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Centrex 1000 mg (Valacyclovir)

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Quick Overview

Buy Centrex 1000mg (Valacyclovir) is used for l treatment of viral infections of skin, mucus membrane, genitals and eyes caused by herpes virus including cold sores (blisters on and around your lips) and shingels (painful rashes usually in the form of a strip of blisters). It is also used for treatment of recurrent genital herpes infections, to treat chickenpox in children.
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Centrex 1000mg (valacyclovir)

Centrex (valacyclovir) is an antiviral prescription medication which is used to treat patients who are suffering from outbreaks of the herpes simplex virus, cold sores and shingles. This drug has been clinically proven to reduce the duration and the severity of outbreaks as well as limiting the occurrence of future outbreaks.


Centrex (Valacyclovir) is used for l treatment of viral infections of skin, mucus membrane, genitals and eyes caused by herpes virus including cold sores (blisters on and around your lips) and shingels (painful rashes usually in the form of a strip of blisters). It is also used for treatment of recurrent genital herpes infections, to treat chickenpox in children.

What is this medicine?

Centrex (Valtrex) plays the role of an anti-viral drug - which is known to slow the growth of herpes as it spreads and help improve your body’s fight against the infection. Whilst Centrex (Valtrex) is not meant to cure herpes, it will help reduce the symptoms of the infection.

Some of the medical conditions caused by herpes virus include cold sores, genital herpes, chickenpox and shingles. Centrex (Valtrex) is a medication that can be used to treat herpes for both adults and children. For children, Centrex (Valtrex) can be used to treat cold sores - only if they are above the age of twelve. Meanwhile, for children with chickenpox - Centrex (Valtrex) is recommended for those over the age of two years.

Know More About How Centrex (Valtrex) Works

Centrex (Valtrex) is known to start working within twenty four hours of taking the first tablet. It has been proven to lessen the severity of any outbreak in this duration. When Centrex (Valtrex) is used, not only will the outbreak be controlled - but also the pain that comes with herpes outbreak will be lessened.

Though Centrex (Valtrex) is normally purchased for cold sores and shingles, it however also an effective form of treatment for genital herpes. By doing so, the risk of your partner catching genital herpes can also be reduced. Generally, the severity of an outbreak can be reduced within three days of taking Centrex (Valtrex).

Centrex (Valacyclovir) is an antiviral drug and belongs to class called synthetic nucleoside analogues. Once ingested, Centrex (Valacyclovir) is converted in the body to active form acyclovir. It  works by blocking the viral DNA replication a process essential for the virus to grow and multiply. It thus stops the virus from spreading in the body.

Genital Herpes Treatments:

While there is no cure for genital herpes there are effective forms of treatment that can help prevent future outbreaks. Currently all of the herpes treatment medications work as an antiviral and actually fight the virus itself, slowing it down and preventing it from spreading in the body.

What are Shingles and their Symptoms?

Shingles is a skin rash caused by the same virus that causes chickenpox. The herpes virus that causes shingles and chickenpox is not the same type of herpes that causes genital herpes. Most commonly it is accompanied by the following symptoms:

  • Flu-like symptoms without the flu
  • Rash that can cover large areas of the body and looks like red shingles that can also have lesions or blisters; which can ooze blood and pus and crust over
  • Headache
  • Fever
  • Achy muscles

What To Take Note Before Taking Centrex (Valtrex)

Before you start taking Centrex (Valtrex), let your doctor know if you have certain medical conditions such as kidney disease, weak immune system, bone marrow transplant or HIV/AIDS. Also, inform your health care provider about any over the counter medication you may be taking - since the Centrex (Valtrex) dosage needs to be adjusted when combined with other medications.

If you are pregnant and you need to take Centrex (Valtrex), you may safely do so as Centrex (Valtrex) is considered to be safe during pregnancy. In fact, it has been assigned as the category B medication. However, the exact safety of Centrex (Valtrex) during pregnancy has not been clinically proven, so the complete risks are not yet known. Women who are thinking of getting pregnant or already pregnant must discuss if the benefits of taking Centrex (Valtrex) far outweigh any risks to the developing baby.

How To Take Centrex (Valtrex) Properly

Only take this prescription drug exactly as directed to by a physician. Most often it will be prescribed to be taken 1-2 times per day with a full glass of water. If you miss a dose take it as soon as you can. This medication works best when taken on a full stomach. What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions: -acquired immunodeficiency syndrome (AIDS) -any other condition that may weaken the immune system -bone marrow or kidney transplant -kidney disease -an unusual or allergic reaction to Centrex (Valacyclovir), acyclovir, ganciclovir, valganciclovir, other medicines, foods, dyes, or preservatives -pregnant or trying to get pregnant -breast-feeding


What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

-cimetidine -probenecid

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Tell your doctor or health care professional if your symptoms do not start to get better after 1 week. This medicine works best when taken early in the course of an infection, within the first 72 hours. Begin treatment as soon as possible after the first signs of infection like tingling, itching, or pain in the affected area. It is possible that genital herpes may still be spread even when you are not having symptoms. Always use safer sex practices like condoms made of latex or polyurethane whenever you have sexual contact. You should stay well hydrated while taking this medicine. Drink plenty of fluids.


Conditions Treated By Centrex (Valtrex)

  • Treating herpes in adults
  • Preventing genital herpes and its spread from one person to another
  • Preventing shingles in adults
  • Treating cold sores in both adults and children
  • Preventing recurrent outbreaks of herpes


What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible: -allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue -aggressive behavior -confusion -hallucinations -problems with balance, talking, walking -stomach pain -tremor -trouble passing urine or change in the amount of urine Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome): -dizziness -headache -nausea, vomiting

Where should I keep my medicine?

Keep out of the reach of children. Store at room temperature between 15 and 25 degrees C (59 and 77 degrees F). Keep container tightly closed. Throw away any unused medicine after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

Action Mechanism Of Centrex (Valacyclovir)

The Detailed Action Mechanism Of Centrex (Valacyclovir) Is Not Clearly Known So Far. But According To The Studies And Researches, This Medication Can Treat Herpes And Cold Sores In The Best Way Possible By Combating The Elements That Cause These Issues.

Benefits Of Using Centrex (Valtrex)

The biggest benefit of this medication is that it is approved by the Food and Drug Administration. This means that you do not have to worry about the safety of this medication. Though it is safe for use it happens to be a prescription medication which means that it can lead to certain mild to severe side effects. Hence it is always better to use this medication under proper supervision of your doctor. Another good thing is that it is not difficult to get this medication. As this drug is availed to you online and offline as well, you do not have to work hard to get this medication. In fact, buying this medication online is a better option as this drug is cheaper online. This is because the online stores do not have to pay for the taxes and maintenance. In addition they also offer you some discounts and schemes where you can get the medication at a comparatively cheaper price. Buying the drug online also saves a lot of your time because you do not have to go to the market to get the medication. So in all, your time and money is saved. Comparison is another factor which proves to be an advantage for the online buyers of this medication. This means that the online buyers of this medication can compare the medication as well as the price of the medication online. After all the comparison is done, you can opt for the medication or the online dealer from whom you want to buy the medication.

Centrex Precautions:

It is very important that you tell your doctor about ALL of the drugs that you are currently taking in order to avoid any interactions. Some people may not be able to take Valtrex including: people that are taking drugs containing Probenecid (Benemid) and cimetidine (Tagamet, Tagamet HB); women who are currently pregnant or nursing; and those who suffer from kidney disease or immune deficiencies. Only your doctor will be able to tell you if Valtrex is right for you.

 Expert advice

  • Please ensure adequate intake of liquids to prevent dehydration while on treatment with Centrex (Valacyclovir).
  • Please refrain from sexual intercourse if you are diagnosed with genital herpes infection and are receiving Centrex (Valacyclovir) treatment to avoid risk of transmission.
  • Centrex (Valacyclovir) can cause side effects (e.g. dizziness, drowsiness, and headache) that may affect your ability to drive or operate machines. Do not drive or operate machines till you feel better.
  • Take Centrex (Valacyclovir) as directed by your doctor during pregnancy to prevent genital herpes blisters. The infection may be passed on to the baby during childbirth if you develop genital blisters.
  • Centrex (Valacyclovir) tablets can be taken with or without food.
  • Do consult your doctor before taking Centrex (Valacyclovir), if you have kidney or liver problems; human immunodeficiency virus (HIV) infection or any other condition that weakens your immune system and makes you prone to infections (immunocompromised); any neurological (mental) problems.
  • Do consult your doctor before taking Centrex (Valacyclovir) if you are pregnant or planning to become pregnant or breastfeeding.

Frequently asked questions

Centrex (Valacyclovir)

Q. Is Centrex (Valacyclovir) the same as acyclovir?

No. Centrex (Valacyclovir) is the ‘prodrug’ or the inactive form of acyclovir that gets converted to acyclovir in the body. Both Centrex (Valacyclovir) and acyclovir are antiviral drugs used in the prevention and treatment of herpes virus infections.


Q. Is Centrex (Valacyclovir) the same as Centrex (Valtrex)?

Yes. Centrex (Valtrex) is the trade name for active drug Centrex (Valacyclovir).


Q. Is Centrex (Valacyclovir) better than acyclovir?

Centrex (Valacyclovir) is the ‘prodrug’ or the inactive form of acyclovir that gets converted to acyclovir in the body. Both Centrex (Valacyclovir) and acyclovir are antiviral drugs and their use in various conditions is based on clinical experience. A comparison between these two drugs cannot be drawn.


Q. Is Centrex (Valacyclovir) a narcotic/an antibiotic/contain penicillin or sulfa?

No. Centrex (Valacyclovir) is not addictive and does not cause drowsiness or relieve pain. It is an antiviral and has no known effect against other infections caused by bacteria or fungi. It does not have a structure or effect similar, penicillin or sulfa drugs.


Q. Can I take Centrex (Valacyclovir) for cold sores? Does Centrex (Valacyclovir) work for cold sores? Is Centrex (Valacyclovir) good for cold sores? Can I take Centrex (Valacyclovir) for shingels?

Yes. Centrex (Valacyclovir) is an antiviral drug and is effective in the treatment of cold sores (blisters on and around your lips) and shingels (painful rashes usually in the form of a strip of blisters).


Q. Can I take Centrex (Valacyclovir) with amoxicillin/ doxycycline/ ibuprofen/ alcohol/ cephalexin/ Bactrim/ Benadryl/ prednisone/ Tylenol?

Centrex (Valacyclovir) has no known serious drug interaction with amoxicillin, doxycycline, ibuprofen, cephalexin, Bactrim (sulfamethoxazole and trimethoprim), prednisone, acetaminophen (trade name: Tylenol) and active drugs in Benadryl. Please inform your doctor about all the medications you are currently taking to avoid interactions that may reduce effectiveness of any treatment or aggravate side effects.


Q. Can I take Centrex (Valacyclovir) with alcohol?

There are no known serious interactions between Centrex (Valacyclovir) and alcohol.


Q. Can I take Centrex (Valtrex) for flu/UTI/canker sores?

No. Centrex (Valtrex) is the trade name for active drug Centrex (Valacyclovir). It is an antiviral drug and is effective in the treatment herpes virus infections. It has no known effect in the treatment of flu or urinary tract infections (UTI) or canker sores (mouth ulcers that are not due to viral infections).


Q. Can I take Centrex (Valtrex) for 2 days/ for life/ forever?

Centrex (Valtrex) is the trade name for active drug Centrex (Valacyclovir). The dose and duration of treatment depends on the patient’s immune system (if it is active or weak), the condition being treated and shall be decided by the doctor.


Q. Can I take Centrex (Valacyclovir) with food?

Centrex (Valacyclovir) can be taken with or without food. The absorption (the process by which the drug enters blood circulation after oral ingestion) and activity of Centrex (Valacyclovir) is not affected by food.


Q. Does Centrex (Valacyclovir) cause itching / constipation?

Itching of skin and constipation are among the possible side effects of Centrex (Valacyclovir).


Q. Does Centrex (Valacyclovir) interfere with/affect birth control?

Centrex (Valacyclovir) has no known drug interaction with birth control pills that could affect contraception.


Q. Does Centrex (Valacyclovir) raise blood sugar?

Centrex (Valacyclovir) has no known effect in altering blood sugar levels.


Q. Is Centrex (Valacyclovir) available over the counter?

Centrex (Valacyclovir) is the ‘prodrug’ or the inactive form of acyclovir that gets converted to acyclovir in the body. Acyclovir belongs to a class of prescription drugs.


Why buy Centrex from lifesaverpharma?

• Low prices. We sell prescription medications at low prices. A free medical consultation is included with every prescription.

• Total privacy. Your information is always kept strictly confidential.

• Convenience. You won’t need to wait in long lines at the pharmacy, because your medications will be delivered directly to your door.

• Authenticity. We only sell authentic Centrex, manufactured by Centurion Lab Ltd. at a plant in the India.

• Professional Advice. An Indian licensed pharmacist will dispense your medication and send it directly to your door.


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