Treatment FAQ

how long does ocrevus treatment last

by Dr. Jordi Ullrich Published 2 years ago Updated 2 years ago
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Official Answer by Drugs.com Ocrevus has some effect at reducing disability progression within about 12 weeks; however, it may take at least 6 months or possibly longer for the full effects to be seen. Trials of up to 96 weeks (almost 2 years) duration have shown that:

OCREVUS is an infusion that is given every 6 months.
These infusions can be given at an infusion center, your doctor's office, or at home, depending on what you and your doctor decide is right for you. Your first dose will be split between 2 treatments, for a total of 3 treatments your first year.

Full Answer

Is Ocrevus safe to take long-term?

If Ocrevus is effective for treating your condition, your doctor will likely have you use the drug long-term. Here are some fast facts on Ocrevus: Like other drugs, Ocrevus can cause side effects.

How much does Ocrevus cost?

Ocrevus only needs to be given once every six months, after an initial loading dose of two infusions two weeks apart. Ocrevus is expensive but most people do not pay the full cost. People with commercial or private insurance may be eligible for Ocrevus Co-Pay assistance and pay as little as $5 per treatment or up to $15 for a full year of Ocrevus.

What is Ocrevus used to treat?

Ocrevus ( ocrelizumab ) is a prescription medication used to treat multiple sclerosis (MS) . It is administered via intravenous (IV) infusion at an infusion center, healthcare provider’s office, or home. Ocrevus belongs to a class of medications called monoclonal antibodies .

How long does it take for Ocrevus to reproduce?

Reproduction takes about six months, which is why Ocrevus is given on a six-month schedule to keep reproduction levels under control. Ocrevus works by shutting down the “B” cells to prevent them from being able to fight.

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How many years can you stay on Ocrevus?

This study is recruiting 600 people with either secondary or primary progressive MS. All participants will take Ocrevus​ every 24 weeks for four years. Progression of disability will be assessed using a combination of measures.

Does Ocrevus wear off?

Seventy-one (61%) out of 117 participants reported the wearing-off phenomenon during ocrelizumab treatment. The most frequently reported symptoms were fatigue, cognitive disability and sensory symptoms. Wearing-off symptoms started < 1 week (11%), 1–4 weeks (49%) or more than 4 weeks (37%) before ocrelizumab infusion.

How often do you get Ocrevus infusions?

About OCREVUS OCREVUS is approved by the FDA to treat relapsing or primary progressive forms of multiple sclerosis (MS). OCREVUS is given once every six months by an intravenous (IV) infusion.

Can you take Ocrevus long-term?

Corticosteroids have been used to treat acute episodes (flare-ups) of MS. But they aren't meant for long-term treatment of MS. Using Ocrevus with other MS medications will increase your risk for side effects, especially serious infections.

Can you have a relapse on Ocrevus?

A total of 43 patients (12.1%) stopped using Ocrevus after a median duration of 10.8 months — 24 due to side effects, 15 due to relapse or clinical progression, and four due to death.

Can MS lesions shrink?

Lesion accrual in multiple sclerosis (MS) is an important and clinically relevant measure, used extensively as an imaging trial endpoint. However, lesions may also shrink or disappear entirely due to atrophy.

Does Ocrevus stop progression?

Roche has announced Ocrevus (ocrelizumab) reduced the long-term risk of disability progression in patients with relapsing multiple sclerosis (RMS) and primary progressive MS (PPMS) in two studies.

How long is immune system suppressed after Ocrevus?

A: The average half-life of ocrelizumab in the body is approximately 28 days. Following administration, B-cells are rapidly depleted and can remain undetectable for a prolonged and variable period of time ranging from 6 months to more than 12 months.

Is Ocrevus like chemo?

Ocrevus isn't a type of chemotherapy, but it is an immunosuppressant drug. Chemotherapy works by destroying cells that grow more rapidly than healthy cells, such as cancer cells. Immunosuppressant drugs work by lessening the activity of your immune system.

What is the success rate for Ocrevus?

After 48 weeks, 85% of Ocrevus-treated patients achieved no evidence of disease activity (NEDA; no relapses, worsening of disability or new or enlarging brain lesions with pre-specified MRI re-baselining at 8 weeks).

