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Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice.
Veratrum Viride
Brand Name
Veratrum Viride
Generic Name
Veratrum Viride
Active Ingredient
Veratrum Viride RootCategory
Standardized Pollen Allergenic Extract [EPC]
Variants
8
Different strengths and dosage forms
| Strength | Form | Route | NDC |
|---|---|---|---|
| 100 [hp_C]/1 | PELLET | ORAL | 37662-1312 |
| 200 [hp_C]/1 | PELLET | ORAL | 37662-1313 |
| 6 [hp_C]/1 | PELLET | ORAL | 37662-1309 |
This page is for informational purposes only and does not replace medical advice. Before using any prescription or over-the-counter medication for Veratrum Viride, you must consult a qualified healthcare professional.
| 30 [hp_C]/1 | PELLET | ORAL | 37662-1311 |
| 500 [hp_C]/1 | PELLET | ORAL | 37662-1314 |
| 1 [hp_M]/1 | PELLET | ORAL | 37662-1315 |
| 1 [hp_Q]/1 | PELLET | ORAL | 37662-1316 |
| 12 [hp_C]/1 | PELLET | ORAL | 37662-1310 |
Detailed information about Veratrum Viride
Veratrum Viride Root is a botanical substance historically used for its alkaloid content and currently utilized in standardized allergenic extracts for diagnostic and therapeutic purposes in immunology.
Dosage for Veratrum Viride Root is strictly controlled and varies by the specific clinical application. There is no 'standard' oral dose for general health due to the plant's narrow therapeutic index.
Veratrum Viride Root allergenic extracts are generally not recommended for use in very young children (under age 5) unless the diagnostic need outweighs the risk of a systemic reaction. When used, pediatric dosing for skin testing is identical to adult dosing in concentration, though the number of simultaneous tests may be limited to reduce the risk of discomfort and systemic absorption.
Specific dose adjustments for renal impairment have not been established for allergenic extracts because systemic exposure is minimal. However, in cases of systemic toxicity, impaired renal function may prolong the duration of the alkaloids' effects, requiring intensive monitoring.
Patients with significant liver disease may have reduced capacity to metabolize Veratrum alkaloids. While not a contraindication for skin testing, caution is advised if systemic immunotherapy is being considered.
Elderly patients are more susceptible to the cardiovascular effects of Veratrum viride, particularly bradycardia and hypotension. Healthcare providers may use more dilute concentrations for initial testing in patients over 65 with pre-existing heart disease.
Veratrum Viride Root is almost exclusively administered by a healthcare professional in a clinical setting.
In the context of immunotherapy, a missed dose can disrupt the desensitization process. If a dose is missed, contact your allergist immediately. Do not double the next dose. The physician may need to repeat the previous dose or even reduce the dose if several weeks have passed since the last injection.
An overdose of Veratrum Viride Root is a medical emergency. Signs of toxicity include:
Emergency Measures: If ingestion occurs, call 911 or your local emergency services immediately. Treatment in a hospital setting typically involves the administration of Atropine to reverse bradycardia and intravenous fluids to support blood pressure. Activated charcoal may be used if the ingestion was recent.
> Important: Follow your healthcare provider's dosing instructions. Do not adjust your dose or attempt to use raw Veratrum products without medical guidance.
When used as a diagnostic allergenic extract, the most common side effects are localized to the site of administration:
Veratrum Viride Root is a highly potent substance. The difference between a dose that produces a diagnostic reaction and a dose that causes systemic toxicity is narrow. It must never be used by individuals without professional medical training. Patients with a history of severe cardiovascular disease should be evaluated carefully before undergoing testing with this extract.
No specific FDA black box warning exists solely for Veratrum Viride Root; however, it falls under the umbrella warning for Allergenic Extracts. This warning emphasizes that administration may result in anaphylactic shock. Healthcare providers must ensure that patients remain under observation for at least 30 minutes following any injection or skin test.
Veratrum Viride Root is classified as Pregnancy Category C. There are no adequate and well-controlled studies in pregnant women. Historically, Veratrum alkaloids were known to be teratogenic in livestock (causing 'cyclopia' or one-eyed offspring in sheep), although this specific effect is associated with Veratrum californicum. However, due to the risk of maternal anaphylaxis, which can lead to fetal distress, miscarriage, or death, Veratrum extracts should only be used during pregnancy if the potential benefit justifies the potential risk to the fetus.
It is not known whether the components of Veratrum Viride Root extract are excreted in human milk. Because many drugs are excreted in human milk and because of the potential for serious adverse reactions in nursing infants from Veratrum alkaloids, a decision should be made whether to discontinue nursing or to discontinue the drug, taking into account the importance of the drug to the mother.
Safety and effectiveness in children below the age of 5 have not been established. In older children, the extract is used for diagnostic purposes, but the dose and number of tests are often limited to prevent systemic absorption and minimize the psychological stress of the procedure, which can trigger vasovagal reactions.
