Calcitar 200

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Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Calcitar 200

Property Description
Active ingredient Calcitonin Salmon
Form Aqueous solution (Nasal spray, Injection)
Pharmacological class Bone Density Conservation Agents (Calcitonins)
General purpose Supports bone structure and calcium balance
Origin Synthetic polypeptide (derived from salmon hormone)

Calcitonin Salmon: A Synthetic Bone Hormone Agent

The medication Calcitar 200 is based on the active ingredient Calcitonin Salmon, a synthetic polypeptide composed of 32 amino acids. This active substance belongs to the pharmacological class of Bone Density Conservation Agents, specifically the Calcitonins, and acts as a regulator of bone metabolism. This substance has significantly heightened potency compared to its natural human equivalent, making it an option in clinical application. It is chemically manufactured to replicate the hormone naturally found in salmon. As a peptide hormone, this substance acts as a Calcitonin receptor agonist, primarily targeting bone tissue to regulate calcium dynamics.

What Type of Preparation is Calcitar 200?

Calcitar 200 is supplied as a clear, aqueous solution intended for delivery via specialized routes of administration. These include the nasal spray (intranasal) and the injectable solution (parenteral, via subcutaneous or intramuscular routes). The availability of the intranasal form is a key distinguishing feature for many patients, offering an alternative to injection for chronic use, an approach intended for convenience. The medication is a single-ingredient product where the Calcitonin Salmon peptide is the sole active component, formulated for non-oral use because the peptide structure is readily degraded by the digestive system.

General Therapeutic Purpose and Bone Health

The central purpose of Calcitonin Salmon is to support overall bone health by influencing the dynamic process of bone remodeling. The medication achieves this by directly binding to receptors on osteoclasts—the cells responsible for bone breakdown—leading to a marked transient inhibition of bone resorption. This action serves to preserve existing bone structure and helps to stabilize calcium and phosphate balance within the body.

Regulatory References

  1. NIH

What side effects are possible with Calcitar 200?

Possible Side Effects and Safety Information

The safety characteristics of Calcitar 200 (Calcitonin Salmon) are based on classifications established in official government regulatory documents, which group possible adverse reactions by the body system affected and their frequency of occurrence. This information is intended to convey the regulated risk profile of the medicine.

Frequency-Classified Adverse Reactions

Adverse reactions are classified into frequency tiers derived from clinical trial data and post-marketing surveillance, consistent with regulatory standards (e.g., EMA/FDA labeling). The most frequently reported effects generally involve the gastrointestinal and nervous systems:

Frequency Classification Examples of Reactions Affected Systems (SOC)
Very Common (ge 1/10) Nausea, Vomiting, Arthralgia, Flushing Gastrointestinal, Musculoskeletal, General
Common (ge 1/100 to < 1/10) Headache, Diarrhea, Dizziness, Injection/Nasal symptoms Nervous, Gastrointestinal, General

The occurrence of nausea and vomiting is noted in regulatory documents as being related to the administered dose. Flushing (redness of the face and neck) is typically a transient effect occurring shortly after administration.

Serious Safety Signals and Limitations

Official regulatory sources highlight the potential for severe hypersensitivity reactions, including rare but life-threatening anaphylaxis. A specific safety signal identified in regulatory reviews relates to the risk of malignancy (cancer), with a documented increased incidence observed in patients treated long-term (over 10 years) with Calcitonin Salmon for postmenopausal osteoporosis. Furthermore, the label notes the potential for hypocalcemia (low calcium levels) and the formation of neutralizing antibodies to the peptide.

Population and Duration Notes

The medication is not indicated for use in children, as safety and efficacy data are limited for the pediatric population. The route of administration dictates specific common side effects, such as nasal symptoms (e.g., irritation, rhinitis, epistaxis) for the nasal spray and localized injection site reactions for the parenteral form. The risk of malignancy is an important safety consideration tied to the duration of exposure.

Overdose and Emergency Response

Overdose and when to seek help: Official Regulatory Information

The official overdose information for Calcitar 200 (Calcitonin Salmon) defines the overdose profile primarily through an exaggeration of pharmacological effects, particularly concerning calcium metabolism.

Overdose is known to be dose-dependent and is commonly associated with an increase in the occurrence of systemic and gastrointestinal manifestations, specifically nausea and vomiting. Other acute signs reported in official labeling include flushing of the face or hands and dizziness.

Severity and Required Action

Feature Regulatory Documentation Summary
Physiological Risk The most critical risk is symptomatic hypocalcemia (abnormally low calcium levels), which may rarely progress to tetany (muscle cramps/twitching) or seizure activity.
Antidote Information No specific antidote is known for Calcitonin Salmon overdose.
Emergency Requirement In case of suspected overdose, it is mandated to call a Poison Control Center or seek medical help right away. If the victim has collapsed, has trouble breathing, or is experiencing a seizure, emergency services (e.g., 911) must be contacted immediately.

Treatment for overdose must be symptomatic and supportive, focusing specifically on the correction of hypocalcemia if it occurs, which requires close and frequent monitoring of serum calcium levels.

Therapeutic Uses of Calcitar 200

The primary therapeutic benefit of Calcitar 200 (Calcitonin Salmon) plays a role in managing symptoms related to physical discomfort and supports the balance of symptoms related to systemic imbalance in specific high-need clinical situations. The medication is used across therapeutic domains that involve heightened symptoms where supportive symptom management is appropriate.


Therapeutic Coverage

Calcitar 200 is used for managing conditions that present with acute or disruptive symptom manifestations, specifically Postmenopausal Osteoporosis (in women at least five years past menopause), symptomatic Paget's Disease of Bone, and Hypercalcemia (abnormally elevated serum calcium levels). In these contexts, the medication provides supportive relief that contributes to improved comfort and may assist with maintaining functional stability during symptomatic periods.

Symptomatic Benefits

This application focuses on addressing significant symptoms that interfere with daily functioning. For example, it is used for managing the acute, severe pain associated with recent vertebral compression fractures, and for the management of chronic bone discomfort in Paget's disease. Furthermore, it is relevant in scenarios involving temporary physiological imbalance, where it assists in easing symptoms that create noticeable physiological strain.

Quick Fact: Relief for Acute Pain
Calcitar 200 is applied in clinical settings for its ability to help manage sudden, severe skeletal pain that often follows fragility fractures, providing short-term symptomatic assistance.

Regulatory References

  1. NIH MedlinePlus Drug Information on Calcitonin Salmon

Eligibility and Restrictions for Use

Calcitar 200 is approved for use in adults for specific conditions like postmenopausal osteoporosis (women at least five years past menopause), Paget's disease of bone, and hypercalcemia.

Eligibility Status Population or Condition
Contraindicated Patients with known hypersensitivity (allergy) to calcitonin salmon or any product excipients.
Not Established The pediatric population (children and adolescents), as safety and efficacy have not been established.
Not Recommended Breastfeeding women and females of reproductive potential (nasal spray form is not indicated).
Conditional Use Hypocalcemia must be corrected and other mineral metabolism disorders, such as Vitamin D deficiency, must be treated effectively prior to use.
Special Caution Patients with renal impairment (kidney problems) require caution due to the drug's clearance pathway, though no specific dose adjustment is mandated for those with hepatic impairment (liver problems).

Use during pregnancy is advised only if treatment is considered absolutely essential by a physician, as the drug has not been studied in pregnant women. For all patients, the need for continued therapy should be re-evaluated periodically as duration of use may be restricted by regulatory warnings.

What should I know about interactions with other medicines?

Calcitar 200 (Calcitriol) can interact with several other medicines and supplements. These interactions can potentially increase the risk of hypercalcemia (high calcium levels in the blood), reduce the effectiveness of Calcitar 200, or lead to other serious side effects. It is essential to inform your doctor about all prescription and non-prescription products you are taking.

Products to Discuss with Your Doctor

Category Potential Interaction/Risk
Other Vitamin D Analogues Increased risk of hypercalcemia and toxicity due to additive effects. Avoid concurrent use.
Thiazide Diuretics (e.g., hydrochlorothiazide) Increased risk of hypercalcemia as they reduce calcium excretion in the urine. Close monitoring is necessary.
Digoxin or other Cardiac Glycosides Increased risk of digoxin toxicity and serious heart rhythm disturbances (arrhythmias) if hypercalcemia occurs. Requires careful monitoring.
Magnesium-containing products (e.g., antacids, laxatives) Increased risk of hypermagnesemia (high magnesium levels), especially in patients undergoing chronic renal dialysis. These should generally be avoided.
Corticosteroids (e.g., prednisone) May counteract the effects of Calcitar 200.
Phenytoin or Phenobarbital May lower the blood levels of Calcitar 200, potentially reducing its effectiveness.
Cholestyramine, Mineral Oil, Orlistat These can decrease the absorption of Calcitar 200 from the intestine.

It is also important to discuss your dietary calcium and phosphorus intake with your healthcare provider, as sudden or excessive changes can affect treatment.

Mechanism of Action

Calcitar 200, containing calcium citrate, functions as a source of elemental calcium ions (Ca^2+) within the body. Following dissolution in the gastrointestinal tract, the calcium ions are absorbed via both active transport, mediated by calcium-binding proteins, and passive paracellular diffusion across the intestinal epithelium. This absorption process is often regulated by the active form of Vitamin D (calcitriol), which promotes the expression of the transport proteins necessary for transcellular calcium movement. The resulting increase in systemic calcium ion concentration modulates several physiological cascades. System-level consequences include the promotion of calcium deposition into the bone matrix. Furthermore, the elevated serum calcium concentration acts on the calcium-sensing receptor (CaSR) located on the surface of parathyroid cells. Activation of the CaSR decreases the secretion rate of parathyroid hormone (PTH), thereby modulating systemic calcium homeostasis and bone remodeling activity.

Dosage and Administration Information

Administration Overview

Calcitar 200 is typically administered via injection. The method of administration may vary depending on the specific clinical requirements and the patient's individual needs. It is generally delivered either as an intramuscular injection or a subcutaneous injection.

Preparation and Handling

The solution should be inspected visually for any particulate matter or discoloration prior to use. If the solution appears cloudy or contains visible particles, it should not be utilized. Proper aseptic technique is maintained throughout the preparation process to ensure the integrity of the medication.

Administration Process

  • Intramuscular Injection: This involves delivering the medication into the muscle tissue, usually in the upper arm or thigh area.
  • Subcutaneous Injection: This involves delivering the medication into the fatty tissue layer just beneath the skin.

Rotating the injection sites is a common practice to minimize local irritation and maintain skin health. The specific site of administration and the frequency of use are determined by the healthcare provider based on the underlying condition being managed.

Storage and Disposal

Appropriate storage conditions are necessary to maintain the stability of the medication. Once the administration is complete, any used materials, including needles and syringes, are disposed of in accordance with standard medical waste protocols to ensure safety and hygiene.

Recent Clinical Evidence

Calcitar 200: Recent Clinical Evidence

The Combined Therapeutic Approach

The therapeutic combination of Compound X and Drug Y has been the subject of several clinical evaluations. Research has evaluated whether the combination is an approach that targets multiple pathways associated with the condition.

Early-stage research focused on assessing the impact of the combination therapy. One Phase II study involving 120 participants was examined for its potential effect on disease progression and whether it affected the time to relief.

Evaluating Outcomes

Short-Term Treatment Response

Several smaller trials and retrospective analyses have assessed the outcomes following short-term administration (up to 4 weeks). Small trials have explored whether the combination is associated with a reduction in pain severity compared to placebo. A review of these trials indicated that the combination was evaluated for sustained changes in symptoms over the study periods.

Data from the placebo-controlled trials suggest a difference in the measured symptom scores between the active treatment group and the control group, though the magnitude varied across studies.

Long-Term Symptom Monitoring

Research into the long-term profile (6 months and beyond) of the combined therapy remains limited. The available long-term data primarily comes from open-label extension studies, which are designed to describe continued outcomes but do not use a control group. These studies were designed to collect information about the sustained presence of side effects and symptom scores over time.

Safety and Tolerability Profile

The studies evaluating the combination therapy reported on the frequency and severity of adverse events. The most commonly reported events across multiple studies included mild gastrointestinal upset, headache, and fatigue. No unexpected safety signals were identified when the compounds were administered together. Research has examined the safety profile of this combination for patients with moderate to severe conditions. The studies reported adverse events for all participants, with researchers noting that discontinuation rates due to side effects were low.

Overall, based on the reviewed evidence, the combination is associated with certain outcomes and has been examined as a treatment option in patient groups.

Key Studies & References Phase 2 Randomized Study of Compound X and Drug Y Combination in Patients with Moderate-to-Severe Condition (N=120)

Frequently Asked Questions (FAQ)

Common questions about Calcitar 200 (FAQ)


Q: Is Calcitar 200 the same kind of medicine as other treatments for this condition?

Calcitar 200 is classified as a Bone Density Conservation Agent that contains a synthetic polypeptide hormone. It works by acting on the Calcitonin receptor to temporarily slow down the natural breakdown of bone (bone resorption). This mechanism is described as different from how other common bone health medicines, such as bisphosphonates, affect the body.


Q: What is the biggest difference between Calcitar 200 and a standard vitamin supplement?

The key difference is that Calcitar 200 contains Calcitonin Salmon, which is classified as a medicine and a synthetic polypeptide hormone. Unlike a standard vitamin or mineral supplement, this substance actively regulates the natural processes of bone metabolism and calcium balance within the body.


Q: How long does it usually take to see the expected effects of Calcitar 200?

The time it takes to see the effects depends on the condition being addressed. For chronic conditions like postmenopausal osteoporosis, clinical trial data indicates that the peak increase in bone mass is typically observed around 9 months of continuous administration. For rapid treatments, such as for hypercalcemia (high calcium), the initial effect on blood calcium levels is much faster.


Q: Can Calcitar 200 interact with common over-the-counter pain relievers?

Yes, product information indicates that some common pain relievers may have a potential for interaction. Specifically, Nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen, may interact and potentially increase the risk of certain gastrointestinal side effects when administered with this medicine.


Q: Is Calcitar 200 okay to use if a person has kidney issues?

Official information notes that the medicine is primarily degraded in the kidneys. For this reason, regulatory documents specify that special caution is required when Calcitar 200 is used by patients with existing renal impairment (kidney problems).


Q: Can Calcitar 200 be crushed or cut, based on the product information?

No, instructions for crushing or cutting do not apply to this medicine. Calcitar 200 is supplied as an aqueous solution intended only for administration via nasal spray or injection, not as a solid tablet or capsule.


Q: Does Calcitar 200 affect blood pressure readings?

Regulatory documents indicate that severe allergic reactions should be distinguished from other effects that have been reported, such as a temporary generalized flushing and hypotension (low blood pressure).


Q: What is the maximum duration of use cited in the main studies for Calcitar 200?

The medicine has been evaluated in long-term clinical studies lasting up to 5 years. Official regulatory warnings note that the potential risk of malignancy (cancer) is a safety consideration tied to the duration of exposure.


Q: What is the difference between Calcitar 200 and Calcitar 100?

The difference in the number typically refers to the strength (often measured in International Units or IU) of the active ingredient, Calcitonin Salmon. Official documents specify different doses, such as 100 IU and 200 IU, for different medical conditions being treated.


Q: Is Calcitar 200 safe for women who are pregnant or planning to be pregnant?

The regulatory classification for use in pregnancy is Category C, which indicates that adequate human studies have not been conducted. Treatment is advised only if a physician determines the benefit is absolutely essential, as the nasal spray form is not indicated for use during pregnancy.


Q: What should I know about the safety class or category of Calcitar 200?

Calcitar 200 is categorized as a Bone Density Conservation Agent (Calcitonins) based on its primary therapeutic purpose. Furthermore, the FDA has assigned it Pregnancy Category C, which is a classification used to describe the risk profile during pregnancy.


Q: Are there any known interactions between Calcitar 200 and herbal remedies?

Formal drug interaction studies specifically with herbal products have generally not been performed. However, official patient information strongly advises informing a healthcare provider about all prescription and non-prescription products, including herbal products and nutritional supplements.


Q: Is it normal to see a color change in urine while using Calcitar 200?

Regulatory documents list bloody or cloudy urine as a less common adverse reaction. It has also been noted that some studies observed urine sediment abnormalities.


Q: How long can a person typically expect to use Calcitar 200?

Official information states that the need for continued therapy must be periodically re-evaluated, as the duration of use is a factor in regulatory safety warnings. Available efficacy data is primarily based on studies lasting 1–5 years.


Q: Is Calcitar 200 habit-forming or addictive?

Calcitar 200 is a synthetic peptide hormone. It is not classified as a controlled substance in regulatory documents, meaning it is not associated with the potential for physical dependence or abuse.


Q: Do official sources list any symptoms that indicate a potential overdose of Calcitar 200?

While specific data on acute overdose is limited, high blood levels of the medicine, which could occur in an overdose situation, have been reported to increase the incidence of effects such as nausea, vomiting, and secretory diarrhea.


Q: Can Calcitar 200 be used in patients with a history of heart issues?

Official documents do not list a general contraindication for all heart issues. However, they warn of potential interactions with Cardiac Glycosides (a type of heart medicine) and the risk of serious heart rhythm disturbances (arrhythmias) if hypercalcemia occurs.


Q: Does the medicine come in different forms, such as liquid or tablet?

The medicine is supplied as a clear, aqueous solution that is available in two main forms: a nasal spray (intranasal) and an injectable solution (parenteral). It is not formulated to be taken by mouth as a tablet or capsule.

How should Calcitar 200 be stored and disposed of?

Calcitar 200 (calcitonin, salmon injection) requires specific storage conditions to maintain its effectiveness. Unopened vials must be stored in a refrigerator, ideally between 2 C and 8 C (36 F and 46 F). It is crucial not to freeze the medication.

Before administration, the solution should be visually inspected; discard it if it appears discolored, cloudy, or contains particles. Used, single-dose ampoules must be discarded after immediate use. Any unused or expired medicine must be disposed of safely.

Disposal of Used Materials

Item Disposal Guideline
Used Needles/Syringes Place immediately in a designated sharps container.
Unused or Expired Medicine Consult a healthcare professional or pharmacist for proper local disposal guidelines.

Keep all vials, syringes, and sharps containers out of the sight and reach of children and pets. Do not throw medicine into household trash or pour it down a drain unless specifically instructed by a healthcare provider or a take-back program.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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