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Alphacept 4 Tablet

Silodosin (4mg)

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Alphacept 4 Tablet is an alpha-adrenergic antagonist that is used in the treatment of benign prostatic hyperplasia. It helps to relieve symptoms like difficulty in passing urine. However, it does not decrease the size of the prostate.

Written By Dr. Syeda Aafia, MBA, BDS,
Reviewed By Dr. Mekhala Chandra, MD, MBBS,
Last updated on 02 Mar 2026 | 12:39 PM (IST)

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General Information

Contains

Silodosin (4mg)

Marketer

Lupin Ltd

Storage

Store below 30°C

The content is shown in English

Product introduction

Alphacept 4 Tablet is advised to take it in a dose and duration as per prescription. It should be taken with food, but take at the same time regularly. Swallow the medicine as a whole without crushing or chewing it. You should not stop taking the medicine without consulting the doctor as it may lead to the worsening of your symptoms. The course of the treatment should be completed for better efficacy of the medicine.

Some common side effects of this medicine are retrograde ejaculation, dizziness, diarrhea, orthostatic hypotension, headache, and nasal congestion. If any of the side effects persist or bother you, you must consult the doctor without delay.

Simple lifestyle changes can help you manage your symptoms better. Try to urinate as soon as you feel the urge, however, never strain or push to empty your bladder. You should avoid drinking caffeinated or alcoholic drinks at night and a few hours before going to bed or going out.

Before receiving the treatment, inform your doctor if you are on any medication for any other health condition. If you have to undergo eye surgery due to cataracts or glaucoma then inform your eye doctor about the usage of this medicine. Patients with liver or kidney disease must be cautious while receiving the prescription, and they must receive regular follow-ups as per the doctor’s advice.

Uses of Alphacept Tablet

Treatment of Benign prostatic hyperplasia

Benefits of Alphacept Tablet

Treatment of Benign prostatic hyperplasia
When your prostate gland becomes enlarged it can cause urinary problems such as difficulty passing urine and the need to go to the toilet frequently or urgently. It can also cause urine flow to be slower. If not treated, there is a risk that your urine flow will be completely blocked. Alphacept 4 Tablet works by relaxing muscles in the bladder and prostate. So, it can rapidly relieve the symptoms and make it easier for you to urinate. Take this medicine exactly as prescribed for maximum benefits.

Side effects of Alphacept Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Alphacept

Dizziness
Hypotension (low blood pressure)
Nasal congestion (stuffy nose)
Diarrhea

How to use Alphacept Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Alphacept 4 Tablet should be taken with or after food.

How Alphacept Tablet works

Alphacept 4 Tablet is an alpha blocker. It works by relaxing muscle around the bladder exit and prostate gland so urine is passed more easily.

All substitutes for Alphacept 4 Tablet

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

Alphacept 4 Tablet helps in relieving the symptoms of enlarged prostate. It does not decrease the size of the prostate.
Alphacept 4 Tablet must be taken with food.
You will feel better within hours or days of starting the treatment. Full effect is usually seen within 2 weeks.
Alphacept 4 Tablet may cause dizziness or sleepiness. Do not drive or do anything requiring concentration until you know how it affects you.
If you are scheduled to undergo an eye surgery due to cataract or glaucoma, inform your eye doctor about the usage of Alphacept 4 Tablet.
Inform your doctor if you have ever been diagnosed with kidney or liver problems.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Alphacept 4 Tablet. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Information regarding the use of Alphacept 4 Tablet during pregnancy is not available. Please consult your doctor.
Alphacept 4 Tablet is not indicated for use in women.

Breast feeding

CONSULT YOUR DOCTOR

Information regarding the use of Alphacept 4 Tablet during breastfeeding is not available. Please consult your doctor.
Alphacept 4 Tablet is not indicated for use in women.

Driving

CAUTION

Alphacept 4 Tablet may cause dizziness or weakness due to changes in blood pressure. Do not drive if these symptoms occur.

Kidney

CAUTION

Alphacept 4 Tablet should be used with caution in patients with severe kidney disease. Dose adjustment may be needed.
Use of Alphacept 4 Tablet is not recommended in patients with severe kidney disease.

Liver

CAUTION

Alphacept 4 Tablet should be used with caution in patients with liver disease. Dose adjustment may be needed.
Limited information is available on the use of Alphacept 4 Tablet in these patients.

Interaction with drugs

Taking Alphacept with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Moderate

Sildenafil (Oral Route)

If concurrent use is essential, your doctor may monitor your treatment and adjust the doses as per the observations. It is recommended to lie down if you experience symptoms such as headache, fatigue, sweating or dizziness until they fade away and consult your doctor.

Moderate

Dapoxetine (Oral Route)

Monitor your blood pressure regularly and talk to your doctor if you notice any unusual symptoms. Your doctor may adjust the dose if required.

Moderate

Tadalafil (Oral Route)

Moderate

Bortezomib (Injection Route)

Your doctor may monitor blood pressure and adjust the dose, if required.

