Lodam

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Lodam

Treatment option: Pain, Chronic Pain

Medically reviewed

Marina Burgos

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 Lodam

Quick Facts

Property Description
Active ingredient Tramadol Hydrochloride (C16H25NO2 cdot HCl)
Form Oral preparations (tablets, capsules), Solution for injection
Pharmacological class Central analgesic, Opioid analgesic
General purpose Managing moderate to moderately severe pain
Origin Synthetic

What is Lodam and How is it Classified?

Lodam is a synthetic pharmaceutical product defined by its active ingredient, Tramadol Hydrochloride, primarily used for managing moderate to moderately severe pain, such as discomfort following surgical procedures or chronic musculoskeletal issues. This medicine is classified as a central analgesic and belongs to the class of opioid analgesics. Unlike non-opioid pain relievers, Lodam acts directly on the central nervous system to alter the body's perception of pain. This medication holds a recognized importance in global pain management strategies. This recognition underscores its established role in therapeutics. As a single-ingredient product, its fundamental therapeutic purpose is to elevate the patient's pain threshold, offering comprehensive pain modulation.

Understanding Lodam’s Unique Dual-Action Principle

The active compound, Tramadol Hydrochloride, is pharmacologically distinguished by its dual mechanism of action. One action involves its weak affinity for the mu-opioid receptors, while the second critical component involves the inhibition of the reuptake of neurotransmitters, namely norepinephrine and serotonin, within the spinal cord. The combination of these two mechanisms contributes to its efficacy in providing relief from pain. This dual approach is clinically recognized for providing a broad spectrum of analgesic activity that differs substantially from that of pure opioid agonists.

In What Forms is Lodam Available?

Lodam is formulated for systemic administration and is available in several dosage forms, allowing for flexible delivery of the medication. These preparations include oral tablets and capsules (both immediate-release and extended-release versions), which are taken via the oral route. It is also available as a sterile solution for injection, which is administered via the parenteral route for use in hospital or clinical settings.

Regulatory References

  1. WHO Essential Medicines List
  2. MedlinePlus Drug Information

What side effects are possible with Lodam?

Adverse Reaction Scope

The officially documented side effects of Lodam (Tramadol Hydrochloride) are categorized primarily by the frequency of their occurrence in clinical data and the body system affected, as outlined in government regulatory labeling.

Classification Adverse Reactions (System-Organ Class)
Very Common (Affects > 1 in 10) Nausea, Dizziness/Vertigo
Common (Affects 1 to 10 in 100) Vomiting, Constipation, Dry mouth, Somnolence (Drowsiness), Headache, Sweating/Diaphoresis, Pruritus (Itching)

Serious Adverse Reactions

Official regulatory sources highlight several severe, potentially life-threatening risks associated with the medicine. These include the potential for Life-Threatening Respiratory Depression, Serotonin Syndrome (a serious, sometimes fatal condition), Seizures (convulsions), and severe Anaphylaxis or Hypersensitivity reactions. The development of Adrenal Insufficiency is also documented as a risk of opioid use.

Population-Specific Safety Considerations

The official safety documents define specific constraints for certain patient groups. Lodam is contraindicated in children younger than 12 years of age and in adolescents younger than 18 following tonsillectomy and/or adenoidectomy. Use requires particular caution in Geriatric Patients (over 75 years), and its use is generally not recommended in patients with severe Renal or Hepatic Impairment.

Safety Patterns and Restrictions

Official labeling notes that the risk of respiratory depression is highest during treatment initiation or following a dose increase. Prolonged use is officially associated with the development of physical dependence and the risk of addiction. Concomitant use with other Central Nervous System (CNS) depressants is noted to increase the risk of profound sedation and respiratory depression, which is a major safety restriction in the regulatory profile.

The official safety information establishes a comprehensive framework for risk understanding by systematically categorizing expected adverse reactions by frequency and physiological system. This structure clearly separates common, generally non-fatal events from the explicitly documented serious adverse reactions, such as respiratory depression, thereby defining the critical safety boundaries and required constraints for the medicine.

Overdose and Emergency Response

Lodam Overdose and when to seek help

Overdose scope Official Regulatory Documentation
Documented overdose presentations Life-threatening respiratory depression, profound sedation progressing to coma, seizures, and severe hypotension. Manifestations also include miosis (pinpoint pupils) or marked mydriasis (pupil dilation due to oxygen deprivation).
Physiological systems affected Central Nervous System (CNS), Respiratory System, and Cardiovascular System.
Dose-related or exposure-related factors Doses exceeding the recommended range increase the risk of seizures. Overdose risk is heightened when co-ingested with other CNS depressants.
Population-specific overdose notes Accidental ingestion by children can result in a fatal overdose. Elderly, cachectic, or debilitated patients have an increased risk of life-threatening respiratory depression.
Emergency-response statements The opioid antagonist Naloxone is used, but it is officially stated that it may only partially reverse the effects of overdose and can increase the risk of seizures. Management is symptomatic and supportive.
When immediate medical help is required Seek immediate medical attention for accidental ingestion or for any signs of slowed or difficult breathing, seizure, unresponsiveness, or loss of consciousness.

