Biosoma

Quick links to important sections

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 Biosoma

Property Description
Active ingredient Somatropin
Form Lyophilized powder for solution for injection, or Solution for injection
Pharmacological class Pituitary and Hypothalamic Hormones and Analogues
Common use Replacement for natural growth hormone
Origin Recombinant DNA technology (synthetic analogue)

What Type of Medicine is Biosoma?

Biosoma is the trade name for the active substance Somatropin, classified as a highly specific polypeptide hormone within the therapeutic group of Pituitary and Hypothalamic Hormones and Analogues. This prescription-only medicine functions as a replacement for the natural Growth Hormone (GH), or somatotropin, specifically intended for use when the body does not produce an adequate supply. As an injectable preparation, its role in hormone therapy is clinically recognized for supporting critical phases of metabolic and physical development.

Biosoma Composition: Recombinant Origin and Injectable Form

The active ingredient, Somatropin, is a complex protein produced using modern Recombinant DNA technology, resulting in recombinant human growth hormone (rhGH) that is structurally identical to the natural hormone. This specific recombinant nature is a key differentiating factor, confirming its purity and predictable action profile. Because this complex protein structure is rapidly destroyed by the digestive system, Biosoma must be administered as an injectable preparation, supplied either as a lyophilized powder for solution or a pre-mixed solution for injection. This delivery method guarantees the hormone reaches the systemic circulation intact, facilitating its necessary systemic action.

What is the General Purpose of Somatropin Therapy?

The general purpose of therapy with Somatropin is to restore and support the body’s fundamental growth processes and metabolic balance. By supplementing the body's supply, Biosoma regulates the somatotropic axis, promoting an essential anabolic effect that facilitates cellular growth and optimizes the utilization of proteins, fats, and carbohydrates. This action supports linear growth and the regulation of body composition, addressing the foundational need for hormonal restoration and maintenance of metabolic function.

What side effects are possible with Biosoma?

Possible Side Effects and Safety Information

The official safety profile for Biosoma (Somatropin) defines possible adverse reactions by frequency and physiological system, based on government regulatory classifications. The regulatory documents organize these effects into distinct System-Organ-Classes, including Nervous System Disorders, Musculoskeletal and Connective Tissue Disorders, and Metabolism and Nutrition Disorders.

In adult patients, the most frequently documented adverse reactions related to fluid retention, such as Paresthesia (numbness or tingling), are often classified as Very Common (1/10). Other common effects (1/100) include headache, Arthralgia (joint pain), Myalgia (muscle pain), and peripheral edema. These fluid retention symptoms are typically dose-dependent and may be more likely to occur in the initial months of treatment.

Serious adverse reactions are explicitly noted in regulatory labels. These include conditions such as Benign Intracranial Hypertension (which typically arises within the first eight weeks of treatment), new-onset Type 2 diabetes mellitus, and severe hypersensitivity reactions. The label also specifies an increased risk of progression or recurrence of pre-existing tumors.

Population-specific safety considerations restrict use in certain groups. For pediatric patients, the label notes the risk of Slipped Capital Femoral Epiphysis. Use is contraindicated in individuals with an active malignancy and in patients experiencing acute critical illness (e.g., following major surgery or trauma). Furthermore, the safety profile highlights a risk of sudden death in specific pediatric patients with Prader-Willi Syndrome who have severe obesity or respiratory impairment.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documents define Somatropin overdose by its short-term metabolic and long-term systemic effects. No specific antidote is known, and management is strictly defined as symptomatic and supportive treatment.

Documented Overdose Manifestations

Feature Official Regulatory Documentation Statement
Documented overdose presentations Short-term overdosage may initially cause hypoglycemia followed by subsequent hyperglycemia [FDA AccessData]. Fluid retention, including swelling of the hands and feet, is also a likely outcome [MedlinePlus]. Chronic, long-term exposure may lead to the development of gigantism (in children before growth cessation) or acromegaly (in adults or after growth plates close) [FDA AccessData].
Physiological systems affected Metabolic and Endocrine Systems, Fluid Balance, and Musculoskeletal System [FDA AccessData, MedlinePlus].
Population-specific overdose notes The risk of gigantism is specific to pediatric patients whose epiphyses have not yet closed, reflecting a population-specific manifestation of chronic overdose [FDA AccessData].

