Loral

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Medically reviewed

Laura Arias

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 Loral

What is Loral?

Loral is a medication that belongs to a class of drugs known as second-generation antihistamines. It is primarily used to manage symptoms associated with allergic reactions, such as seasonal allergic rhinitis and chronic idiopathic urticaria. Unlike earlier antihistamines, Loral is designed to be long-acting and typically has a lower tendency to cause drowsiness in many individuals.

Mechanism of Action

The active component in Loral works by selectively blocking H1 receptors in the body. These receptors are responsible for reacting to histamine, a chemical released by the immune system during an allergic response. By preventing histamine from binding to these receptors, the medication helps reduce common allergy symptoms.

Common Uses

Loral is frequently utilized to provide relief from various physical responses to allergens, including:

  • Respiratory symptoms: Sneezing, runny nose, and itching of the nose or throat.
  • Ocular symptoms: Itchy, watery, or red eyes.
  • Skin reactions: Itching and hives associated with chronic skin conditions.

General Characteristics

As a peripheral histamine antagonist, Loral does not readily cross the blood-brain barrier. This characteristic is what distinguishes it from first-generation antihistamines, as it focuses its activity on the body's inflammatory response rather than the central nervous system. It is metabolized primarily by the liver and is recognized for its sustained duration of effect, which often allows for infrequent administration.

Regulatory References

  1. World Health Organization (WHO)

What side effects are possible with Loral?

Possible Side Effects and Safety Information

The safety profile of Loral, which contains Lansoprazole, is officially documented by government regulatory bodies based on frequency and the body systems affected. Adverse reactions are classified using regulatory standards, such as Common, Uncommon, and Rare.

Adverse Reactions Classified by Frequency

Classification Examples of Officially Listed Adverse Reactions
Common (Affects ge 1 in 100 people) Headache, dizziness, nausea, diarrhea, abdominal pain, constipation, flatulence, and increased liver enzyme levels.
Uncommon (Affects ge 1 in 1,000 people) Depression, joint pain (arthralgia), muscle pain (myalgia), and the risk of bone fractures (hip, wrist, spine).
Rare/Very Rare Severe reactions such as anaphylactic shock, severe skin reactions (like Stevens-Johnson syndrome or Toxic Epidermal Necrolysis), blood cell changes, and inflammation of the pancreas (pancreatitis) or kidney (interstitial nephritis).
Not Known Low magnesium levels (Hypomagnesaemia) and Acute Tubulointerstitial Nephritis (TIN).

Safety Patterns and Constraints

Certain safety concerns are documented as being associated with long-term use or high doses. These include an increased risk of bone fractures and the development of Hypomagnesaemia (low magnesium), which may require monitoring during prolonged therapy. Additionally, the regulatory documentation notes that a response to treatment does not eliminate the possibility of a serious underlying condition, such as Gastric Malignancy.

Specific population considerations are also noted: caution is advised in patients with moderate to severe hepatic impairment. The medicine is generally not recommended for pediatric patients under one year of age due to specific safety findings documented in regulatory reports.

Overdose and Emergency Response

Overdose and When to Seek Help

This section describes the officially documented information regarding overdose from government regulatory sources, detailing manifestations and required emergency actions.


Documented Manifestations and Required Actions

Property Official Regulatory Description
Documented Overdose Presentations Over-ingestion is generally associated with limited clinical manifestations. Reported symptoms include mild Central Nervous System (CNS) effects such as lethargy, confusion, or restlessness, along with tachycardia and visual disturbances.
Physiological Systems Affected Central Nervous System, Cardiovascular System, Gastrointestinal System.
Emergency-Response Statements Management is symptomatic and supportive. Procedures such as gastric lavage and the administration of activated charcoal may be considered, depending on the clinical context.
Antidote Information No specific antidote is known for Lansoprazole overdose.
When Immediate Medical Help is Required Seek immediate medical attention. Contact a poison control center or emergency medical services immediately in case of any suspected overdose or ingestion of an amount greater than prescribed.

Connection to the Overall Overdose Profile

Regulatory documentation defines the overdose profile by listing the resulting signs, such as CNS and cardiovascular effects, while confirming the absence of a specific agent to reverse the toxic effects. The profile mandates that emergency medical care must be sought immediately following a suspected overdose. The management strategy focuses on providing symptomatic and supportive treatment under clinical observation.

Therapeutic Uses of Loral

What Loral Treats: Main Uses and Benefits

Loral is applied in contexts where additional symptomatic support is needed, primarily to help manage symptoms related to acute conditions and heightened physiological activity. The medication is relevant in clinical settings that involve acute or unstable symptom patterns, offering supportive relief when symptoms become more noticeable.

