Treatment FAQ

when treatment no longer works for itp

by Layne Schumm Published 2 years ago Updated 2 years ago
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If it has been between 3 and 12 months since your diagnosis, your condition is considered persistent. And, if it has been more than 12 months since your diagnosis and the first treatment you received did not help you achieve remission, you are considered to have chronic ITP.

Full Answer

Is there a cure for ITP?

There’s no cure for ITP, so symptomatic cases require ongoing treatment. Effective treatment can help prevent excessive bleeding and related complications, such as bleeding in the brain or other organs. However, treatment can be just as complex as the condition. There’s no one treatment measure that works for ITP.

What is persistent ITP?

Persistent ITP refers to ITP diagnosed 3 to 12 months previously, and includes ITP in patients not reaching spontaneous remission and in those not maintaining a complete response off therapy. (When ITP spontaneously remits in adults, it usually does so within the first 12 months after the condition is diagnosed.)

What is the best long-term therapy for interstitial thrombocytopenic purpura (ITP)?

Splenectomy remains an effective long-term therapy, as does rituximab (Rituxan) in a subset of patients. Thrombopoietic agents offer a new alternative, although their place in the overall management of ITP remains uncertain.

What is the difference between chronic and severe ITP?

Chronic ITP: Lasting for more than 12 months. Severe ITP is defined by bleeding at presentation sufficient to mandate treatment, or new bleeding symptoms requiring additional therapeutic intervention with a different platelet-enhancing agent or an increased dosage of a current agent.

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What happens when nplate doesn't work?

Loss of response to Nplate. In some of these cases, the cause may be their immune system inactivating Nplate. And this can lead to severe thrombocytopenia (very low platelet level). If Nplate isn't working for your condition, your doctor may order certain blood tests to determine if Nplate is right for you.

Does ITP get worse over time?

Does it get worse over time? No, unlike autoimmune diseases such as rheumatoid arthritis and multiple sclerosis it is not a progressive disease, but the risk of bleeding is present from the day the disease develops. ITP can go into temporary or permanent remission.

How often can you repeat IVIg for ITP?

Current dosing guidelines recommend administration of 1 mg/kg IVIG as a single dose, repeated as necessary based upon platelet response. An increase in platelet count is typically expected within 24 to 48 hours in up to 85% of patients.

How often does ITP go into remission?

About 80% of patients with ITP respond rapidly—often within 1 week. Of those, 15% relapse within the first year, and after 10 years, two-thirds remain in remission.

How low can platelets go before death?

When the platelet count drops below 20,000, the patient may have spontaneous bleeding that may result in death.

How long can you survive with low platelets?

Platelet destruction Platelets live about 7-10 days in people without thrombocytopenia. A low platelet count can be a result of the body destroying too many platelets too quickly.

Why is IVIg not working?

Vaccines may not work as well in the weeks to months after the IVIG is given because the IVIG may block the immune system from responding appropriately to the vaccine. However, it is important to get certain vaccines, and you are better protected if you get the vaccines than if you do not.

What happens when IVIg is stopped?

Five of the 14 patients (35.7%) who stopped the treatment reported a clinical deterioration ranging from 1 to 3 months after suspension, and they had to restart the treatment. Nine patients who discontinued IVIg and all 3 patients who shifted to SCIg remained in remission after a 6-month follow-up.

How successful is IVIg for ITP?

Several clinical trials have shown that IVIg (up to 1 g/kg) is an effective treatment in 70–80% of patient with ITP (39-42).

How long does IVIg last for ITP?

Side effects include irritability, stomach irritation, weight gain, difficulty sleeping, mood changes and acne. Intravenous gamma globulin ("IVIg") — IVIg slows the rate of platelet destruction temporarily. IVIg works quickly — within 24 to 48 hours — but its effect typically only lasts several days to a couple weeks.

How long does rituximab last for ITP?

Rituximab is a chimeric monoclonal antibody targeting a B-cell antigen (CD20) that has been used widely as a second line therapy for ITP with a promising response rate approaching 60% in some studies. A response is usually seen between week one to eight of therapy and could last for five years in some patients.

Does removing the spleen cure ITP?

While a splenectomy may raise the platelet count, it does not eliminate ITP since the antibody-coated platelets remain in circulation.

How often is nplate given?

Nplate is given as a shot once a week. These meds may have milder side effects than many other cITP treatments, but can include: A tired feeling. Blood clots. Headaches. Rituximab ( Rituxan ): Doctors use this medicine as a second-line treatment for cITP.

What is the first line treatment for CITP?

First-Line Treatments. For cITP, these are corticosteroids (steroids) and immune globulin (IVIG or anti-D). Steroids do a good job of helping your body make more platelets, but you usually don’t take them for long because of their serious side effects. Immune globulin comes from donated human blood.

What is the TPO-RA?

Thrombopoietin-receptor agonists (TPO-RAs): These new medicines help your body make more platelets. There are three drugs in this class: avatrombopag ( Doptelet ), eltrombopag ( Promacta ), and romiplostim ( Nplate) You take Promacta as a pill every day. Nplate is given as a shot once a week.

What is the FDA approved drug for cITP?

Black, tarry stools. Fostamatinib ( Tavalisse ): The FDA approved this drug for cITP in 2018. It’s a tablet you take twice a day. In clinical trials, it helped create more blood platelets for some people who weren’t helped by other second-line treatments.For most people, side effects are mild.

What are the side effects of Rituximab?

Rituximab ( Rituxan ): Doctors use this medicine as a second-line treatment for cITP. It raises platelet counts for many people, but it comes with serious side effects, which can include: 1 Swelling of the tongue or throat 2 Chest tightness 3 Hives 4 Blurred vision 5 Blood in urine or stools 6 Black, tarry stools

What to do if you have a blood clot?

Don’t smoke. Ask your doctor about how you can quit. Choose foods that help your blood clot, like spinach, kale, and other dark, leafy greens. Limit caffeine and alcohol.

What sport can you do to get the most out of your treatment?

To give your medicines the best chance to work: Skip high-impact sports like football, boxing, martial arts, and snowboarding . Swimming, tennis, biking (with a helmet), and track are better options.

Is hematopoietic stem cell transplantation recommended?

Unfortunately, because hematopoietic stem cell transplantation is associated with high morbidity and mortality from bleeding and infection, it is an undesirable treatment approach for ITP and not currently recommended.

Do corticosteroids improve HRQoL?

Related to HRQoL, there are no data to suggest that corticosteroids improve HRQoL in either children or adults. In fact, long courses of corticosteroids, in either children or adults, may have a negative impact on HRQoL secondary to the impact on sleep disturbance, weight gain, and mental health [26].

Is ITP a definitive diagnosis?

There is no definitive diagnostic test for ITP; therefore, primary ITP remains a diagnosis of exclusion after ruling out any underlying and/or initiating causes of the thrombocytopenia [2]. ITP is classified based on duration into newly diagnosed, persistent (3– <12 months), and chronic (≥12 months) [2].

Does IVIG reduce bleeding?

This indicates that, for the majority of children with no or mild bleeding (< Grade 3), IVIG at the onset of ITP does not reduce bleeding; however, IVIG may be important in the management of Grade 3 or higher bleeding at the time of diagnosis. In adults with ITP, traditional first-line therapy is oral corticosteroids.

How long does ITP last?

Persistent ITP lasts for between 3 to 12 months. It usually doesn’t go into remission on its own and doesn’t always go away after treatment. Chronic ITP lasts for at least 12 months. It’s more common in adults and can come back frequently. Symptoms start more gradually and can last up to several years.

How long does it take for an ITP to come back?

doesn’t come back. About 80 percent of kids who are newly diagnosed with ITP will have a case that resolves within 12 months, according to the National Organization for Rare Disorders. More than 50 percent of newly-diagnosed adults will go on to have chronic ITP, the group estimates.

What is the best treatment for ITP?

If steroids and antibody treatments don’t relieve your symptoms, your doctor may try a second- or third-line therapy , such as: Rituximab (Rituxan, Truxima).

Can ITP come back?

But chronic ITP can come back after you treat it, sometimes frequently. The doctor who treats your ITP will monitor you for signs that your disease has come back. If your platelet count drops or you develop severe ITP symptoms, your doctor may recommend undergoing treatment again.

Who treats ITP?

ITP is usually treated by a hematologist, a specialist in blood diseases. Your hematologist will likely schedule regular follow-up visits to check for recurrences. Some people with chronic ITP don’t have any symptoms, even when their platelet count is low.

Does a monoclonal antibody stop platelets from growing?

This is a monoclonal antibody that stops your immune cells from destroying your platelets. But it’s important to note that this medication can decrease the effectiveness of vaccines. And though it’s frequently prescribed, it hasn’t been approved by the FDA to treat ITP. Platelet growth factors.

Can ITP stop bleeding?

These therapies can stop bleeding, bruising, and other ITP symptoms. If your symptoms are mild, your doctor may wait and observe you before offering treatment. If your platelet levels are very low or if you’re experiencing severe symptoms, your doctor may recommend starting treatment right away.

What is the first line of treatment for idiopathic ITP?

For primary idiopathic ITP, corticosteroids have been the standard first-line of treatment for symptomatic patients, with the addition of intravenous immune globulin (IVIG) or Rho(D) immune globulin (anti-RhD) for steroid-resistant cases.

What is ITP in medical terms?

Immune thrombocytopenic purpura (ITP) is an autoimmune condition that affects nearly 1:10,000 people in the world. It is traditionally defined by a platelet count of less than 100 x 109L, but treatment typically depends on symptomology rather than on the platelet count itself.

What is the ITP?

Immune thrombocytopenia (ITP, also called idiopathic thrombocytopenic purpura, immune thrombocytopenic purpura) is an acquired thrombocytopenia caused by autoantibodies against platelet antigens. It is one of the more common causes of thrombocytopenia in otherwise asymptomatic adults. Major diagnostic concerns in an adult ...

Is thrombocytopenia asymptomatic or asymptomatic?

It is one of the more common causes of thrombocytopenia in otherwise asymptomatic adults. Major diagnostic concerns in an adult with suspected ITP are twofold: ● Distinguishing ITP from other causes of thrombocytopenia, which often have a similar presentation but may require completely different management approaches.

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