Immediate Actions Mandated by Regulators

Classification Detail Official Regulatory Documentation Statement
Supportive management Management of acute overdose effects is limited to symptomatic and supportive treatment [FDA AccessData].
When immediate medical help is required Seek immediate medical attention in the event of an overdose [MedlinePlus]. Immediately call emergency services (911 in the U.S.) if the person has collapsed, had a seizure, has trouble breathing, or can’t be awakened [MedlinePlus]. The poison control helpline should also be contacted [MedlinePlus].

The official overdose profile is structured around managing acute glucose and fluid instabilities while recognizing the serious, permanent systemic changes caused by chronic overexposure. This strict classification dictates when urgent medical intervention is required.

Therapeutic Uses of Biosoma

What Biosoma Treats: Main Uses and Benefits

Biosoma (Somatropin) is relevant in contexts involving heightened systemic burden and is applied across domains where additional symptomatic support is needed. This medication is commonly used to help with symptoms related to systemic imbalance in conditions such as childhood-onset and adult-onset Growth Hormone Deficiency (GHD), growth impairment in Turner Syndrome and Prader-Willi Syndrome, and chronic tissue wasting (cachexia).

In the pediatric context, this therapy supports patients in maintaining a growth rate that is considered relevant and may assist with the promotion of linear growth toward potential adult height. For adults, the focus shifts to addressing the symptom clusters that create noticeable physiological strain, such as low lean body mass and reduced bone mineral density. This benefit supports patients during episodes of heightened discomfort and may assist with maintaining functional stability.

“It is relevant for easing symptoms that interfere with daily comfort and may assist with managing symptoms related to systemic imbalance.”

Quick Fact: Context: Managing Growth-Related Symptoms Biosoma is commonly used across conditions presenting with acute episodes that involve growth failure or adverse metabolic shifts, contributing to easing the overall symptom load.

Regulatory References

  1. NIH MedlinePlus overview on Somatropin

Eligibility and Restrictions for Use

Eligibility Scope

Biosoma (Somatropin) is officially designated for use in pediatric patients with confirmed Growth Hormone Deficiency (GHD), Turner Syndrome, Prader-Willi Syndrome (PWS), and other specific growth disorders. It is also approved for adults with confirmed GHD. Use is generally not recommended in pregnant or breastfeeding women due to insufficient data.

Absolute Contraindications

The medicine is contraindicated and must not be used in specific patient groups, as defined by regulatory documents. These include patients with an active malignancy (tumor), those experiencing acute critical illness following major trauma or surgery, or patients with active proliferative or severe non-proliferative diabetic retinopathy. For children, treatment is also prohibited after epiphyseal growth plates have closed, as further growth promotion is impossible. PWS patients who are severely obese or have severe respiratory impairment are also contraindicated.

Conditional Restrictions

Certain comorbidities require caution and specialized monitoring. Patients with diabetes mellitus or hypothyroidism must be closely monitored, and existing thyroid or antidiabetic treatments may require adjustment to ensure optimal therapeutic effect. Older adults may require lower starting doses and gradual titration, as noted in the official prescribing information.

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The interaction profile of Biosoma (Somatropin) is defined by its systemic hormonal effects, which necessitate careful monitoring and possible dosage adjustments for several co-administered medicinal products, as documented in official regulatory sources.

Documented Pharmacodynamic and Hormonal Interactions

Somatropin has officially recognized interactions with other hormones and metabolic regulators:

  • Glucocorticoids: Co-administration may formally counteract the intended growth-promoting effects of Biosoma. Regulatory guidance requires that the dose of glucocorticoid replacement therapy be carefully regulated to avoid this counteractive effect.
  • Anti-diabetic Agents: Somatropin is documented to induce insulin resistance, which can impair glycemic control. This requires dosage adjustment of anti-diabetic medications, including insulin, to maintain optimal blood glucose levels. This is a primary consideration for patients with pre-existing Diabetes Mellitus.
  • Thyroid Hormone: Biosoma can influence the metabolism of thyroid hormones, potentially unmasking central hypothyroidism or altering T4 clearance. Functional monitoring of the thyroid is required during co-administration.

Pharmacokinetic and Exposure Interactions

Biosoma also alters the metabolism of certain other medicines through enzyme regulation:

  • CYP450 Substrates: Somatropin is officially stated to increase the activity of certain Cytochrome P450 isoenzymes, such as CYP3A4. This pharmacokinetic effect can reduce the plasma concentrations, and thus the overall exposure, of other medicines metabolized by these enzymes.
  • Oral Estrogens: Patients receiving oral estrogen formulations may formally require a higher dose of Biosoma to achieve the necessary therapeutic exposure compared to those not taking oral estrogens.