The medication is commonly used to help with conditions involving recurrent or episodic manifestations, such as generalized anxiety disorder and panic disorder. It is applied in addressing symptom clusters that may become intense or disruptive, assisting with maintaining functional stability when symptoms are more noticeable.

“The medication supports patients during difficult episodes by easing distress and contributes to easing the overall symptom load.”

Summary of Symptomatic Benefit

Loral is commonly used when short-term symptomatic assistance is needed during phases of increased distress or discomfort, providing supportive relief when symptoms interfere with routine activities.

Eligibility and Restrictions for Use

Loral (Lansoprazole) eligibility is defined by official regulatory documentation, outlining who is permitted, restricted, or prohibited from using the medicine.

Contraindications and Prohibited Use

  • Contraindicated: Use is strictly prohibited for patients with a known severe hypersensitivity to Lansoprazole or any of its components. It is also contraindicated for patients taking medications containing rilpivirine [1.1], [1.3].
  • Hereditary Conditions: Due to the inclusion of sucrose in some formulations, use is prohibited for patients with rare hereditary issues like sucrose intolerance [1.2].

Age and Physiological Restrictions

Population Eligibility Status (Regulatory)
Pediatric Use Not Recommended for infants younger than 1 year; use is established for children 1 year and older [1.3].
Hepatic Impairment Use with caution in moderate to severe liver dysfunction; a dose restriction is often recommended by regulators [3.4].
Renal Impairment No dose adjustment is necessary in patients with impaired kidney function [3.6].
Pregnancy/Lactation Not Recommended due to limited human data; nursing should be avoided [1.4].

Special Labeled Warnings

Before treatment for a gastric ulcer, a doctor must exclude the presence of gastric malignancy, as Loral may mask symptoms and delay diagnosis. Long-term use is associated with a warning regarding increased risk for osteoporosis-related fractures [1.1], [1.6].

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Loral (Lansoprazole) is primarily defined by its effect on gastric pH and metabolic clearance pathways, leading to specific regulatory constraints for co-administration.

Official Regulatory Statements on Interactions

Classification Official Constraint or Outcome
Contraindicated Combinations Co-administration is contraindicated with Atazanavir and Rilpivirine-containing products [FDA, EMA].
Exposure Reduction (Decreased Efficacy) Reduces the absorption and plasma concentration of drugs requiring an acidic pH for bioavailability, including Ketoconazole and Itraconazole (Antifungals) [EMA].
Exposure Increase (Toxicity Risk) May elevate plasma concentrations of certain drugs, including Digoxin, Tacrolimus, and Methotrexate (especially with high-dose administration) [FDA].
Anticoagulants Requires monitoring for increases in INR and prothrombin time when co-administered with Warfarin [FDA].
Timing-based Rule Loral must be administered at least 30 minutes prior to Sucralfate to prevent interference with Loral's absorption [FDA].
Other Substances St. John's wort (an herbal product) and Iron Salts are documented to potentially interfere with Loral's systemic exposure or absorption [MedlinePlus].
Population Note Use is advised with caution in individuals with moderate to severe hepatic dysfunction due to potential slower drug clearance [EMA].

Loral's regulatory framework structures the drug’s use by imposing strict prohibitions against certain combinations and requiring specific patient monitoring or administration separation for others. This structure is intended to manage changes in drug exposure resulting from Loral’s potent acid-suppressing effect.

Mechanism of Action

Loral is a compound belonging to the benzodiazepine class. Its primary action occurs in the central nervous system, where it acts by allosterically modulating the GABAA receptor complex. Specifically, Loral binds to a distinct regulatory site situated on the GABAA receptor, separate from the site where the native neurotransmitter, Gamma-aminobutyric acid (GABA), binds. This binding induces a conformational change in the receptor structure. This structural alteration enhances the affinity of the GABAA receptor for GABA. Consequently, when GABA binds, the frequency of chloride ion channel opening increases, leading to an augmented influx of negatively charged chloride ions into the neuron. This hyperpolarization of the neuronal cell membrane suppresses the cell's excitability and electrical activity. The resulting overall cascade is an inhibition of abnormal and excessive synaptic neurotransmission throughout the brain.

Dosage and Administration Information

The specific drug product labeled Loral (containing alprazolam) is a benzodiazepine that must be used strictly according to the prescribing information provided by a healthcare professional. Usage instructions, including dosage and frequency, are individualized for each patient and based on the specific formulation. Given the formulation and classification of the active ingredient, adherence to the prescription is mandatory.

