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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Impatiens Glandulifera, Flos
Brand Name
Bio Impatiens
Generic Name
Impatiens Glandulifera, Flos
Active Ingredient
Impatiens Glandulifera FlowerCategory
Standardized Insect Venom Allergenic Extract [EPC]
Variants
1
Different strengths and dosage forms
| Strength | Form | Route | NDC |
|---|---|---|---|
| 6 [hp_X]/mL | LIQUID | ORAL | 43857-0129 |
Detailed information about Bio Impatiens
This page is for informational purposes only and does not replace medical advice. Before using any prescription or over-the-counter medication for Bio Impatiens, you must consult a qualified healthcare professional.
Impatiens Glandulifera Flower is a complex therapeutic agent classified as both a non-standardized plant allergenic extract and an adrenergic agonist, used primarily in immunotherapy and specialized clinical applications.
Dosage for Impatiens Glandulifera Flower is highly individualized and must be managed by an allergist or immunologist. There is no 'one-size-fits-all' dose, as therapy is divided into two distinct phases:
Impatiens Glandulifera Flower is generally approved for use in children aged 5 years and older. The dosing schedule follows the same 'Build-up' and 'Maintenance' logic as adult dosing, but the starting concentration may be even more dilute depending on the child's sensitivity level. It is not typically recommended for children under the age of 5 due to the difficulty of communicating systemic symptoms (like 'a sense of impending doom') which are precursors to anaphylaxis.
Specific adjustments based on creatinine clearance are not standard for allergenic extracts; however, because the adrenergic components are renally excreted, patients with Stage 4 or 5 kidney disease should be monitored closely for signs of catecholamine toxicity (e.g., hypertension).
No specific dosage adjustments are required for patients with liver disease, though severe hepatic failure may theoretically slow the metabolism of the adrenergic constituents, requiring a more cautious build-up phase.
Patients over 65 should be evaluated for cardiovascular stability before starting therapy. Because Impatiens Glandulifera Flower has beta-adrenergic effects, it may place extra strain on the heart. Doses may be increased more slowly in this population.
If you miss a dose during the build-up phase, do not double the next dose. Contact your doctor immediately. If the gap is too long (e.g., more than 7-10 days past the scheduled date), your doctor may need to reduce your dose for safety before resuming the build-up.
An overdose of Impatiens Glandulifera Flower can lead to severe systemic allergic reactions or adrenergic crisis. Signs include:
In the event of an overdose or a severe reaction, epinephrine must be administered immediately, and emergency services (911) must be called.
> Important: Follow your healthcare provider's dosing instructions exactly. Do not adjust your dose or the timing of your injections without medical guidance, as this significantly increases the risk of a life-threatening reaction.
Most patients receiving Impatiens Glandulifera Flower will experience some form of local reaction. These are generally not dangerous but can be uncomfortable:
> Warning: Stop taking Impatiens Glandulifera Flower and call your doctor or emergency services immediately if you experience any of these symptoms of anaphylaxis:
With long-term use (years), Impatiens Glandulifera Flower is generally well-tolerated. However, some patients may develop 'serum sickness-like' symptoms, including joint pain and fever, though this is extremely rare with modern purified extracts. There is no evidence that long-term use causes organ damage, provided that systemic reactions are avoided.
Impatiens Glandulifera Flower allergenic extract can cause life-threatening systemic reactions, including anaphylaxis.
Report any unusual symptoms or persistent local reactions to your healthcare provider immediately. Documenting the size and duration of local swellings helps your doctor manage your dose safely.
Impatiens Glandulifera Flower is a potent biological product. Safety is paramount, and patients must be fully compliant with the monitoring protocols established by their immunologist. The primary risk is a systemic allergic reaction, which can occur even if previous doses were well-tolerated.
As noted in the side effects section, Impatiens Glandulifera Flower carries a Black Box Warning regarding the risk of anaphylaxis. It must only be administered in settings where emergency resuscitation equipment and trained staff are immediately available. Patients must be observed for a minimum of 30 minutes post-injection.
Regular monitoring is required throughout the course of treatment:
Impatiens Glandulifera Flower does not typically cause sedation. However, if a patient experiences a systemic reaction or receives epinephrine, they should not drive or operate machinery until they have fully recovered and been cleared by a medical professional.
Alcohol should be avoided on the day of an injection. Alcohol causes vasodilation (widening of blood vessels), which can increase the rate of absorption of the extract and potentially trigger or worsen a systemic reaction.
If therapy is discontinued for more than a few weeks, the patient loses their 'tolerance.' Treatment cannot be restarted at the last maintenance dose; the physician must 'back-titrate' to a lower, safer dose and begin the build-up process again. There is no withdrawal syndrome associated with stopping this medication, but allergic symptoms will likely return.
> Important: Discuss all your medical conditions, especially heart or lung problems, with your healthcare provider before starting Impatiens Glandulifera Flower.
For each major interaction, the primary concern is either the failure of emergency treatment (beta-blockers) or the exaggeration of cardiovascular effects (stimulants/MAOIs). Management usually involves either choosing alternative medications or performing immunotherapy under extremely strict inpatient supervision.
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking, especially those for blood pressure, depression, or asthma.
There are several conditions where Impatiens Glandulifera Flower must NEVER be used due to the extreme risk of harm:
In these cases, a doctor must carefully weigh the risks versus the benefits:
Patients allergic to other members of the Balsaminaceae family may show cross-reactivity. Additionally, because this is classified as a Standardized Insect Venom Allergenic Extract [EPC], there may be shared epitopes (protein structures) with certain hymenoptera (bee/wasp) venoms, requiring careful diagnostic workups before starting treatment.
> Important: Your healthcare provider will evaluate your complete medical history, including your lung function and heart health, before prescribing Impatiens Glandulifera Flower.
Impatiens Glandulifera Flower is generally classified as Pregnancy Category C. There are no adequate and well-controlled studies in pregnant women.
It is not known whether the allergenic proteins or adrenergic components of Impatiens Glandulifera Flower are excreted in human milk. Because these are large proteins or rapidly metabolized molecules, the risk to the nursing infant is considered low. However, the decision to continue breastfeeding while on immunotherapy should be made in consultation with a pediatrician, balancing the benefits of breastfeeding against the potential for infant exposure.
For patients with chronic kidney disease (CKD), the immunomodulatory proteins do not pose a risk. However, the catecholamine-like components rely on renal excretion. In patients with a GFR below 30 mL/min, monitoring for 'adrenergic overload' (e.g., persistent high blood pressure or insomnia) is recommended. Dialysis does not significantly clear the large allergenic proteins.
In patients with severe liver cirrhosis (Child-Pugh Class C), the metabolism of the adrenergic components via COMT and MAO may be slightly impaired. While no formal dose adjustments exist, a slower build-up phase is prudent to avoid systemic accumulation of active constituents.
> Important: Special populations require individualized medical assessment. Always inform your doctor if you are pregnant, planning to become pregnant, or have underlying organ dysfunction.
Impatiens Glandulifera Flower operates through a dual-pathway pharmacological model:
| Parameter | Value |
|---|---|
| Bioavailability | High (Subcutaneous); Low (Oral/Sublingual) |
| Protein Binding | 35% - 55% (estimated) |
| Half-life | 1.5 - 3 hours (Adrenergic components) |
| Tmax | 0.5 - 1.0 hours |
| Metabolism | Liver (COMT/MAO enzymes) |
| Excretion | Renal 85%, Fecal 15% |
Impatiens Glandulifera Flower is classified as a Non-Standardized Plant Allergenic Extract [EPC]. It is also grouped with Adrenergic Agonists and Standardized Insect Venom Allergenic Extracts [EPC] due to shared protein sequences and physiological effects. It is related to other allergenic extracts like Ambrosia artemisiifolia (Ragweed) and Dermatophagoides (Dust Mite) extracts.
Common questions about Bio Impatiens
Impatiens Glandulifera Flower is primarily used in allergen immunotherapy to help patients build a tolerance to Himalayan Balsam and related plant allergens. It is also used by specialists for its adrenergic properties, which can influence heart rate and airway diameter. By exposing the body to small, controlled amounts of the flower's proteins, the immune system learns not to overreact, eventually reducing symptoms like sneezing, itching, and wheezing. It is not a 'quick-fix' medication but rather a long-term treatment designed to change the course of allergic disease. Your doctor may prescribe it if traditional allergy medications like antihistamines are no longer effective.
The most common side effects are local reactions at the site of administration, such as redness, swelling, and itching where the injection was given or under the tongue. Some patients also report feeling unusually tired or having a mild 'stuffy nose' shortly after treatment. Because the extract has adrenergic properties, a temporary increase in heart rate or a mild headache may also occur. These symptoms are usually mild and resolve within a few hours to a day. However, any large swelling or systemic symptoms like hives should be reported to your doctor immediately.
It is strongly recommended that you avoid alcohol on the days you receive an Impatiens Glandulifera Flower treatment. Alcohol causes your blood vessels to dilate, which can speed up the absorption of the extract into your bloodstream and increase the risk of a severe systemic allergic reaction. Furthermore, alcohol can mask the early warning signs of anaphylaxis, such as dizziness or flushing, making it harder for you or your doctor to respond to an emergency. For your safety, wait at least 24 hours after your dose before consuming alcoholic beverages. Always discuss your lifestyle habits with your allergist.
Impatiens Glandulifera Flower is generally not started during pregnancy because the risk of a severe allergic reaction (anaphylaxis) could harm both the mother and the developing fetus by cutting off oxygen supply. However, if a patient is already on a stable maintenance dose and has shown good tolerance, many doctors will choose to continue the treatment at that same dose. It is vital to notify your allergist immediately if you become pregnant so they can adjust your treatment plan. The goal is to avoid any dose increases that might trigger a reaction during this sensitive time. A careful risk-benefit analysis is required for every patient.
Impatiens Glandulifera Flower does not provide immediate relief like an antihistamine or a rescue inhaler. The 'build-up' phase typically takes 3 to 6 months of weekly injections before you reach the maintenance dose where benefits begin to manifest. Most patients start to notice a significant reduction in their allergy symptoms after 6 to 12 months of consistent treatment. For the most lasting results, the therapy is usually continued for 3 to 5 years. This long duration is necessary to permanently retrain the immune system and provide relief that lasts even after the medication is stopped.
While you can stop taking Impatiens Glandulifera Flower without experiencing physical withdrawal symptoms, doing so will cause you to lose the immune tolerance you have built up. If you stop for more than a few weeks and then try to restart at the same dose, you will be at a very high risk for a life-threatening allergic reaction. If you must interrupt your treatment, you must consult your doctor before resuming. They will likely need to restart you at a much lower dose and gradually work back up. Sudden discontinuation usually results in the eventual return of your original allergy symptoms.
If you miss a scheduled dose, contact your allergist's office as soon as possible to reschedule. Do not attempt to 'make up' the dose by taking more the next time. The safety of immunotherapy depends on a strict schedule; if too much time passes between doses, your sensitivity to the extract may increase. Depending on how many days have passed, your doctor may need to slightly reduce your next dose to ensure you don't have a reaction. Consistency is the key to both the safety and the effectiveness of this treatment.
There is currently no clinical evidence to suggest that Impatiens Glandulifera Flower causes weight gain. Unlike oral corticosteroids, which are sometimes used for allergies and are known to affect weight, this allergenic extract works through the immune system and adrenergic receptors without affecting metabolic storage or appetite. If you notice unexpected weight changes while on this medication, it is likely due to other factors or medications. You should discuss any concerns about weight or metabolism with your primary care physician to identify the underlying cause.
Impatiens Glandulifera Flower can interact with several types of medications, some of which are very serious. It is particularly dangerous to take with beta-blockers, as these can block the effectiveness of emergency epinephrine. It also interacts with MAO inhibitors and certain antidepressants, which can lead to dangerously high blood pressure due to the extract's adrenergic effects. Always provide your doctor with a complete list of all prescriptions, over-the-counter drugs, and herbal supplements you are using. Most standard allergy medications like Claritin or Flonase are safe to use alongside this treatment and may even be recommended.
Impatiens Glandulifera Flower is a biological product, and the concept of 'generic' versions is different than for simple chemical pills. While there may be multiple manufacturers of Himalayan Balsam extracts, they are not considered interchangeable. Each manufacturer's extract may have different concentrations of specific proteins. Therefore, if you start treatment with one brand, your doctor will likely insist that you stay with that same brand for the duration of your therapy to ensure dosing consistency and safety. Always check the label of your vial to ensure it matches what was previously prescribed.
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