Mechanism of Action

Biosoma is a synthetic small molecule that exhibits selective binding and accumulation within the mineralized bone matrix. Its primary action occurs following endocytosis by active osteoclasts. Once internalized, Biosoma acts as a specific inhibitor of the enzyme farnesyl diphosphate synthase (FPPS), which is an enzyme crucial to the mevalonate pathway.

Inhibition of FPPS prevents the necessary prenylation of small GTPase signaling proteins, such as Rac1 and Rho. These non-prenylated proteins are unable to integrate correctly into the cell membrane, leading to a critical disruption of osteoclast cytoskeletal organization and intracellular signaling. This molecular cascade functionally incapacitates the osteoclast, causing impaired motility and preventing the formation of the ruffled border required for effective bone surface adhesion and acid secretion. The overall physiological consequence is a direct modulation of bone remodeling, characterized by a sustained reduction in bone resorption activity.

Dosage and Administration Information

How to Use Biosoma

Biosoma is the trade name for Somatropin, a replacement hormone that requires precise, standardized use according to regulatory guidelines. The administration is characterized by a long-term, daily injection schedule and strict adherence to procedural conditions.

Official Administration Guidelines

Instruction Detail
Route of Administration Administered exclusively by subcutaneous (SC) injection. Intravenous (IV) administration is not permitted by labeling.
Dosing Schedule Dosing is based on either a weight-based or non-weight-based regimen. Dosage is titrated every one to two months, guided by IGF-I levels.
Frequency and Timing The medicine is injected once daily, with many protocols recommending evening administration to align with the body’s natural hormonal cycle.
Preparation Requirements If using a lyophilized powder, it must be reconstituted according to instructions. The resulting solution must be clear and particle-free before injection.
Population Adjustments Older adults typically require a lower starting dose. Weight-based dosing is specifically not recommended for obese adults.

Procedural Structure and Course Duration

The official use protocol is designed for chronic treatment. Administration requires strict rotation of the injection site (e.g., abdomen, thigh, buttock) with each daily injection. The duration of therapy in pediatric patients is typically tied to the absence of skeletal maturity, with cessation recommended upon evidence of epiphyseal closure.

These label-based instructions establish a precise protocol that centers on the daily SC delivery of a carefully calculated dose, ensuring the administration process is intrinsically linked to periodic laboratory monitoring for dose maintenance.

Recent Clinical Evidence

Research evidence / Overview of studies for Biosoma


Evidence for Pediatric Growth Hormone Deficiency (GHD) and Related Syndromes

The research into Biosoma's use in children focuses on several conditions where growth is a primary concern. For Childhood-Onset GHD, the evidence landscape includes Randomized Controlled Trials (RCTs) to assess immediate changes in growth, alongside long-term observational studies that monitor patients over many years. Researchers primarily examined measurements related to linear growth, such as height velocity and projections for Final Adult Height. The studies describe patterns observed in growth progression and related biomarkers, contributing to a substantial body of evidence classified with a High evidence level. For Turner Syndrome, the research uses RCTs to examine the medicine's role in stature, and findings describe patterns observed in growth in the patient cohorts studied.

Evidence for Adult Growth Hormone Deficiency (GHD)

Research concerning the use of Biosoma in adults with GHD relies mainly on short-term, placebo-controlled RCTs. The studies explored outcomes related to daily functioning and measures of physical change, specifically evaluating changes in Body Composition (lean mass and fat mass) and assessing Bone Mineral Density (BMD). Trials reported measurements of changes in body composition, and an increase in lean mass was observed in some studied adult populations. Research also examined Quality of Life (QoL) scores; however, findings for this outcome were mixed and varied across different short-term studies. The current research foundation is categorized as having a Moderate level of evidence.


What the Research Does Not Fully Address: Key Gaps and Uncertainties

While many aspects of Biosoma have been studied, the research highlights areas where knowledge remains insufficient. The primary limitations include the lack of long-term data for certain critical adult outcomes, such as fracture rates and cardiovascular health. For several conditions, the follow-up periods were limited in the main trials, meaning the full, long-term pattern of change is not well characterized. Subgroup findings, such as the specific responses of older adults or those with different levels of comorbidities, are uncertain because these groups were often not the primary focus of the initial studies. The evidence thus highlights what is known—and what remains uncertain—about the medicine's evaluation in patient physiology and comfort.

