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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Non-Standardized Plant Allergenic Extract [EPC]
Lonicera Hypoglauca Flower extract is a non-standardized biological allergenic extract used for the diagnosis and treatment of hypersensitivity to honeysuckle pollen and plant proteins.
Name
Lonicera Hypoglauca Flower
Raw Name
LONICERA HYPOGLAUCA FLOWER
Category
Non-Standardized Plant Allergenic Extract [EPC]
Drug Count
4
Variant Count
6
Last Verified
February 17, 2026
About Lonicera Hypoglauca Flower
Lonicera Hypoglauca Flower extract is a non-standardized biological allergenic extract used for the diagnosis and treatment of hypersensitivity to honeysuckle pollen and plant proteins.
Detailed information about Lonicera Hypoglauca Flower
This page is for informational purposes only and does not replace medical advice. Consult a qualified healthcare professional before using any medication containing Lonicera Hypoglauca Flower.
This extract is primarily utilized in two clinical capacities: diagnostic skin testing and therapeutic allergen immunotherapy (AIT). As a diagnostic tool, it helps healthcare providers identify patients who have developed Type I hypersensitivity (IgE-mediated) to honeysuckle pollen. As a therapeutic agent, it is used in 'allergy shots' to desensitize the patient's immune system to the allergen over time. The use of Lonicera species in medicine has a long history, particularly in East Asian traditional practices where it is known as 'Jin Yin Hua.' However, its transition into Western allergenic extracts focuses strictly on its role as an environmental allergen rather than its purported anti-inflammatory or antimicrobial properties.
The mechanism of action for Lonicera Hypoglauca Flower extract depends on its application. When used for diagnostic skin testing (percutaneous or intradermal), the extract is introduced into the skin. If the patient has pre-existing IgE antibodies specific to the Lonicera proteins, these antibodies—which are bound to the surface of mast cells—will cross-link upon contact with the extract. This triggers mast cell degranulation, releasing histamine, leukotrienes, and prostaglandins, resulting in a 'wheal and flare' reaction (a raised bump and surrounding redness). This reaction confirms clinical sensitivity to the plant.
When used for immunotherapy, the mechanism is more complex and involves a shift in the patient's immune profile. Repeated, escalating doses of the extract induce the production of 'blocking antibodies' (IgG4). These IgG4 antibodies compete with IgE for binding sites on the allergen, effectively neutralizing it before it can trigger mast cells. Furthermore, long-term immunotherapy leads to a shift from a Th2-dominated immune response (which promotes allergy) to a Th1-dominated or T-regulatory (Treg) response. This reduces the production of pro-inflammatory cytokines like IL-4 and IL-5, leading to long-term tolerance of the honeysuckle allergen. Your healthcare provider will determine the appropriate concentration based on your sensitivity levels.
Traditional pharmacokinetic studies (absorption, distribution, metabolism, and excretion) are generally not applicable to allergenic extracts like Lonicera Hypoglauca Flower because they are not administered for systemic circulation in the same way as oral medications.
Lonicera Hypoglauca Flower extracts are FDA-indicated for the following:
Off-label use of these extracts for other conditions is not supported by clinical evidence and is generally discouraged by the American Academy of Allergy, Asthma & Immunology (AAAAI).
Lonicera Hypoglauca Flower extract is typically available in the following formats:
> Important: Only your healthcare provider can determine if Lonicera Hypoglauca Flower is right for your specific condition. These products must be administered under the supervision of a physician prepared to treat anaphylaxis.
Dosage for Lonicera Hypoglauca Flower extract is highly individualized and is never a 'one size fits all' approach.
For percutaneous (skin prick) testing, a single drop of the extract (typically at a 1:10 or 1:20 w/v concentration) is applied to the skin, followed by a prick or scratch. For intradermal testing, 0.02 mL to 0.05 mL of a highly diluted extract (e.g., 1:1000 w/v) is injected into the dermis.
Immunotherapy consists of two distinct phases:
Lonicera Hypoglauca Flower extracts are generally considered safe for pediatric use in children older than 5 years. Dosing follows the same build-up and maintenance protocols as adults, though the physician may choose a more conservative escalation schedule. The use of immunotherapy in children under age 5 is controversial due to the difficulty of the child communicating early symptoms of a systemic reaction.
No specific dosage adjustments are required for patients with renal impairment, as the extract is not cleared through the kidneys in a manner that would lead to toxicity.
No dosage adjustments are necessary for patients with liver disease.
Elderly patients (over 65) require careful evaluation of their cardiovascular status before starting Lonicera Hypoglauca immunotherapy. If a systemic reaction occurs, the use of epinephrine may be more risky in patients with underlying heart disease.
This extract is NEVER for self-administration at home. It must be administered by a trained healthcare professional in a clinic equipped with emergency supplies (epinephrine, oxygen, IV fluids).
If you miss an immunotherapy appointment, contact your allergist immediately.
An 'overdose' in the context of allergenic extracts usually refers to a dose that exceeds the patient's current tolerance level, leading to a systemic allergic reaction.
> Important: Follow your healthcare provider's dosing instructions. Do not adjust your dose without medical guidance.
Local reactions at the site of injection are extremely common and are often expected as part of the body's immune response to the Lonicera Hypoglauca proteins.
> Warning: Stop taking Lonicera Hypoglauca Flower and call your doctor immediately or seek emergency care if you experience any of these symptoms of anaphylaxis.
There are no known long-term 'toxic' side effects associated with Lonicera Hypoglauca Flower extract. Unlike many medications that can damage the liver or kidneys over time, allergenic extracts are biological proteins that do not accumulate in the organs. The primary 'long-term' effect is the intended modification of the immune system. However, if a patient develops a new autoimmune condition, the role of immunotherapy is often evaluated, though no causal link has been definitively established.
While specific 'Black Box' labels vary by manufacturer, all allergenic extracts carry a prominent warning regarding Anaphylaxis.
Summary of Warning: Lonicera Hypoglauca Flower extract can cause severe, life-threatening systemic allergic reactions, including anaphylaxis. This product should only be administered in a clinical setting by healthcare professionals trained in the management of emergency allergic reactions. Patients with unstable or severe asthma are at a significantly higher risk for fatal reactions. Patients taking beta-blockers may be resistant to the effects of epinephrine used to treat a reaction. All patients must be observed for at least 30 minutes following administration.
Report any unusual symptoms to your healthcare provider.
Lonicera Hypoglauca Flower allergenic extract is a potent biological agent. Its use is restricted to patients with a clear clinical history of honeysuckle allergy confirmed by diagnostic testing. It is not a general treatment for all types of 'allergies.' Patients must be informed that while immunotherapy can significantly reduce symptoms, it is not a 'cure' and requires a multi-year commitment.
No FDA black box warnings for Lonicera Hypoglauca Flower specifically, but it falls under the general class warning for all allergenic extracts regarding the risk of severe systemic reactions and the requirement for administration in a specialized medical facility.
The most significant risk is a systemic Type I hypersensitivity reaction. This risk is higher during the build-up phase, when doses are being increased, and during peak pollen seasons when the patient's 'allergic load' is already high.
Patients with asthma must have their condition well-controlled (e.g., FEV1 > 80% of predicted) before receiving an injection. Administering Lonicera extract to a patient experiencing an asthma flare-up can trigger a fatal bronchospasm.
Patients with significant heart disease may not tolerate the physiological stress of a systemic reaction or the high doses of epinephrine required to treat it.
Lonicera Hypoglauca Flower extract does not typically cause sedation. However, if a patient experiences a systemic reaction or receives antihistamines/epinephrine for a reaction, their ability to drive or operate machinery will be significantly impaired. It is generally safe to drive to and from appointments unless a reaction occurs.
Alcohol should be avoided for several hours before and after an injection. Alcohol causes vasodilation (widening of blood vessels), which can increase the rate of allergen absorption and potentially trigger a more severe reaction.
If immunotherapy is discontinued before the 3-5 year mark, the allergic symptoms are likely to return. There is no 'withdrawal' syndrome associated with stopping Lonicera extracts, but the immunological progress will be lost. Tapering is not required for the medication itself, but a gradual restart may be needed if the patient decides to resume therapy later.
> Important: Discuss all your medical conditions with your healthcare provider before starting Lonicera Hypoglauca Flower.
There are no direct food-drug interactions with Lonicera Hypoglauca Flower. However, patients with 'Oral Allergy Syndrome' (OAS) may find that eating certain fruits related to the honeysuckle family might cause mouth itching during their treatment period. This is due to cross-reactivity between plant proteins.
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking.
Lonicera Hypoglauca Flower extract must NEVER be used in the following circumstances:
Patients allergic to Lonicera Hypoglauca may also show sensitivity to other members of the Caprifoliaceae family, such as Elderberry (Sambucus) or Snowberry (Symphoricarpos). Your doctor will test for these if cross-reactivity is suspected.
> Important: Your healthcare provider will evaluate your complete medical history before prescribing Lonicera Hypoglauca Flower.
Lonicera Hypoglauca Flower extract is classified as FDA Pregnancy Category C. There are no adequate and well-controlled studies in pregnant women.
It is unknown whether the protein components of Lonicera Hypoglauca extract are excreted in human milk. However, because these are large proteins and are administered subcutaneously in minute amounts, they are unlikely to be absorbed intact by the nursing infant's gut. Breastfeeding is generally considered safe during immunotherapy.
Immunotherapy is highly effective in children for preventing the 'allergic march' (the progression from hay fever to asthma).
Patients over 65 may have a higher prevalence of cardiovascular disease, which increases the risk of complications from a systemic reaction.
No dosage adjustment is required. The proteins are processed locally by the immune system and do not place a burden on the kidneys.
No dosage adjustment is required. The liver is not involved in the primary metabolism of allergenic extracts.
> Important: Special populations require individualized medical assessment.
Lonicera Hypoglauca Flower extract works by introducing specific botanical proteins (allergens) to the immune system. At the molecular level, these proteins are captured by Antigen-Presenting Cells (APCs), such as dendritic cells. The APCs process the Lonicera proteins and present them to naive T-cells. In an allergic individual, this normally promotes Th2 cell activation. However, the controlled, escalating doses in immunotherapy favor the development of T-regulatory (Treg) cells. These Treg cells secrete IL-10 and TGF-beta, which suppress the allergic response and signal B-cells to switch production from IgE to IgG4.
| Parameter | Value |
|---|---|
| Bioavailability | N/A (Subcutaneous/Local) |
| Protein Binding | High (to IgE/IgG antibodies) |
| Half-life | N/D (Proteins degraded locally) |
| Tmax | 15-30 minutes (for local reaction) |
| Metabolism | Proteolysis by macrophages |
| Excretion | Cellular turnover |
Lonicera Hypoglauca Flower extract is a complex mixture of proteins, glycoproteins, and polysaccharides. The primary allergens are often found in the pollen grains within the flower. The molecular weight of these allergens typically ranges from 10 to 70 kDa. The extract is usually prepared in a 0.9% saline solution with 0.4% phenol or 50% glycerin for stability.
Lonicera Hypoglauca Flower is classified as a Non-Standardized Plant Allergenic Extract. It belongs to the broader category of Biologicals and Immunomodulators. Related medications include extracts for Ragweed, Timothy Grass, and Oak Tree pollen.
Common questions about Lonicera Hypoglauca Flower
Lonicera Hypoglauca Flower extract is primarily used for the diagnosis and treatment of seasonal allergies caused by honeysuckle pollen. In a diagnostic setting, it is used in skin prick tests to confirm if a patient is truly allergic to this specific plant. For treatment, it is used in allergen immunotherapy, commonly known as 'allergy shots,' to help the body build up a tolerance to the allergen. This is particularly helpful for patients who do not get enough relief from standard over-the-counter allergy medications. It is not used to treat acute allergic reactions but rather to prevent them over the long term.