Moderate

Thalidomide (Oral Route)

watch out for symptoms such as breathlessness, fatigue, drowsiness, sedation or faintness or vomiting and consult your doctor if you experience them. They may monitor and adjust the doses as per the observations.

Frequently asked questions

What is Alphacept 4 Tablet used for?

Alphacept 4 Tablet is a medicine given for the treatment of difficulty in urination, urinary dribbling, a strong urge to urination, and frequent urination during the night. It is also used to relieve other symptoms associated with benign enlargement of the prostate gland. It works by reducing the tension in the muscles of the urinary tract like the prostate gland and urethra. It facilitates an easier flow of urine through the urethra, and hence, is very useful in men with difficulty of urination.

When should I take Alphacept 4 Tablet?

It is usually advised to take the dose of Alphacept 4 Tablet daily with a meal. Prefer taking it at the same time of the day. In patients with any kidney impairment, the dose is reduced by the doctor. Patients who are unable to swallow the capsules can open the capsule and sprinkle the powder on a tablespoon of apple sauce. Consume this mixture immediately within 5 minutes without chewing and drink a glass of cool water immediately afterwards.

Can I undergo cataract surgery while taking Alphacept 4 Tablet?

In some cases, Alphacept 4 Tablet has shown specific side effect on the eyes. It has been observed that during an eye surgery the iris tends to get floppy and pupil size becomes small in patients taking Alphacept 4 Tablet. This makes the operation difficult and tedious. Hence, you should always inform your eye specialist about any history related to the use of Alphacept 4 Tablet. Also, the doctor should be informed about all the medication that you are on before starting the treatment.

Can Alphacept 4 Tablet cause erectile dysfunction?

Alphacept 4 Tablet usually does not affect erectile function. However, Alphacept 4 Tablet may cause other sexual problems like ejaculatory dysfunction and failure to ejaculate. If you experience any side effects or uneasiness while taking this medication, contact your doctor immediately.

Does Alphacept 4 Tablet lower blood pressure?

Yes, Alphacept 4 Tablet may cause a drop in blood pressure. This most commonly occurs while taking the first dose of this medicine. Hence, you should be cautious while driving, operating any machinery, or doing any important work during the initial days of treatment. Consult your doctor before you start taking this medication.

Can I take sildenafil while taking Alphacept 4 Tablet?

You must consult your doctor before you start taking these medications. Alphacept 4 Tablet can sometimes cause low blood pressure and fainting. Taking sildenafil along with Alphacept 4 Tablet can further deteriorate the condition. It could also lead to increased chances of drop in blood pressure in a few sensitive patients. As a result, there could be increase in chances of fainting which could be dangerous.

Fact Box

Chemical Class

Indolecarboxamide derivative

Habit Forming

Therapeutic Class

UROLOGY

Action Class

Uroselective Adrenergic Receptor(α1a) Antagonists

References

Westfall TC, WestfallIn DP. Adrenergic Agonists and Antagonists. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. p. 307.
Sildosin. Milan, Italy: Recordati Industria Chimica e Farmaceutica. [Accessed 04 Apr. 2019] (online) Available from:
Silodosin. Corona, California: Watson Laboratories, Inc; 2008 [revised Jan. 2013]. [Accessed 04 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 04 Apr. 2019] (online) Available from:
Silodosin. Summary of Prodyct Characteristics. Recordati Ireland Ltd., Ireland; 2024. [Accessed 11 Sep. 2025] (online) Available from:
Silodosin. Saint Victor, France: Laboratoires Bouchara-Recordati; [Accessed 08 Nov. 2025]. (online). Available from:

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Lupin Ltd
Address: 3rd floor Kalpataru Inspire, Off. W E Highway, Santacruz (East), Mumbai 400 055. India

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Alphacept 4 Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India

Lab tests offered by us

Why we need a prescription?

Provide right medicines

Prescriptions are complex documents. We proof read and recheck at various steps to provide you the right medication in the correct form and dose

In accordance with the law

Most medicines cannot be sold without a valid prescription, as per the Drugs and Cosmetics Act, 1940 and Rules, 1945

Alphacept 4 Tablet

Save more with additional offers

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General Information

Contains

Marketer

Storage

Product introduction

Uses of Alphacept Tablet

Benefits of Alphacept Tablet

Side effects of Alphacept Tablet

How to use Alphacept Tablet

How Alphacept Tablet works

All substitutes for Alphacept 4 Tablet

Geripod 4 Tablet

Maxvoid 4mg Tablet

Rapilif 4 Tablet

Silotime 4 Tablet

Silogreat 4 Tablet

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Sildenafil (Oral Route)

Dapoxetine (Oral Route)

Tadalafil (Oral Route)

Bortezomib (Injection Route)

Thalidomide (Oral Route)

Frequently asked questions

What is Alphacept 4 Tablet used for?

When should I take Alphacept 4 Tablet?

Can I undergo cataract surgery while taking Alphacept 4 Tablet?

Can Alphacept 4 Tablet cause erectile dysfunction?

Does Alphacept 4 Tablet lower blood pressure?

Can I take sildenafil while taking Alphacept 4 Tablet?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

In case of any issues, contact us

Lab tests offered by us

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