Veratrum Viride Root contains a variety of steroidal alkaloids that act as sodium channel modulators. Specifically, they bind to site 2 of the voltage-gated sodium channels. Unlike toxins that block the channel, Veratrum alkaloids prevent the inactivation of the channel. This keeps the channel in an open state, allowing a continuous influx of sodium ions into the cell. In sensory neurons, this leads to repetitive firing and subsequent exhaustion or 'depolarization block.' In the cardiovascular system, this stimulates the vagal afferents in the heart and lungs, triggering the Bezold-Jarisch reflex, resulting in profound bradycardia and vasodilation.
The onset of action for the alkaloids is rapid (within minutes of systemic entry). The duration of effect is typically 2 to 6 hours. The relationship between dose and response is extremely steep; a small increase in dose can lead to a shift from mild hypotension to profound, life-threatening cardiovascular collapse. Tolerance does not typically develop with short-term or diagnostic use.
Common questions about Veratrum Viride
Veratrum Viride Root is primarily used today as an allergenic extract for diagnostic skin testing to identify plant-related allergies. In this procedure, a tiny amount of the extract is introduced to the skin to see if it causes an allergic reaction. Historically, it was used to treat high blood pressure because its alkaloids can slow the heart rate and dilate blood vessels. However, due to its high toxicity and the availability of safer drugs, it is no longer used for hypertension. It is also occasionally found in highly diluted homeopathic preparations for various ailments. Always consult a healthcare provider before any use of this substance.
The most common side effects are local reactions at the site of the skin test, such as redness, itching, and a raised bump called a wheal. These symptoms are usually mild and disappear within an hour or two. Some patients may experience a 'delayed' reaction where swelling occurs several hours later. If the substance is absorbed systemically, it can cause nausea, dizziness, or a slow heart rate. Because it is a potent allergen, the most serious risk is anaphylaxis, which requires immediate medical attention. Your doctor will monitor you closely during and after the test to manage any side effects.
It is strongly advised to avoid alcohol for at least 24 hours before and after a Veratrum Viride Root skin test or injection. Alcohol causes the blood vessels to widen (vasodilation), which can worsen the blood-pressure-lowering effects of the Veratrum alkaloids. Additionally, alcohol can interfere with the skin's reaction to the allergen, potentially leading to inaccurate test results. Alcohol may also increase the likelihood of feeling dizzy or fainting during the procedure. Always inform your doctor if you have consumed alcohol recently before undergoing allergy testing. Following these guidelines ensures both your safety and the accuracy of your medical diagnosis.
Veratrum Viride Root is generally not recommended during pregnancy unless the diagnostic necessity is absolute. It is classified as Pregnancy Category C, meaning there is insufficient evidence from human studies to guarantee its safety. Historically, certain alkaloids in the Veratrum family have been linked to birth defects in animals, although the risk from a small skin test is likely lower. The primary concern for pregnant women is the risk of a severe allergic reaction (anaphylaxis), which could deprive the fetus of oxygen. If you are pregnant or planning to become pregnant, discuss the risks and benefits of allergy testing with your obstetrician and allergist.
When used for allergy skin testing, Veratrum Viride Root works very quickly, with results typically appearing within 15 to 20 minutes. During this time, the immune system reacts to the proteins in the extract, creating a visible 'wheal and flare' if an allergy is present. If used in the form of historical alkaloids for blood pressure, the onset was also rapid, usually occurring within minutes of injection or an hour of oral intake. Because of this rapid onset, patients must be monitored immediately after administration. The effects of the test usually fade within a few hours, though the diagnostic information is recorded by your doctor immediately.
Veratrum Viride Root is not a medication that patients typically take on a daily basis; it is usually administered as a one-time diagnostic test or as part of a scheduled immunotherapy program. Therefore, 'stopping' it suddenly is not usually an issue in the traditional sense. However, if you are undergoing a series of allergy shots (immunotherapy) that include Veratrum, stopping the treatment abruptly can result in the loss of the progress you have made in desensitizing your immune system. You should not miss scheduled doses without consulting your allergist. If you experience a bad reaction, your doctor will be the one to decide to stop the treatment immediately for your safety.
Since Veratrum Viride Root is usually administered by a healthcare professional in a clinic, a missed dose typically refers to a missed allergy shot appointment. If you miss an appointment, call your allergist's office as soon as possible to reschedule. Do not attempt to make up for the missed dose by taking any other medication or by doubling your next dose. Depending on how much time has passed, your doctor may need to adjust your next dose downward to ensure you don't have a reaction. Consistency is key for immunotherapy to be effective, so try to stick to your schedule as closely as possible.
There is no clinical evidence to suggest that Veratrum Viride Root causes weight gain. It is typically used in very small amounts for diagnostic testing or immunotherapy, which is not enough to affect the body's metabolism or fat storage. Unlike some other medications, such as certain steroids or antidepressants, Veratrum alkaloids do not influence appetite or fluid retention in a way that leads to weight changes. If you are experiencing unexplained weight gain, it is likely due to another cause, and you should discuss it with your healthcare provider. Your doctor can help identify the underlying reason for any changes in your weight.
Veratrum Viride Root can interact with several other medications, so it is vital to provide your doctor with a full list of what you are taking. It is particularly dangerous when combined with beta-blockers, which can make it harder to treat an allergic reaction, or heart medications like Digoxin, which can cause the heart rate to drop too low. Antihistamines must be stopped several days before testing because they will block the allergic reaction you are trying to measure. Other drugs like antidepressants and diuretics can also influence how your body responds to the extract. Your healthcare provider will give you specific instructions on which medications to pause before your appointment.
Veratrum Viride Root is not a standard 'branded' prescription drug in the way that many modern pills are, so the concept of 'generic' vs. 'brand name' is slightly different. It is produced as a standardized or non-standardized allergenic extract by various specialized laboratories. While there may be different manufacturers of these extracts, they are all regulated by the FDA's Center for Biologics Evaluation and Research. You cannot typically purchase these extracts yourself at a retail pharmacy; they are ordered directly by specialists like allergists and immunologists. The cost and availability will depend on the specific laboratory your doctor uses and your insurance coverage.
> Warning: Stop taking Veratrum Viride Root and call your doctor immediately if you experience any of these.
There is little data on the long-term effects of repeated diagnostic use. However, in the context of immunotherapy, long-term use is intended to change the immune system's response. Rare long-term risks include the development of new sensitivities or chronic local skin changes at the injection site. Historical data on the chronic use of Veratrum alkaloids suggested risks of chronic gastrointestinal distress and persistent hypotension.
While Veratrum Viride Root extracts do not always carry a specific individual black box warning, the class of Allergenic Extracts often carries a general FDA warning regarding the risk of severe non-fatal and fatal systemic allergic reactions.
Summary of Warning: Allergenic extracts can cause severe life-threatening systemic reactions, including anaphylaxis. Patients should only receive these extracts in a clinical setting equipped with emergency resuscitative equipment (including epinephrine). Patients with unstable asthma or those taking beta-blockers may be at increased risk for severe reactions and may be less responsive to epinephrine.
Report any unusual symptoms to your healthcare provider.
Patients should avoid driving or operating heavy machinery for at least 30 to 60 minutes after receiving Veratrum Viride Root extracts. If a systemic reaction occurs, or if the patient feels dizzy or faint (vasovagal response), they should not drive until cleared by a physician.
Alcohol can cause vasodilation and may exacerbate the hypotensive effects of Veratrum alkaloids. It is recommended to avoid alcohol for 24 hours before and after diagnostic testing to ensure accurate results and patient safety.
If a patient experiences a systemic reaction, the use of the extract must be discontinued immediately. Future testing or therapy should only be resumed at a significantly lower concentration and under extreme caution.
> Important: Discuss all your medical conditions with your healthcare provider before starting Veratrum Viride Root.
Veratrum Viride Root does not typically interfere with standard blood chemistries or urinalysis. However, its primary use is to create a lab result (the skin test). Use of corticosteroids or antihistamines will invalidate the results of the skin test.
> Important: Tell your doctor about ALL medications, supplements, and herbal products you are taking.
Patients allergic to Veratrum viride may also show sensitivity to Veratrum album (White Hellebore) or other members of the Liliales order. There is also anecdotal evidence of cross-reactivity with certain other mountain-dwelling flora, though this has not been extensively mapped in clinical trials.
> Important: Your healthcare provider will evaluate your complete medical history before prescribing Veratrum Viride Root.
Clinical studies of allergenic extracts generally do not include sufficient numbers of subjects aged 65 and over to determine whether they respond differently from younger subjects. In general, dose selection for an elderly patient should be cautious, usually starting at the low end of the dosing range, reflecting the greater frequency of decreased hepatic, renal, or cardiac function, and of concomitant disease or other drug therapy.
While systemic absorption from skin testing is low, patients with end-stage renal disease (ESRD) should be monitored for signs of prolonged alkaloid effect if a systemic reaction occurs. The kidneys are the primary route for the elimination of the alkaloids protoveratrine A and B.
Since the liver is responsible for the metabolic breakdown of steroidal alkaloids, patients with Child-Pugh Class B or C impairment should be treated with caution. Reduced metabolism could theoretically lead to higher peak levels of the drug in the bloodstream following an accidental systemic injection.
> Important: Special populations require individualized medical assessment.
|---|---|
| Bioavailability | Variable (High if systemic) |
| Protein Binding | Approximately 60-70% |
| Half-life | 2 - 4 hours |
| Tmax | 0.5 - 1 hour (systemic) |
| Metabolism | Hepatic (Hydrolysis) |
| Excretion | Renal (Primary) |
Veratrum Viride Root is classified as a Standardized Plant Allergenic Extract [EPC]. Within the broader scope of pharmacology, its active constituents are considered Veratrum Alkaloids, which are historically categorized as antihypertensive agents and sodium channel activators.