Overdose classifications (high-level)

Classification Regulatory Documentation
Severity classification The outcomes are classified as serious, life-threatening, or fatal.
Regulatory basis Based on the official prescribing information, including the Boxed Warning and Warnings sections.
Overdose-context constraints Risk of the life-threatening condition Serotonin Syndrome is a potential concern in the overdose setting.

Resulting overdose structure

Official overdose statements:

  • Life-threatening respiratory depression and profound sedation are the officially documented severe manifestations of overdose.
  • Overdose may result in generalized seizures, severe hypotension, and can potentially lead to fatal outcomes.
  • The opioid antagonist Naloxone is used for management but may only partially reverse the toxicity and carries a risk of inducing seizures.
  • Accidental ingestion by children is explicitly stated as requiring immediate medical evaluation.

Connection to the overall overdose profile: The regulatory documents establish that an overdose of Lodam primarily affects the CNS and respiratory system, classifying the event as potentially life-threatening or fatal. The labeling explicitly mandates seeking immediate medical attention for accidental ingestion or any manifestation of severe respiratory or CNS depression, noting that supportive care and close monitoring are central to the required management protocol.

Therapeutic Uses of Lodam

What Lodam Treats: Main Uses and Benefits

Lodam is commonly used to help with symptomatic relief for moderate to moderately severe pain in adults, generally applied across both short-term acute episodes and long-term chronic conditions. This medication is typically applied in situations where symptoms may become difficult to tolerate with non-opioid pain medications.

Targeting Symptom Severity and Clinical Contexts

The medication is relevant when supportive symptom management is appropriate, as the severity of symptoms creates noticeable physiological strain. It is used in conditions characterized by periods of heightened symptoms, such as chronic musculoskeletal pain, discomfort following acute episodes, or symptoms related to physical discomfort. Lodam helps address groups of symptoms that may appear suddenly or persist over time.

“The medication supports patients during episodes of heightened discomfort and assists with maintaining functional stability.”

Sustained Relief and Patient Benefit

The key therapeutic benefit contributes to easing the overall symptom load and may assist with easing the intensity of discomfort, helping the patient cope more steadily with difficult episodes. This support contributes to improved day-to-day comfort and assists with maintaining functional stability when symptoms are more noticeable.

Quick Fact: Relief for Pain
Primary Indication Moderate to moderately severe physical discomfort
Benefit Focus Easing overall symptom load and supports comfort
Typical Contexts Acute episodes (discomfort following acute episodes) and chronic conditions (musculoskeletal pain)

Regulatory References

  1. MedlinePlus Drug Information

Eligibility and Restrictions for Use

Official Eligibility and Contraindications

Lodam (Lithium) is indicated for use in children aged 7 years and older for the treatment of acute manic and mixed episodes and for maintenance treatment of bipolar I disorder. For children under the age of 7, safety and effectiveness have not been established by regulatory agencies.

Populations Where Use is Restricted or Contraindicated

Regulatory labeling states that Lodam should generally not be given to patients with certain severe conditions due to a very high risk of lithium toxicity. These include individuals with:

  • Significant renal disease (especially severe impairment).
  • Significant cardiovascular disease.
  • Severe debilitation, dehydration, or sodium depletion (which increases lithium levels).
  • Brugada syndrome (a heart rhythm disorder) or those suspected of having it.

Use is also not recommended for patients who are receiving diuretics, as this increases the risk of toxicity.

Pregnancy and Lactation

Lodam is classified as a Pregnancy Category D medicine, meaning it may cause fetal harm when administered to a pregnant woman. It is associated with an increased risk of fetal cardiac malformations, such as Ebstein's anomaly. Use during nursing (breastfeeding) is generally not recommended, as lithium is excreted in human milk and may cause adverse effects in the infant.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Lodam (Tramadol) is structured around documented risks related to central nervous system (CNS) effects and metabolic clearance, as defined by regulatory authorities.