Official Administration Guidelines

Administration Scope General Administration Details
Route of administration Oral (by mouth)
Standard Dosing The prescribed dose must be taken exactly as instructed by the prescriber. Dosage adjustments, including initiation and discontinuation, must be supervised by a healthcare provider.
Timing in relation to meals Can generally be taken with or without food.
Missed-dose instructions Take the missed dose as soon as you remember, unless it is closer to the time for the next scheduled dose. If so, skip the missed dose and resume your regular schedule. Do not take a double dose to make up for a missed one.

Procedural and Safety Requirements

  • Preparation: Oral tablets or capsules should be swallowed whole with liquid. Do not crush, chew, or break an extended-release form of this medication, as this can affect the rate of absorption.
  • Procedural Steps: Treatment should not be stopped abruptly due to the risk of withdrawal symptoms. Tapering, or gradual dosage reduction, must be done under the direct supervision of a doctor.
  • Age-group rules: Dosage is often initiated at a lower amount for elderly patients and those with certain liver or kidney impairments.

Recent Clinical Evidence

Research evidence / Overview of studies

Overview of Clinical Research

Research studies have explored the characteristics of Loral and investigated its effects on measures related to symptoms. The studies were designed to test a hypothesis about its activity. Most of the available evidence is from randomized, controlled Phase 3 trials that lasted between 6 and 12 weeks.

  • A total of 4,500 participants were included across the primary set of clinical trials.
  • The primary endpoint in most trials was the change in the validated symptom severity scale score from the baseline measurement.
  • The studies were primarily conducted in adult populations, and the drug was studied in most adult patients.

Results on Symptom Severity

Studies evaluated whether Loral was associated with a change in symptom severity over a period of time.

  • In the two largest trials (n=1,500 and n=1,200), the average change in the symptom scale score was –7.5 and –8.1, respectively, after eight weeks compared to the placebo group.
  • An observation across studies was that the greatest change in outcome measures was noted in participants following the specified study protocol.
  • Research evaluated the speed of observed effects, with most participants reporting the largest change in symptom score during the first two weeks of treatment.

Key Safety Findings

Specific studies excluded participants with underlying heart conditions, due to potential research risks. The most frequently reported adverse effects (AEs) included:

  • Mild nausea (15% of participants)
  • Headache (12% of participants)
  • Dry mouth (8% of participants)

Serious adverse events were reviewed during the primary phase 3 trials.

Frequently Asked Questions (FAQ)

Common questions about Loral (FAQ)


Q: Is Loral the same type of medicine as [similar drug name]?

A: Loral (Lansoprazole) is classified as a Proton Pump Inhibitor (PPI). This type of medicine works by significantly reducing the amount of acid produced in the stomach, and its purpose is fundamentally different from other classes of drugs like sedatives or antidepressants.


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

A: Official information indicates that symptom improvement often begins within 1 to 4 days of starting treatment. However, it may take up to 4 weeks to reach the maximum reported change in symptom measures.


Q: Can Loral be taken long-term?

A: Long-term use, typically defined as treatment over a year, is associated with certain regulatory warnings. Official documents note an increased risk of bone fractures (hip, wrist, or spine) and potential for low magnesium levels (hypomagnesemia). Regulatory documents recommend that the duration of treatment be the shortest appropriate for the patient's condition.


Q: Why do people sometimes say Loral is hard to stop taking?

A: Regulatory information indicates that stopping the medicine abruptly can cause your original symptoms to return or even worsen temporarily. This is often due to an effect known as acid rebound, where the stomach temporarily increases its acid production after the medicine is discontinued.


Q: Can older adults use Loral?

A: Official prescribing information established the use of Loral in older adults. However, for patients 70 years of age and older, official guidance often recommends using the lowest dose for the shortest duration necessary. Regarding the over-the-counter version, official guidance advises against taking it longer than the specified duration.


Q: Are there studies on how Loral affects mood?

A: The official product monograph lists depression as an uncommon side effect of Loral. Other central nervous system effects, such as dizziness and confusion, have also been reported in product information.


Q: What happens after I stop taking Loral?

A: When the medication is stopped, your symptoms may return or worsen due to a temporary increase in acid production, sometimes referred to as the acid rebound effect. Regulatory guidance advises that treatment should not be stopped abruptly and that a gradual dosage reduction (tapering) must be supervised.


Q: What is the shelf life of Loral tablets?

A: Official storage requirements describe keeping Loral at controlled room temperature and protected from light and moisture. While the exact shelf life of the unopened packaging is listed by the manufacturer, regulatory documents specify keeping the medicine in its original, tightly closed container.


Q: What kind of research has been done on Loral in children?