The most frequent side effects are local reactions at the site where the extract was injected or applied. These include redness, itching, and a raised bump or swelling that looks like a mosquito bite. These symptoms usually appear within minutes and fade within a few hours, though some people may have a 'late-phase' reaction where the swelling returns several hours later. Some patients also report feeling slightly tired or having a mild increase in their usual allergy symptoms, like sneezing, shortly after the injection. Serious systemic reactions are rare but require immediate medical attention.
It is strongly recommended that you avoid alcohol on the days you receive an injection of Lonicera Hypoglauca Flower extract. Alcohol can cause your blood vessels to dilate, which might speed up the absorption of the allergen into your bloodstream, increasing the risk of a severe systemic reaction. Furthermore, alcohol can mask the early symptoms of an allergic reaction, making it harder for you to realize you need help. Most allergists suggest waiting at least 24 hours after your injection before consuming alcohol. Always follow the specific safety protocols provided by your allergy clinic.
The safety of Lonicera Hypoglauca Flower extract during pregnancy is a complex issue that requires a discussion with your doctor. Generally, healthcare providers will not start a new course of immunotherapy while a patient is pregnant because the risk of a severe allergic reaction (anaphylaxis) could harm the baby by reducing oxygen flow. However, if you are already on a stable maintenance dose and are tolerating the injections well, your doctor may allow you to continue the treatment. The dose is rarely increased during pregnancy to minimize risks. Your allergist and obstetrician will work together to decide the best path for you.
When used for diagnostic testing, the results are almost immediate, appearing within 15 to 20 minutes of the skin prick. However, when used as a treatment (immunotherapy), it takes much longer to see a clinical benefit. Most patients begin to notice a reduction in their allergy symptoms after 3 to 6 months of consistent 'build-up' injections. The full effect is usually reached after one year of maintenance therapy. To achieve long-lasting results that persist even after the treatment stops, a full course of 3 to 5 years is typically required.
Yes, you can stop taking Lonicera Hypoglauca Flower extract injections suddenly without experiencing physical withdrawal symptoms like you might with some other medications. However, stopping the treatment early—especially before the 3-year mark—usually means that your allergy symptoms will eventually return to their original severity. Immunotherapy works by gradually retraining your immune system, and this process requires consistency over several years. If you need to stop treatment due to side effects or life changes, talk to your allergist about the best way to manage your allergies moving forward.
If you miss an appointment for your Lonicera Hypoglauca Flower injection, you should call your allergy clinic as soon as possible to reschedule. Missing a dose can affect your progress, especially during the 'build-up' phase when your body is learning to tolerate higher amounts of the allergen. Depending on how much time has passed since your last injection, your doctor may need to repeat your last dose or even reduce the dose slightly to ensure your safety. Never try to administer the extract yourself or take extra doses to make up for the one you missed.
There is no scientific evidence to suggest that Lonicera Hypoglauca Flower extract causes weight gain. Unlike systemic corticosteroids (like prednisone), which are sometimes used for severe allergies and are well-known for causing weight changes, allergenic extracts are biological proteins that work locally on the immune system. They do not affect your metabolism, appetite, or fat distribution. If you experience weight gain while on immunotherapy, it is likely due to other factors, such as lifestyle changes or other medications you may be taking, and you should discuss this with your primary care physician.
Lonicera Hypoglauca Flower extract can be taken with many common medications, but there are some very important exceptions. You must tell your doctor if you are taking beta-blockers, ACE inhibitors, or MAO inhibitors, as these can make allergic reactions more dangerous or harder to treat. Additionally, you must stop taking antihistamines several days before any skin testing, as they will block the test results. Most other routine medications for blood pressure, cholesterol, or diabetes do not interact with the extract, but a full review of your medication list by your allergist is essential for safety.
The concept of 'generic' medications does not apply to allergenic extracts in the same way it does to pills. Lonicera Hypoglauca Flower extract is a biological product, and different manufacturers may produce their own versions of the extract. These are considered 'non-standardized,' meaning that one company's extract may have a different concentration of proteins than another's. Because of this, you cannot easily switch between different brands of the extract without your doctor carefully adjusting the dose. Always ensure your immunotherapy is managed by a consistent provider using a consistent source of extract.