Key Studies & References

  1. Body composition and quality of life in adults treated with GH therapy: a systematic review and meta-analysis
  2. Serostim® (somatropin) for injection Clinical Trial Results (HIV-associated wasting)

Frequently Asked Questions (FAQ)

Common questions about Biosoma (FAQ)

Q: Is Biosoma a type of biologic medicine?

Biosoma's active substance, somatropin, is produced using recombinant DNA technology. This means it is a synthetically produced version that is structurally identical to the natural hormone. Regulatory documents classify it as a recombinant human growth hormone.


Q: How quickly can I expect Biosoma to start working?

The medicine is processed by the body within a few hours after injection, according to regulatory data. However, achieving full therapeutic effects, such as somatic development and changes in body composition, is measured as a long-term goal of the treatment.


Q: Does Biosoma cause weight gain or weight loss?

Studies and official information indicate that for adults with growth hormone deficiency, treatment has been shown to improve body composition. This effect typically involves reducing total body fat and increasing lean body mass. The official focus is on these composition changes rather than specific changes in body weight.


Q: What happens if I miss a scheduled dose of Biosoma?

Regulatory documents provide specific guidance for missed doses. Generally, a patient should follow the instructions provided by their healthcare provider. If too much time has passed, regulatory documents often specify that the missed dose should be skipped, and the patient should resume the normal schedule.


Q: Is it true that Biosoma can affect my immune system?

The active substance in Biosoma interacts with specific receptors located on various cell types throughout the body. Official regulatory documents note that this includes interactions with lymphocytes and other hematopoietic cells, which are part of the body's immune system.


Q: Can Biosoma be taken by people who have a history of heart problems?

The medicine is contraindicated and must not be used in patients with acute critical illness, which includes complications following conditions like open heart surgery or acute respiratory failure. This is due to a documented increased risk of mortality in these specific situations.


Q: Does Biosoma interact with common over-the-counter pain relievers?

Official labeling advises that this medicine may alter the metabolism of certain other drugs that are processed by the Cytochrome P450 enzyme system in the body. Because many common over-the-counter medicines fall into this category, it is important that any use of these medicines is managed by a healthcare provider.


Q: Is Biosoma considered a cure for the condition it treats?

No. The medicine is a replacement therapy used to supplement the body’s natural growth hormone supply. It is intended for long-term treatment and management of the underlying deficiency.


Q: What is the risk of serious infection while using Biosoma?

While official reports document severe systemic hypersensitivity reactions, any concerns about the risk of serious bacterial or viral infections should be discussed with a healthcare provider.


Q: Is there a generic version of Biosoma available?

Since Biosoma is a biologic medicine, equivalent versions are often called biosimilars. Regulatory agencies have approved several somatropin products as biosimilar medicines, confirming they are comparable to a reference medicine in terms of safety and effectiveness.


Q: Is it common to feel more tired when starting Biosoma?

Excessive tiredness or fatigue is a symptom that may be associated with certain metabolic changes. Regulatory information highlights that conditions such as high blood sugar or low thyroid hormones must be monitored during treatment, and these symptoms should be discussed with a healthcare provider.


Q: What happens if I stop taking Biosoma suddenly?

In pediatric patients, abrupt withdrawal has been observed to lead to growth deceleration. Official documentation indicates that adult patients who were treated for GHD in childhood typically require re-evaluation if there is consideration for continuing or stopping therapy.


Q: What does the research say about long-term use of Biosoma?

The medicine is generally indicated for long-term treatment. Extensive long-term follow-up data exists for pediatric growth outcomes. However, some official documents note that long-term safety data are still limited for specific adult outcomes, such as cardiovascular health.


Q: Are there any drug classes that definitely cannot be taken with Biosoma?

Yes, there are absolute contraindications. Biosoma must not be used concurrently if the patient has an active malignancy or in children whose bone growth plates have closed. Certain acute critical illnesses and uncontrolled diabetic retinopathy are also listed as reasons not to use the medicine.


Q: What is the difference between Biosoma and a biosimilar drug?

Biosoma itself is a recombinant human growth hormone. A biosimilar is a similar biologic medicine approved by regulatory agencies. Biosimilars are highly comparable to a reference medicine and are considered equally effective and safe.


Q: Can men and women use Biosoma for the same conditions?

Yes, the medicine is indicated for Growth Hormone Deficiency (GHD) in both adult and pediatric male and female patients. However, it is also specifically indicated for certain conditions that primarily affect only one sex, such as Turner Syndrome (female-specific).


Q: Does Biosoma interact with supplements like vitamins or herbal products?