Can Ocrevus reverse MS?

Ocrelizumab (Ocrevus) is a prescription medication that targets certain B cells in your body's immune system. The Food and Drug Administration (FDA) has approved ocrelizumab to treat relapse-remitting multiple sclerosis (RRMS) and primary progressive multiple sclerosis (PPMS).

Can you drink alcohol on Ocrevus?

Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis). Ocrelizumab can make you more likely to get infections or may worsen any current infections.

How long does it take for Ocrevus to go away?

Most side effects of Ocrevus tend to go away on their own within a few days or a couple of weeks. But if you get an infection or infusion reaction, it may sometimes need treatment with medication. To read more about this, see the “Side effects explained” section below.

What happens after FDA approves Ocrevus?

Note: After the Food and Drug Administration (FDA) approves a drug, it tracks and reviews side effects of the medication. If you’d like to notify the FDA about a side effect you’ve had with Ocrevus, visit MedWatch.

Does Ocrevus cause any eye-related side effects?

It’s unlikely. Eye-related side effects weren’t reported in studies of people who used Ocrevus.

Could I experience weight gain during my Ocrevus treatment?

It’s not likely. In studies, weight gain wasn’t reported in people who used Ocrevus for multiple sclerosis (MS).

Does Ocrevus cause hair loss?

It’s not known if Ocrevus causes this side effect. In studies of the drug, hair loss wasn’t reported.

What is the treatment for MS?

primary progressive MS. Ocrevus is a biologic drug (a drug made in a laboratory using living cells). It treats MS and CIS by helping to stop your immune system from attacking your nerves. Ocrevus can also help prevent relapses (times when your MS symptoms get worse). And it may slow the progression (worsening) of MS.

Does Ocrevus weaken the immune system?

Ocrevus weakens part of your immune system ( your body’s defense against infection ). As a result, it can increase your risk for infections. For example, you may have an increased risk for herpes infection (if you’ve been exposed to the herpes virus).

How long before Ocrevus is given?

All vaccines should be up to date before Ocrevus is even started. Administer all live or live-attenuated vaccines at least 4 weeks before initiating Ocrevus, and non-live vaccines at least 2 weeks before.

How long after a missed Ocrevus dose can you take it?

Once the missed dose has been administered reset the dosing schedule to administer the next dose 6 months after. Doses of Ocrevus must be separated by at least 5 months.

How long does it take for a reaction to Ocrevus to occur?

Infusion reactions, some serious, may occur while you are having an Ocrevus infusion and for up to 24 hours following. Symptoms may include itchy skin, a rash, hives, skin redness, bronchospasm, throat irritation, oropharyngeal pain, shortness of breath, throat edema, flushing, low blood pressure, fever, fatigue, headache, dizziness, nausea, a fast heartbeat, and anaphylaxis. Before Ocrevus is given, your healthcare provider will administer a corticosteroid, such as methylprednisilone, and an antihistamine, such as diphenhydramine to reduce the risk of these infusion reactions happening.

How much does Ocrevus cost?

Ocrevus is expensive but most people do not pay the full cost. People with commercial or private insurance may be eligible for Ocrevus Co-Pay assistance and pay as little as $5 per treatment or up to $15 for a full year of Ocrevus. If you have Medicare your cost for a year of Ocrevus may range between $0 and $13,000.

What is the name of the drug Ocrevus?

Ocrevus is a brand (trade) name for ocrelizumab which may be used to treat multiple sclerosis (MS).

How long to reduce infusion rate?

For mild to moderate infusion reactions, reduce the infusion rate to half the rate and maintain the reduced rate for at least 30 minutes before increasing if the rate is tolerated. Observe patients for infusion reactions during the infusion and at least one hour after completion of the infusion.

What to tell your doctor before starting Ocrevus?

Before starting treatment with Ocrevus, and during treatment with Ocrevus, tell your health care provider if you think you have an infection or have symptoms of an infection such as a fever, chills, muscle aches, cough, shortness of breath, runny nose, sore throat, red or painful skin or sores on your body, tiredness, or pain during urination. Also, let them know if you have infections that keep coming back.

