene 10 mg Capsule helps manage blood pressure on a long-term basis.

Key Benefits

Fenoxene 10 mg Capsule provides the following benefits when used as prescribed:

  • Maintain Stable blood pressure: Fenoxene 10 mg Capsule provides crucial support by keeping your blood pressure within a safer, more stable range. This significantly reduces the physical toll of sudden, dangerous spikes in blood pressure, such as severe headaches, sweating, and rapid heart pounding.
  • Helps prepare for surgery: By blocking the chemical signals that cause blood vessels to tighten, this medicine allows patients to prepare for adrenal gland surgery with a greatly reduced risk of cardiovascular complications during the procedure. It brings physical stabilization during a highly critical treatment phase.
  • Helps reduce the risk of dangerous blood pressure spikes during surgery: Fenoxene 10 mg Capsule is commonly started before pheochromocytoma surgery to lower the risk of sudden, severe increases in blood pressure that can occur when the tumor is handled during the operation. This helps make surgery safer. 

Directions for Use

  • Fenoxene 10 mg Capsule can be taken with or without food as advised by the doctor.
  • Follow your doctor's instructions on the dosage and timing of this medication to ensure safety.
  • Swallow Fenoxene 10 mg Capsule as a whole with a glass of water.
  • Do not chew, crush, or break it.

How Fenoxene 10 mg Capsule Works

Phenoxybenzamine belongs to a class of medicines known as alpha-blockers. Inside your body, certain natural chemicals like adrenaline cause blood vessels to narrow, which spikes your blood pressure. Fenoxene 10 mg Capsule works by attaching to and blocking the specific receptors (called alpha receptors) on the walls of your blood vessels. By keeping these receptors blocked, the medicine prevents adrenaline from tightening the vessels. This allows your blood vessels to relax and widen, resulting in smoother blood flow and a significant lowering of your blood pressure.
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Alcohol

Unsafe

Avoid consumption of alcohol with Fenoxene 10 mg Capsule as it may increase dizziness or fainting.

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Pregnancy

Consult your doctor

Fenoxene 10 mg Capsule is not recommended for pregnant women unless advised by the doctor. Therefore, if you are pregnant or planning for pregnancy, please inform your doctor before taking Fenoxene 10 mg Capsule .

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Breast Feeding

Consult your doctor

Fenoxene 10 mg Capsule is usually not recommended for breastfeeding mothers. Therefore, please inform your doctor if you are a breastfeeding mother before taking Fenoxene 10 mg Capsule .

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Driving

Caution

Fenoxene 10 mg Capsule may cause dizziness or light-headedness in some people. Therefore, avoid driving if you feel dizzy or lightheaded after taking Fenoxene 10 mg Capsule .

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Liver

Caution

Take Fenoxene 10 mg Capsule with caution, especially if you have a history of Liver diseases/conditions. The dose may be adjusted by your doctor as required.

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Kidney

Caution

Take Fenoxene 10 mg Capsule with caution, especially if you have a history of Kidney diseases/conditions. The dose may be adjusted by your doctor as required.

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Children

Caution

Fenoxene 10 mg Capsule is usually not recommended for children. However, when needed the doctor may prescribe the dose calculated as per child's weight.

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Heart

Caution

Fenoxene 10 mg Capsule should be administered with caution in patients with heart problems. Please inform your doctor if you have any pre-existing heart problems before receiving Fenoxene 10 mg Capsule .

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Geriatrics

Caution

Fenoxene 10 mg Capsule should be administered with caution in elderly patients due to an increased risk of side effects. Seek medical advice if you have any concerns.

What if I have taken an overdose of Fenoxene 10 mg Capsule

An overdose of Fenoxene 10 mg Capsule can lead to dangerously low blood pressure, rapid heart rate, and fainting. If you suspect an overdose, seek immediate emergency medical attention.

Diet & Lifestyle Advise

  • Stand up slowly: To avoid sudden dizzy spells, take your time when moving from a lying or sitting position to standing. Pause on the edge of the bed for a moment before standing up.
  • Stay well-hydrated: Unless your doctor tells you otherwise, drink plenty of water throughout the day to help maintain your blood volume and prevent blood pressure from dropping too low.
  • Limit salt adjustments: Do not make drastic changes to your salt intake without consulting your doctor, as salt levels can heavily influence how this medicine affects your blood pressure.
  • Avoid overheating: Be cautious in hot weather, during hot showers, or while exercising, as high temperatures can widen your blood vessels further and worsen dizziness.
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How Soon It Starts Working

The time required for Fenoxene 10 mg Capsule to start to work: Fenoxene 10 mg Capsule ideally shows its action within 1 hour after administration. The time for which the effects of Fenoxene 10 mg Capsule last: The duration of action for Fenoxene 10 mg Capsule is clinically unknown.

What if you forget to take Fenoxene 10 mg Capsule

If you miss a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed one and continue with your regular schedule. Do not take a double dose to make up for a missed one.

Storage

• Store Fenoxene 10 mg Capsule capsules at room temperature, ideally between 68°F and 77°F (20°C to 25°C).