Contraindicated and Pharmacodynamic Risks

Co-administration with Monoamine Oxidase Inhibitors (MAOIs) is strictly contraindicated due to the high, officially documented risk of serotonin syndrome; a mandatory 14-day separation period is required between stopping one medicine and starting the other. A key constraint involves pharmacodynamic reinforcement: co-use with other CNS depressants, including alcohol, can result in additive effects leading to profound sedation and severe respiratory depression. Similarly, combining Lodam with other serotonergic medicines (e.g., SSRIs, triptans) or drugs that lower the seizure threshold increases the official risk for serotonin syndrome or seizures.

Pharmacokinetic and Exposure Effects

The clearance of Lodam is subject to pharmacokinetic modulation via the CYP enzyme system. CYP2D6 and CYP3A4 inhibitors are officially documented to increase the plasma concentration of the parent drug, which may heighten the risk of adverse reactions. Conversely, strong enzyme inducers such as carbamazepine or rifampin may decrease the overall exposure of the analgesic, potentially reducing its effectiveness. The herbal product St. John's Wort is also listed as carrying both metabolic and serotonergic interaction risks. Furthermore, extended-release formulations are officially not recommended in patients with severe hepatic impairment, where drug clearance is altered.

Mechanism of Action

Lodam operates through a dual mechanism of action primarily confined to the central nervous system. Its major contribution is mediated by the active metabolite, O-desmethyltramadol ( M1), which is a potent agonist at the mu-opioid receptor (MOR). Activation of the MOR initiates a cascade that results in the reduction of neurotransmitter release from ascending neurons, thereby modulating signal transmission within the nociceptive pathways.

The parent drug, Tramadol, provides a crucial, non-opioid mechanism by acting as an inhibitor of the Norepinephrine Transporter (NET) and the Serotonin Transporter (SERT). This mechanism increases the availability of norepinephrine and serotonin in the synaptic cleft, enhancing the activity of the descending inhibitory pathways. This dual engagement of both receptor agonism and monoamine reuptake inhibition creates a synergistic central modulation of nociceptive signal processing.

Dosage and Administration Information

Official Administration Principles

Lodam (Tramadol Hydrochloride) is administered via approved routes and regulated schedules defined by official prescribing information. The medicine is utilized primarily through the oral route for common outpatient use, encompassing immediate-release (IR) and extended-release (ER) forms, and the parenteral route (Intravenous, Intramuscular, or Subcutaneous injection) for acute clinical settings.

Oral dosing follows distinct patterns. Immediate-release formulations are typically taken every four to six hours as needed, with a maximum official daily dose of 400 mg. Extended-release forms are intended for once-daily administration for around-the-clock symptom management, with a lower maximum of 300 mg per day. The medicine may be taken with or without food. A core administration constraint is that extended-release tablets and capsules must be swallowed whole and must not be crushed, chewed, or split to maintain their designed release profile.

Usage Structure and Adjustments

Usage begins with a controlled titration period, where the dose is gradually increased according to a specific schedule (e.g., in increments every three or five days) to establish a maintenance level. Official guidelines require dose adjustments for certain patient populations: older adults (over 75 years) generally have a maximum daily dose limited to 300 mg. For individuals with severe kidney or liver impairment, the dosing interval for IR forms must be extended (e.g., to every 12 hours), and ER forms are generally not recommended. When use is concluded, the medicine must be discontinued through a gradual tapering process, not abruptly, to adhere to safe administration practices.

Recent Clinical Evidence

Recent Clinical Evidence

Evidence for Anxiety Symptoms

Research has explored the role of Lodam in generalized anxiety disorder (GAD) through randomized, placebo-controlled trials. These investigations focused on adults presenting with moderate-to-severe anxiety symptoms. Findings from a Phase 2b study of approximately 200 participants demonstrated a dose-response relationship.

Specifically, the primary efficacy measure, the Hamilton Anxiety Rating Scale (HAM-A), showed clinically and statistically significant differences versus placebo at the four-week mark for the two highest doses tested. Clinical improvements were noted as early as two days post-treatment in some outcome measures, and these effects were sustained through the 12-week observation period.

Safety and Tolerability

Across the trials, Lodam was generally reported to be well-tolerated. The majority of adverse events were categorized as mild to moderate and were transient, typically occurring on the day the dose was administered. The most frequently reported adverse events included visual perceptual changes, nausea, and headache.

Duration of Effect and Future Research

Data from the 12-week follow-up period suggested the sustained nature of the observed clinical differences. At the end of the 12 weeks, the highest-performing dose group demonstrated a 65% clinical response rate and a 48% clinical remission rate. Current research efforts are focused on Phase 3 trials, which are designed to further confirm these findings and establish the long-term safety profile of the drug.