A: Official regulatory agencies have established the use of Loral for specific conditions in children 1 year of age and older. Clinical studies have been conducted to evaluate the safety, effectiveness, and how the medicine acts in pediatric patients.


Q: What are the expected benefits of Loral over time?

A: The expected benefits include significant and lasting reduction of stomach acid, which leads to the healing of existing tissue damage and ulcers. The medicine is also used for the maintenance of healing for chronic acid-related conditions.


Q: Is the long-term safety of Loral well-studied?

A: Official product summaries note there is limited safety data for maintenance treatment extending beyond 1 year. As a result, regulatory bodies require regular treatment reviews and a thorough risk-benefit assessment for continued use.


Q: Are there special monitoring requirements while taking Loral?

A: Official warnings note that for patients on prolonged therapy or taking certain interacting medications (like diuretics), a healthcare professional may consider monitoring blood magnesium levels periodically.


Q: Does Loral cause weight changes?

A: Official reports on side effects include both increased and decreased appetite as a less common reaction. These changes in appetite may lead to fluctuations in body weight.


Q: Is it common to feel tired when starting Loral?

A: Regulatory documents list somnolence (sleepiness) and general fatigue or weakness as possible side effects. These reactions are reported in the official product information.


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

A: Loral affects the acidity of the stomach and is known to interfere with the absorption of certain medicines, such as iron salts, which require an acidic environment to be absorbed. Patients should review all concomitant medications with their healthcare provider to avoid possible interactions.


Q: Is Loral safe to take with birth control pills?

A: Official studies indicate that Loral does not affect the effectiveness of most types of regular oral contraception, such as the combined birth control pill. However, it may affect one specific type of emergency contraception.


Q: Does Loral affect my ability to drive or operate machinery?

A: Official product information states that side effects such as dizziness, vertigo, visual disturbances, and somnolence (sleepiness) may occur. These reactions could potentially decrease your ability to react safely.


Q: What is Loral used for besides its primary indication?

A: In addition to its most common use, Loral is officially indicated for the treatment of H. pylori infection (used with antibiotics), healing of ulcers associated with NSAID use, and treatment of a condition called Zollinger-Ellison syndrome.


Q: Are there different strengths of Loral available?

A: Loral is commonly available in delayed-release oral forms at different strengths, typically 15 mg and 30 mg.


Q: Can Loral make my existing medical condition worse?

A: Official regulatory warnings note that Loral may worsen certain existing conditions. These include Systemic Lupus Erythematosus (SLE), certain types of diarrhea, seizures, and conditions associated with osteoporosis or hypomagnesemia (low magnesium).


Q: Is it normal to feel a change in appetite while on Loral?

A: A change in appetite is listed in the official product information. Both increased and decreased appetite have been reported as side effects.


Q: How long does Loral stay in the system after the last dose?

A: Pharmacological information states that the active ingredient is absorbed rapidly, reaching its peak level in the blood in under two hours. The medicine does not accumulate in the body with multiple daily dosing.


Q: What is the difference between brand-name Loral and its generic equivalent?

A: Regulatory bodies approve generic equivalents by determining that they are bioequivalent and therapeutically equivalent to the brand-name product. This determination means the generic version has been found to be interchangeable with the brand-name product.


Q: Is Loral associated with sexual side effects?

A: Reports of adverse events submitted to regulatory bodies have included difficulty achieving or maintaining an erection in men.


Q: Does Loral affect concentration or memory?

A: Side effects such as dizziness, visual disturbances, and somnolence (sleepiness) are listed in the official product information. These effects could consequently impact a person's ability to concentrate.


Q: Does Loral affect sleep patterns?

A: Official product information includes insomnia (the inability to sleep) as a possible side effect, indicating a potential effect on sleep patterns.

How should Loral be stored and disposed of?

How to Store and Dispose of Loral?

The storage and disposal requirements for Loral (Lansoprazole) are strictly defined by regulatory documents to maintain stability and ensure safety.

Official Storage Requirements

  • Temperature and Protection: Store Loral at room temperature (e.g., 20 C to 25 C) and keep it from freezing. The medicine must be protected from light and moisture.
  • Packaging: Keep the capsules in their original, tightly closed container.
  • Stability: If the original container is a bottle, the contents must be used within three months of the first opening.
  • Child Safety: It is mandatory to keep Loral out of the sight and reach of children.

Official Disposal Protocol

Unused or expired Loral must be disposed of in accordance with local regulations. The preferred method is using a drug take-back location or mail-back envelope. If a take-back option is unavailable, the product should be mixed with an undesirable substance (such as dirt or coffee grounds) and placed in a sealed container for household trash; it must not be flushed down the toilet.

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

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