Drug Warnings

  • Check your blood pressure regularly: Keep a daily log of your blood pressure and heart rate readings at home, and share these with your doctor to help them safely adjust your dose.
  • Do not drive if dizzy: Avoid driving, operating machinery, or performing dangerous tasks until you know how Fenoxene 10 mg Capsule affects you, as it can cause drowsiness and severe lightheadedness.
  • Inform all healthcare providers: Always tell your surgeons, dentists, and other doctors that you are taking Fenoxene 10 mg Capsule , especially before any planned surgeries or dental procedures.
  • Inspect your capsules: Before taking your dose, ensure the capsules are intact, dry, and not discolored. Do not use them if the packaging is damaged.
  • Monitor blood pressure and heart rate: Check your blood pressure while sitting and again after standing for a few minutes if your doctor advises. Keep a record of any dizziness, fainting, fast heartbeat, or large drops in blood pressure, and report these to your doctor. 

Drug-Drug Interactions

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Some medicines may affect how Fenoxene 10 mg Capsule works or increase the risk of side effects:

  • Epinephrine: Combining Fenoxene 10 mg Capsule with epinephrine can cause a dangerous, paradoxical drop in blood pressure and a rapid heart rate.
  • Other blood pressure medicines: Taking this medication alongside other blood pressure-lowering drugs, including beta-blockers or diuretics, can increase the risk of excessively low blood pressure.
  • Erectile dysfunction medications: Combining this medicine with drugs used to treat erectile dysfunction can lead to a severe and sudden drop in blood pressure.

Drug-Drug Interactions

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How does the drug interact with Fenoxene 10 Capsule:
Co-administration of Tizanidine and Fenoxene 10 Capsule can reduce your blood pressure, which may lead to side effects.

How to manage the interaction:
Although taking Fenoxene 10 Capsule and Tizanidine together can result in an interaction, it can be taken if a doctor has prescribed it. However, if you experience lightheadedness, dizziness, headache, or fainting, consult a doctor. Use caution while getting up from a sitting or lying position. Avoid driving or operating dangerous machinery. Do not discontinue any medications without a doctor's advice.

Drug-Food Interactions

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The following foods and drinks may affect how Fenoxene 10 mg Capsule works or increase the risk of side effects:

  • Alcohol: Avoid alcohol, as it interacts with this medicine to significantly expand blood vessels, leading to severe dizziness and fainting.
     
No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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Habit Forming

No

Therapeutic Class

[ALPHA BLOCKERS]

FAQs

Fenoxene 10 mg Capsule contains Phenoxybenzamine that works by opposing the action of certain hormones produced by the adrenal gland tumor that constricts and narrows blood vessels. Thereby, it relaxes and widens blood vessels and lowers high blood pressure.
You are not recommended to take Fenoxene 10 mg Capsule with atenolol as it may increase side effects such as weakness, dizziness, fainting, headache, or irregular heartbeat. However, please consult a doctor before taking Fenoxene 10 mg Capsule with other medicines.
Fenoxene 10 mg Capsule should be used with caution in patients suffering from kidney problems as it may increase the risk of adverse effects. Therefore, if you have any kidney disease, inform your doctor before taking Fenoxene 10 mg Capsule .
Fenoxene 10 mg Capsule may cause dizziness in some patients. Therefore, it is advised to get up slowly from a sitting or lying position to avoid such side effects. Also, if you feel dizzy after taking Fenoxene 10 mg Capsule , avoid driving or operating heavy machinery.
You are not recommended to stop taking Fenoxene 10 mg Capsule without consulting your doctor even if you find symptomatic relief as it may worsen the condition. Therefore, take Fenoxene 10 mg Capsule for as long as your doctor has prescribed it, and if you experience any difficulty while using Fenoxene 10 mg Capsule , please consult your doctor.
Fenoxene 10 mg Capsule is generally not recommended during pregnancy unless your doctor decides the benefits clearly outweigh the risks to the baby. Talk to your doctor if you are pregnant or planning to become pregnant.
Caffeine can raise your blood pressure and increase your heart rate, which may counteract the effects of this medicine. It is best to limit your caffeine intake. Talk to your doctor or pharmacist for specific dietary advice.
Nasal congestion is a common side effect because the medicine relaxes the blood vessels in your nasal passages. Do not use over-the-counter decongestants without checking first, as they can raise your blood pressure. Talk to your doctor for safe ways to manage this symptom.
Yes, this medicine can cause difficulty with ejaculation (such as retrograde ejaculation, where semen enters the bladder instead of exiting). This effect is temporary and goes away after stopping the medicine. Talk to your doctor if you have concerns.
Many over-the-counter cold and allergy medications contain stimulants that can raise your blood pressure and interfere with your treatment. Always check with a healthcare professional before taking any new over-the-counter products. Talk to your doctor or pharmacist for safe recommendations.
If the pheochromocytoma is successfully removed, Fenoxene 10 mg Capsule is usually stopped after surgery under your doctor's supervision. Your healthcare team will monitor your blood pressure and overall recovery before deciding when it is safe to discontinue the medicine.

Disclaimer

While we strive to provide complete, accurate, and expert-reviewed content on our 'Platform', we make no warranties or representations and disclaim all responsibility and liability for the completeness, accuracy, or reliability of the aforementioned content. The content on our platform is for informative purposes only, and may not cover all clinical/non-clinical aspects. Reliance on any information and subsequent action or inaction is solely at the user's risk, and we do not assume any responsibility for the same. The content on the Platform should not be considered or used as a substitute for professional and qualified medical advice. Please consult your doctor for any query pertaining to medicines, tests and/or diseases, as we support, and do not replace the doctor-patient relationship.

Country of origin

India

Manufacturer/Marketer address

Samarth House, 168, Bangur Nagar, Off Link Road, Near Ayappa Temple & Kallol Kali Temple, Goregaon (W), Mumbai - 400 090.
Other Info - FEN0031
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