How much does Ocrevus cost?

within two weeks (meaning, early April). The list price for one year of treatment, which consists of two annual infusions, is $65,000. At this time, Multiple Sclerosis News Today has no information about how the drug will be reimbursed.

How is ocrevus given?

As mentioned, Ocrevus is given by an intravenous infusion.

What is the Ocrevus program?

This program assists patients in several ways. First, it helps in finding out if a patient’s health insurance plan covers Ocrevus. It also allows patients to estimate out-of-pocket costs for the treatment.

How long does a 600 mg infusion last?

All following infusions are given as a single 600 mg infusion, lasting for at least three hours, every six months. If a patient has an ongoing infection, this treatment will be delayed until recovery, and the next dose is then rescheduled for six months after the last.

How to contact Ocrevus?

The company has set up a website — www.ocrevus.com — with detailed information. Patients can also call 1-844-627-3887 (Ocrevus Connects, Monday to Friday, from 9 am to 8 pm ET) with questions concerning this therapy.

Is Ocrevus a prescription?

The basics. Ocrevus is a prescription medication, so people considering the treatment should discuss with their physicians whether it may be suitable for them. Genentech — Ocrevus’ developer — is working to make sure that patients receive adequate information about the therapy.

Is Ocrevus approved for MS?

With the recent approval of Ocrevus (o crelizumab) for both primary progressive and re lapsing multiple sclerosis (MS), interest in the medication is peaking. To help readers of Multiple Sclerosis News Today better understand this new medication and how it works, as well issues dealing with access, use, and potential side effects, here is a summary of the most relevant information now available about Ocrevus.

How does Ocrevus work?

Ocrevus works by shutting down the “B” cells to prevent them from being able to fight. So, going with my example above, Ocrevus goes into the hideout of the B/T cell hang out, and neutralizes all the B cells. They no longer can function.

Why is Ocrevus used?

Individuals taking Ocrevus to prevent B cells from attacking their myelin become immunocompromised. While those "B cell double agents" no longer are available to attack their host's body, they also no longer protect against foreign agents either. The clubhouse is open for invasion.

When does Ocrevus reduce B cells?

Usually, Ocrevus reduces the number of B cells available at their greatest number by the 14th day after receiving the infusion, and the individual then is without the protection of the B cells until the body can reproduce them again.

Does Ocrevus have autoimmunity?

While Ocrevus holds great promise for individuals who have PPMS, the impact of having continuous autoimmunity as a consideration in living his life is significant as well.

Does Ocrevus help with PPMS?

As his caregiver, one of my responsibilities is to become familiar with his medications and associated risks. While Ocrevus holds great promise for individuals who have PPMS, the impact of having continuous autoimmunity as a consideration in living his life is significant as well.

Can you go out shopping while on Ocrevus?

Don’t go out shopping or to public areas during flu or cold season. Tell family and friends to visit using video chats methods if they have been sick. Your resistance to infection is real and must be taken seriously. Take reasonable precautions at all times while you remain on Ocrevus.

Is Ocrevus immune compromised?

Therefore, the individual has some immunity, but it is severely compromised – that’s where the term “immunocompromised” comes into play. Individuals taking Ocrevus to prevent B cells from attacking their myelin become immunocompromised. While those "B cell double agents" no longer are available to attack their host's body, they also no longer protect against foreign agents either. The clubhouse is open for invasion.

How long after Ocrevus do you get side effects?

You may have infusion side effects up to 24 hours after your Ocrevus dose. You’re more likely to experience this side effect after your first few doses of Ocrevus than after later doses. Infusion side effects can include: fatigue (lack of energy) headache. itchy skin.

What to do if you have Ocrevus?

If you have serious side effects from Ocrevus, call your doctor right away . However, if you think you’re having a medical emergency, you should call 911 or your local emergency number. Serious side effects that have been reported with the use of Ocrevus include: certain cancers, such as breast cancer.

Does Ocrevus increase the risk of cancer, such as breast cancer?

In rare cases, Ocrevus may increase your risk for certain cancers, such as breast cancer. In clinical studies of Ocrevus, some people who took the drug had an increased risk for breast cancer.

What to take for fever after Ocrevus injection?

If you have a fever after your Ocrevus injection, you may also be given acetaminophen ( Tylenol) or another drug to help lower your temperature.

How to report Ocrevus while pregnant?

If you do receive Ocrevus while pregnant, consider enrolling in a pregnancy registry. You can do so by calling 833-872-4370 or visiting this site. Pregnancy registries are helpful because they collect information about the effects of medications when used during pregnancy. By reporting effects of Ocrevus during pregnancy, you can help your doctor and researchers better understand the risks of receiving the drug.

Can Ocrevus be life threatening?

These could be life threatening if untreated. If you have infusion side effects from Ocrevus, your doctor may slow your Ocrevus infusion. This can help lower your risk for this reaction. Your doctor may also prescribe other drugs with Ocrevus to help lower your risk for infusion side effects.

Can Ocrevus cause MS?

Below are short lists of some of the mild side effects that Ocrevus can cause. To learn about other mild side effects, talk with your doctor or pharmacist, or read the Ocrevus medication guide. Some mild side effects of Ocrevus have been seen mostly in people with relapsing-remitting multiple sclerosis. This is multiple sclerosis (MS) ...

How fast does ocrelizumab work?

I shared with Boster that I have read others’ comments about feeling so much better immediately after receiving Ocrevus and asked what the realistic expectations are to see a difference.

Does ocrevus cause itching?

During my second infusion appointment, I asked the nurse what types of side effects she saw when people start Ocrevus. According to her, the only one that is consistently showing up is an itching sensation some people have, which appears to be a form of allergic reaction and is treatable. This matches the information gathered in all of the clinical trials for ocrelizumab. She added that the worst is when people get an itch they can’t scratch inside their ear. When a reaction happens, the drip rate for the ocrelizumab is slowed down to allow the body to readjust. We talked about this, and according to the clinical trial experience, about 40 percent of people reported this problem with itching. She said they have seen a slightly lower rate in their clinic. Fortunately, I had no sudden need to scratch a hidden itch.

How long does it take for Ocrevus to go away?

Most side effects from Ocrevus are mild and go away after a few days. If you experience side effects that don’t go away, call your doctor. They can determine whether Ocrevus is safe or whether you should try a different medication.

How long after Ocrevus infusion do side effects occur?

Infusion side effects can occur during or up to 24 hours after an Ocrevus infusion. This may also be called an infusion reaction.

What to do if you have an infection while taking Ocrevus?

They’ll likely want to evaluate your symptoms further. If they diagnose an infection, they may prescribe antibiotics to treat it. They may also recommend treatments for any symptoms you’re experiencing.

Does Ocrevus cause respiratory infections?

Upper and lower respiratory infections are two of the most common side effects reported by people taking Ocrevus in clinical trials. Upper respiratory infections (such as the common cold) were more common than lower respiratory infections (such as pneumonia ).

Can you have side effects after an Ocrevus infusion?

If you notice symptoms of infusion side effects after an Ocrevus infusion, talk with your doctor right away. Even mild reactions can become serious quickly and may require urgent treatment.

What to do if you have side effects from Ocrevus?

If you develop serious side effects while taking Ocrevus, call your doctor right away. If the side effects seem life threatening, or you think you’re having a medical emergency, immediately call 911 or your local emergency number.

Does Ocrevus cause cold sores?

These are just a few of the more common side effects reported by people who took Ocrevus in clinical trials. More common side effects in people taking Ocrevus (regardless of the condition being treated) include: increased risk for mild herpes infections, such as oral herpes ( cold sores) or shingles.

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How It Works

Upsides

Downsides

  • If you are between the ages of 18 and 60, take no other medication or have no other medical conditions, side effects you are more likely to experience include: 1. Upper respiratory tract infections, infusion reactions, depression, pain, and other infections (such as herpes-virus associated infections and lower respiratory tract infections) are the most common side effects r…
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Bottom Line

  • Ocrevus is a CD20 monoclonal antibody that causes B-cells to self-destruct or disintegrate, reducing inflammation in people with MS. After an initial loading dose, it is given by IV infusion every six months by a healthcare provider. Upper respiratory tract infections and infusion reactions are the most common side effects.
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Tips

  1. Before starting treatment with Ocrevus, and during treatment with Ocrevus, tell your health care provider if you think you have an infection or have symptoms of an infection such as a fever, chills...
  2. Some vaccinations may need to be avoided during treatment with Ocrevus and for a few months after stopping it. Take care to avoid people who are unwell and protect yourself fro…
  1. Before starting treatment with Ocrevus, and during treatment with Ocrevus, tell your health care provider if you think you have an infection or have symptoms of an infection such as a fever, chills...
  2. Some vaccinations may need to be avoided during treatment with Ocrevus and for a few months after stopping it. Take care to avoid people who are unwell and protect yourself from injury.
  3. Your doctor will also test you for hepatitis B virus (HBV) infection before starting Ocrevus. This is because treating HCV may reactivate an underlying hepatitis B infection (HBV). Any underlying H...
  4. Keep your appointments for your Ocrevus injection. If you miss an appointment, contact you…

Response and Effectiveness

  1. Ocrevus has some effect at reducing disability progression within about 12 weeks; however, it may take at least 6 months or possibly longer for the full effects to be seen.
  2. Trials of up to 96 weeks (almost 2 years) duration have shown that the number of patients with disability progression was significantly lower with Ocrevus compared with REBIF (interferon beta-1a) a...
  1. Ocrevus has some effect at reducing disability progression within about 12 weeks; however, it may take at least 6 months or possibly longer for the full effects to be seen.
  2. Trials of up to 96 weeks (almost 2 years) duration have shown that the number of patients with disability progression was significantly lower with Ocrevus compared with REBIF (interferon beta-1a) a...
  3. 82% to 83% of people taking Ocrevus were relapse-free after 24 weeks compared to 71% to 72% of those taking REBIF.
  4. People taking Ocrevus had 46% to 47% fewer relapses a year than people prescribed REBIF.

Interactions

  • Medicines that interact with Ocrevus may either decrease its effect, affect how long it works for, increase side effects, or have less of an effect when taken with Ocrevus. An interaction between two medications does not always mean that you must stop taking one of the medications; however, sometimes it does. Speak to your doctor about how drug interactions should be mana…
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References

  • Ocrevus (ocrelizumab) [Package insert]. Updated 11/2021. Genentech, Inc. https://www.drugs.com/pro/ocrevus.html
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Further Information

  • Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use Ocrevus only for the indication prescribed. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. Copyright 1996-2022 Drugs.com. Revision date: March 18, 2022. Medical Disclai…
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The Basics

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Ocrevus is a prescription medication, so people considering the treatment should discuss with their physicians whether it may be suitable for them. Genentech — Ocrevus’ developer — is working to make sure that patients receive adequate information about the therapy. The company has set up a website — www.ocrevu…
See more on multiplesclerosisnewstoday.com

Access and Pricing

  • When Ocrevus was approved by the FDA on March 28, Genentech announced it would be available across the U.S. within two weeks (meaning, early April). The list price for one year of treatment, which consists of two annual infusions, is $65,000. At this time, Multiple Sclerosis News Todayhas no information about how the drug will be reimbursed. Genent...
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The Procedure

  • As mentioned, Ocrevus is given by an intravenous infusion. Before beginning treatment, patients are tested for the presence of active Hepatitis B infection. People with Hepatitis B infection should not be treatedwith Ocrevus. If a patient has another type of infection, doctors wait with providing the medicine until the patient has recovered. Since the drug interferes with the proces…
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Is Ocrevus For Everyone?

  • Each MS patient considering Ocrevus treatment should discuss with a physician if the treatment is a suitable option, as there are certain groups of patients who should not take the medication. People who have been infected with the Hepatitis B virus should not receive Ocrevus. In specific cases, a liver disease expert may be consulted to consider if an exception is possible. People wh…
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Pregnancy and Breastfeeding

  • Women of childbearing age may wonder if it is possible to use Ocrevus during pregnancy. Ocrevus has not been studied in pregnant women, but when given to pregnant monkeys in preclinical studies, the drug did cause toxic effects in fetuses without harming the mother. Ocrevus depleted B-cells in these fetuses, with some dying of bacterial infections upon birth. Re…
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Side Effects

  • Ocrevus is considered a relatively safe medication. That does not mean that it is free of side effects.
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