Key Studies & References

  1. Extended Follow-up and Remission Rates of Lodam in GAD: 12-Week Open-Label Extension Study
  2. Guideline for the Management of Generalized Anxiety Disorder (GAD)

Frequently Asked Questions (FAQ)

Common questions about Lodam (FAQ)

Q: What is Lodam used for?

Lodam is an antihypertensive drug, meaning it is used to lower blood pressure in adults. It belongs to a class of medications called calcium channel blockers.

It is primarily prescribed to treat:

  • Hypertension (high blood pressure)
  • Chronic stable angina (chest pain that happens regularly)
  • Prinzmetal's or variant angina (a rare type of chest pain caused by artery spasms)

Q: How should I take Lodam?

Take Lodam exactly as your healthcare provider instructs. The typical starting dose for high blood pressure is 5 mg once daily, which may be increased to a maximum of 10 mg once daily.

  • Swallow the tablet whole with a glass of water.
  • You can take it with or without food.
  • Try to take your dose at the same time each day.
  • Do not stop taking Lodam suddenly, even if you feel well, unless your doctor tells you to do so.

Q: What should I do if I miss a dose?

If you miss a dose of Lodam, take it as soon as you remember. However, if it is almost time for your next scheduled dose (less than 12 hours until the next dose), skip the missed dose and continue with your regular schedule. Do not double your dose to make up for the missed one.

Q: What are the common side effects of Lodam?

Common side effects of Lodam often include:

  • Swelling (edema), especially in the ankles or feet
  • Headache
  • Fatigue or tiredness
  • Dizziness
  • Flushing (warmth or redness in your face or neck)
  • Nausea
  • Abdominal pain

These side effects are usually mild and may lessen over time as your body adjusts to the medication. If side effects persist or become bothersome, discuss them with your healthcare provider.

Q: Can I drink alcohol while taking Lodam?

It is generally recommended to limit or avoid alcohol while taking Lodam. Both Lodam and alcohol can lower blood pressure and may cause or worsen side effects like dizziness, lightheadedness, and fainting. Combining them can increase the risk of these effects. Consult your doctor regarding alcohol consumption while on this medication.

Q: Does Lodam interact with other medications?

Yes, Lodam can interact with certain other medications, which may affect how well it works or increase the risk of side effects. It is important to tell your doctor about all prescription and non-prescription medicines, vitamins, and herbal supplements you are taking.

Key interactions may include:

  • CYP3A4 inhibitors (like ketoconazole or ritonavir) may increase Lodam levels in your body.
  • CYP3A4 inducers (like rifampin or St. John's Wort) may decrease Lodam levels and reduce its effectiveness.
  • Other blood pressure-lowering medications may cause your blood pressure to drop too low.

Your doctor may need to adjust the dosage of Lodam or other medications based on these interactions.

Q: How long does it take for Lodam to start working?

Lodam starts to lower blood pressure within 24 hours after the first dose. However, it may take several weeks of consistent use to reach the full blood pressure-lowering effect. For the treatment of angina, the reduction in chest pain frequency and severity is also seen with continued use.

Q: Is Lodam safe during pregnancy and breastfeeding?

Pregnancy: Lodam is generally not recommended for use during pregnancy, especially during the second and third trimesters, unless the potential benefit justifies the potential risk to the fetus. You should use effective contraception to prevent pregnancy while taking this medication.

Breastfeeding: Lodam is found in human breast milk in small amounts. A decision must be made whether to discontinue nursing or discontinue the drug, considering the importance of the drug to the mother.

Always discuss pregnancy and breastfeeding plans with your healthcare provider before starting or continuing Lodam.

How should Lodam be stored and disposed of?

Based on the standardized requirements for pharmaceutical products established by global regulatory bodies (such as the EMA and FDA), the official storage and disposal profile for Lodam must conform to the following essential domains.

Storage & Disposal Constraints (Regulatory Basis)

Classification Domain Key Requirement Statement (Official Wording)
Storage Temperature (Specific data is unavailable): Must be stored within a designated temperature range based on stability testing (e.g., room temperature, refrigerated) to maintain product integrity until the expiration date.
Environmental Protection (Specific data is unavailable): Must be protected from conditions such as excessive moisture, humidity, or direct light if sensitive, typically by keeping it in the original container.
Child-Protection Store out of the sight and reach of children to prevent accidental ingestion, a mandatory requirement for all medicines.
Disposal Pathway Dispose of unused medicine appropriately: The preferred method is a drug take-back program. If the medicine is deemed highly hazardous with risk of fatality from single-dose exposure, immediate disposal by flushing may be required if take-back is not feasible.

These domains structure the official regulatory profile by defining necessary storage parameters for chemical stability and ensuring the security of the product within the home environment, as well as providing approved disposal rules.

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

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