Official labeling states that it is important to inform a healthcare provider about all medicines, including any vitamins and herbal supplements being taken. This is because the medicine has the potential to alter how other substances are processed in the body.


Q: Are there different forms or strengths of Biosoma available?

Yes. Somatropin is generally available in multiple formats, such as a lyophilized powder that must be mixed, or as a pre-mixed solution for injection. These forms are also provided in various dosage strengths across different product brands.


Q: Is it normal if I don't feel any changes right after starting Biosoma?

Yes, this is normal. While the medicine is quickly processed by the body, the primary therapeutic goals are long-term. The full expected clinical responses, such as growth and changes in body composition, are measured over many months or years of continued therapy.


Q: What kind of specialist usually prescribes Biosoma?

Regulatory documents state that treatment should be started and supervised by a doctor who has specific experience in the management of patients with growth and hormonal disorders.


Q: Has Biosoma been studied in different ethnic groups?

Regulatory documents for some somatropin products note that information regarding the pharmacokinetics, which is how the drug moves through the body, in different racial or ethnic groups is sometimes described as lacking or incomplete.


Q: What should I do if I have a fever while taking Biosoma?

A fever may be a sign of acute illness. Official labeling warns that acute critical illness may worsen adrenal insufficiency, a serious complication. If fever or any other signs of critical illness are present, a healthcare provider should be contacted.


Q: Can Biosoma be used if I have kidney or liver issues?

Specific products have not been adequately studied in patients with existing hepatic (liver) or renal (kidney) impairment. For these groups, specific dose recommendations and safety profiles may not be fully available.


Q: Is it true that Biosoma is only for severe cases of the condition?

Biosoma is used to treat patients with a documented growth hormone deficiency. The primary criterion is that the deficiency must be confirmed by diagnostic testing before treatment, not necessarily the subjective severity of the case.


Q: What are the most commonly reported reasons for people stopping Biosoma?

Treatment must be permanently discontinued if specific contraindications develop, as required by official safety labels. These reasons include the development of an active malignancy, the onset of acute critical illness, or the closure of bone growth plates in children.


Q: Does Biosoma have any potential interactions with alcohol?

Regulatory information for somatropin products notes specific interactions related to certain conditions. For example, a potential hazard is noted for an alcohol/food interaction related to obesity in patients with Prader-Willi Syndrome.


Q: Can travel affect the way I use or store Biosoma?

Yes, travel can affect storage. The medicine requires strict adherence to refrigerated temperatures and must not be allowed to freeze. These necessary requirements must be maintained at all times, including during travel.


Q: Does Biosoma carry a specific boxed warning in official documents?

While a formal Boxed Warning may vary by product, the official label includes prominent Warnings and Precautions sections. These highlight serious risks such as increased mortality in acute critical illness and specific risks associated with Prader-Willi Syndrome.


Q: How are the risks and benefits of Biosoma weighed in the research?

Regulatory agencies review all clinical trials and safety data to establish the therapeutic profile. Based on this evidence, the agencies have concluded that the benefits of the medicine are greater than its risks when used exactly according to the approved indications.


Q: What should I know about switching from another medicine to Biosoma?

Specific protocols are detailed in the product labeling for patients switching from one somatropin regimen to another, if applicable to the product. This often involves precise instructions on the timing required between taking the final dose of the old medicine and starting the new one.


Q: What is the mechanism of action of Biosoma in simple terms?

Biosoma functions as a replacement for the natural Growth Hormone (GH). It is an anabolic agent, meaning it promotes building processes in the body, stimulating growth, regulating body composition, and influencing overall metabolism.

How should Biosoma be stored and disposed of?

How to Store and Dispose of Biosoma

The storage and disposal requirements for Biosoma (Somatropin) are strictly regulated to protect the integrity of this polypeptide hormone.

Storage & Stability Rule Requirement
Temperature Store unmixed and mixed solutions under refrigeration at 2 C to 8 C.
Freezing Do not freeze the product; discard if it has been frozen.
Light Protection Store in the original package to protect the contents from light.
Post-Use Stability Discard any unused product 28 days after the first use or mixing, even if kept refrigerated.
Handling Do not shake the solution; gently swirl to mix.

For child safety, the medication must be stored out of the sight and reach of children.

Disposal instructions mandate that used needles and syringes must be placed in an appropriate puncture-resistant sharps disposal container. All unused or expired product must be disposed of in accordance with local regulatory requirements.

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

Available in countries:

Equivalent of Biosoma found in:

A-Z Index: