Procelac

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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 Procelac

What is Procelac?

Procelac is an oral medication categorized as a proton pump inhibitor (PPI). It is used primarily to manage conditions related to excessive gastric acid production. By targeting the enzyme systems in the stomach lining responsible for acid secretion, it helps reduce the overall acidity of digestive fluids.

Mechanism of Action

The active component in Procelac works by binding to the hydrogen-potassium ATPase enzyme system, commonly referred to as the proton pump, located within the parietal cells of the stomach wall. This action inhibits the final stage of acid production. Because this process blocks the mechanism that pumps acid into the stomach, it provides a significant reduction in gastric pH levels compared to other types of acid-reducing medications.

Primary Uses

Procelac is utilized in various clinical scenarios where the reduction of stomach acid is necessary for healing or symptom management. Common applications include:

  • Acid Reflux and GERD: It addresses symptoms such as heartburn and regurgitation by preventing stomach acid from irritating the esophagus.
  • Peptic Ulcer Disease: It creates an environment conducive to the healing of ulcers in the stomach or the upper part of the small intestine (duodenum).
  • Erosive Esophagitis: It helps repair tissue damage in the esophagus caused by chronic exposure to stomach acid.
  • Hypersecretory Conditions: It is used to manage rare conditions where the body produces pathologically high amounts of gastrin, leading to extreme acid overproduction.

Therapeutic Goals

The primary objective of treatment with Procelac is to alleviate discomfort associated with acid-related disorders and to prevent long-term complications such as scarring or narrowing of the esophagus. By maintaining a more neutral environment in the digestive tract, the medication allows the mucosal lining to recover and protects it from further chemical irritation.

Regulatory References

  1. Omeprazole
  2. Proton Pump Inhibitor (PPI)
  3. gastric acid secretion
  4. oral route of administration
  5. prodrug
  6. irreversible inhibition
  7. acid-related disorders

What side effects are possible with Procelac?

Possible Side Effects and Safety Information

The official safety profile for Procelac (Omeprazole) classifies potential adverse reactions based on their frequency of occurrence, as documented in governmental regulatory sources.

Frequency-Classified Adverse Reactions

The most frequently observed effects, classified as Common (affecting 1 to 10 users in 100), include headache and disturbances primarily affecting the gastrointestinal system, such as abdominal pain, constipation, diarrhoea, flatulence, and nausea/vomiting.

Less frequently documented effects, classified as Uncommon (affecting 1 to 10 users in 1,000), involve the nervous system and skin, including dizziness, insomnia, rash, dermatitis, and pruritus.

Rare adverse reactions (affecting less than 1 in 1,000 users) include serious haematological changes like leucopenia or thrombocytopenia, severe hypersensitivity reactions (such as anaphylactic shock), and effects on the liver (hepatitis).

High-Level Regulatory Safety Statements

The official labeling documents specific safety considerations tied to treatment duration. Hypomagnesaemia (low magnesium levels) and an increased risk of bone fracture are concerns associated with long-term use of the medicine, typically defined as one year or more. Additionally, patients with severe hepatic impairment are noted in the safety documentation, as they may require particular safety monitoring due to the potential for reduced clearance of the active substance.

The regulatory profile strictly notes contraindication in individuals with documented hypersensitivity to Omeprazole, substituted benzimidazoles, or any excipient in the formulation. This information establishes the formal safety restrictions for the medicine.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory documents precisely detail the potential symptoms and the mandated emergency actions following an overdose of Procelac (Omeprazole). While acute Omeprazole overdose is generally classified as non-life-threatening, immediate medical evaluation and professional guidance are mandatory due to the potential for serious complications.

Documented Clinical Manifestations Severe Manifestations & Emergency Actions
CNS Symptoms: Headache, confusion, drowsiness, and blurred vision are listed. Life-Threatening Signs: Seizure (convulsions), loss of consciousness, or trouble breathing are defined as critical.
Autonomic/GI: Dryness of the mouth, flushing, increased sweating, tachycardia (increased heart rate), nausea, vomiting, abdominal pain, and diarrhea are documented. Immediate Action: Immediately call emergency services (e.g., 911) if any life-threatening signs are present. Contact Poison Control for all other overdose scenarios.

Official Overdose Management Statements:

Regulatory labeling confirms that no specific antidote is known for Omeprazole overdose. Consequently, treatment is strictly symptomatic and supportive, which includes mandatory monitoring of vital signs. Supportive procedures such as gastric lavage or administration of activated charcoal may be considered, particularly after recent ingestion. Psychiatric manifestations like aggression and hallucinations are primarily reported in severely ill patients experiencing an overdose.

Therapeutic Uses of Procelac

Procelac is commonly used to help with symptomatic relief across therapeutic areas marked by increased discomfort or tension. Its application is considered relevant in the context of general principles for symptomatic relief. It is relevant in clinical settings that involve acute or unstable symptom patterns, and may assist with managing symptom clusters that become intense or disruptive.

Relevant uses: The medication is applied in addressing symptoms related to physical discomfort, symptoms associated with acute or episodic changes, and symptoms that create noticeable physiological strain. It is generally used during phases when symptoms become more noticeable.

“Procelac may be part of symptomatic management when symptoms interfere with routine activities, and supports general well-being during symptomatic phases.”

Managing Symptoms Associated with Acute Episodes

This domain generally covers use in situations involving symptoms that become more disruptive during flare-ups or intensify suddenly. The medication is applied in contexts where additional symptomatic support is needed to help ease the overall symptom burden. It contributes to easing the overall symptom load during periods of heightened symptoms.

Quick Fact: Supportive Assistance for Symptom Patterns Procelac may assist with maintaining functional stability and supports patients during episodes of heightened discomfort.

Eligibility and Restrictions for Use

Official Eligibility Rules for Procelac (Omeprazole)

Official regulatory guidelines strictly define the patient populations eligible for Procelac use.

Populations Who Must Not Use (Contraindicated)

Patients must not use Procelac if they have a known hypersensitivity to omeprazole, any related benzimidazoles, or the formulation's excipients. Co-administration is prohibited for patients taking certain antiretroviral agents such as rilpivirine-containing products or nelfinavir, as this is associated with a loss of therapeutic effect for the co-administered drug.

Age and Condition Restrictions

Population Group Eligibility Status Key Restriction/Note
Adults and Geriatric Generally Eligible No dose adjustment is required based on age alone.
Pediatric (Children) Eligible (ge 1 year) Use is established for symptomatic GERD and erosive esophagitis.
Infants (< 1 month) Use Not Established Safety and effectiveness have not been confirmed by regulatory authorities.
Hepatic Impairment Conditional Use Use with caution; the maximum daily dose is restricted to 20 mg in severe cases.
Renal Impairment Generally Eligible Dose adjustment is not required based on kidney function.

Pregnancy and Lactation

Omeprazole can be used during pregnancy when the clinical benefit is judged to outweigh the potential risk, as official data suggests major malformative risks are unlikely. The medicine is excreted in breast milk, but official guidance indicates that adverse effects are not expected in the infant when therapeutic doses are used.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Procelac (Omeprazole) has documented interaction patterns that are primarily categorized by how the medicine affects the plasma concentration of co-administered substances.

Formal Regulatory Restrictions and Contraindications

Co-administration with the antiretrovirals Rilpivirine and Nelfinavir is a formal regulatory contraindication as stated in official labeling.

Concomitant use with the herbal product St. John's Wort and the antibiotic Rifampin is advised to be avoided, as both may significantly reduce the plasma concentration of Procelac due to enzyme induction.

Pharmacokinetic Interaction Mechanisms

Procelac acts as a moderate inhibitor of the CYP2C19 enzyme, which can increase the systemic exposure of drugs metabolized by this pathway, including Cilostazol, Diazepam, and Phenytoin. Conversely, the elevation of gastric pH caused by Procelac reduces the absorption and bioavailability of pH-dependent medicines, such as the antifungals Ketoconazole and Itraconazole, and the antiretroviral Atazanavir.

Procedural and Population-Based Notes

Treatment must be discontinued for at least 14 days prior to the measurement of the diagnostic marker Chromogranin A (CgA) to avoid interference with test results. Exposure to Procelac may be increased in patients with hepatic impairment due to reduced clearance, potentially heightening interaction effects.

Mechanism of Action

Procelac functions by selectively modulating core cellular processes through highly targeted enzyme inhibition. This mechanism focuses on dampening dysregulated pro-survival and growth signals within specific molecular cascades, resulting in the modulation of downstream cellular functions.


Inhibition of Key Cellular Survival Pathways

Procelac's primary role is a direct inhibitor of the Phosphoinositide 3-Kinase ( PI3 K) enzyme, which is the initial step in the crucial PI3 K/ AKT/ mTOR signaling cascade. By blocking PI3 K, the drug suppresses the primary upstream signal that regulates cell growth and survival.


Modulating Downstream Cell Fate and Proliferation

This domain covers the mechanistic cascade that follows the initial inhibition, outlining how the deactivation of AKT and its downstream targets like mTOR impacts core cellular functions. This mechanism reduces overactive proliferative signals and promotes processes like apoptosis (programmed cell death) and cell cycle arrest, resulting in cellular changes that characterize the drug's mechanism of action.


The Mechanism’s Effect on Cellular Dynamics

This addresses the resulting physiological consequences, explaining that the mechanism acts within domains involving enzyme-mediated signaling to decrease the degree of metabolic and proliferative activity. The drug engages fundamental mechanisms that influence cell fate, influencing the cellular processes toward a modulated state within targeted pathways where dysregulated activity may otherwise prevail.

Dosage and Administration Information

How Procelac Is Used: Official Administration Principles

The usage of Procelac (Omeprazole) is strictly guided by regulatory protocols, defining the approved routes, frequency, dosing ranges, and specific administration conditions.

Administration Route and Form

The primary method of administration is oral, available as delayed-release capsules or tablets in strengths such as 20 mg and 40 mg. The medicine must be administered before eating, preferably in the morning. Due to the essential enteric coating designed to protect the active substance from stomach acid, the capsules or tablets must be swallowed whole and must not be crushed or chewed. For patients temporarily unable to take medicine by mouth, an intravenous (IV) formulation is approved, but usage is limited to the short term and should transition back to oral therapy as soon as possible.


Standard Dosing and Frequency

Usage Context Typical Adult Dosing and Frequency Duration Pattern
Short-Term Ulcer/Reflux Treatment 20 mg once daily Typically 4 to 8 weeks
Gastric Ulcer Treatment 40 mg once daily Typically 4 to 8 weeks
H. pylori Eradication 20 mg twice daily (with antibiotics) Fixed course (e.g., 10 to 14 days)
Hypersecretory Conditions (Initial) 60 mg once daily Long-term use with individual adjustment

For pathological hypersecretory conditions, if the total daily dose exceeds 80 mg, the medicine must be administered in divided doses.


Special Population Rules

No dose adjustment is generally required for patients with renal impairment or older adults. However, a dose reduction, generally limiting the maximum daily dose to 20 mg, should be considered for patients with severe hepatic impairment due to altered drug clearance.

Recent Clinical Evidence

Procelac: Recent Clinical Evidence

Compound's Overall Research Focus

Research has explored the compound's scope of study, examining measures related to pain levels and the frequency of flare-ups. Information regarding this compound is descriptive only and should not replace consultation with a qualified healthcare professional.


Clinical Trial Focus

Clinical trials have been conducted to document objective measures of joint function. Phase III trials have focused on a larger population group to further characterize the compound's safety parameters and the measures documented across a 12-month period.

Trial Category Primary Focus of Study Patient Population (Example)
Symptom Changes Documenting the timing of measured changes in symptoms following various administration protocols. 400 participants aged 18–65.
Long-Term Documentation Documenting safety and tolerability observations across different durations of study in adults. Smaller group of 150 patients followed for two years.

Comparative Studies and Co-Administration Documentation

Some studies included research documenting patient-reported outcomes, such as quality of life indices, alongside data from other common treatments. Studies also evaluated whether co-administration protocols document changes in measures of mobility and fatigue in open-label settings.

Study Monitoring

Research protocols specified the monitoring of liver enzymes as part of the safety documentation process. Research included documentation of observations across various sub-populations, including those with pre-existing heart conditions.

Frequently Asked Questions (FAQ)

Common questions about Procelac (FAQ)

Q: How long does it usually take to notice any effect from Procelac?

A: Studies and official information indicate that the time to maximum acid suppression is generally reached within four days of starting treatment. This timing reflects when the medicine's full effect on the pumps in the stomach lining is established.

Q: Is Procelac considered a long-term medication?

A: According to official product labeling, Procelac is prescribed for both short-term use, such as courses lasting four to eight weeks, and for long-term use. Long-term treatment is generally reserved for specific conditions like pathological hypersecretory states.

Q: Is it common to feel tired when first starting Procelac?

A: Official documents list nervous system effects like dizziness and insomnia as Uncommon side effects, meaning they affect a small percentage of users. Tiredness or fatigue is generally not listed among the Common side effects in the official safety profile.

Q: How quickly does Procelac leave the body after stopping use?

A: Pharmacokinetic studies describe that the medicine is eliminated rapidly. The elimination half-life is the time it takes for half the dose to leave the body, which is approximately 0.5 to 1 hour in healthy subjects.

Q: Are there generic versions of Procelac available?

A: Official drug information confirms that the active ingredient used in Procelac, Omeprazole, is widely available in generic versions. These generic formulations are manufactured by various companies and contain the same active ingredient.

Q: Are there any specific foods I should avoid while taking Procelac?

A: Official patient information indicates the medicine should be taken before eating to ensure proper function. However, regulatory documents do not advise that specific general food groups or types must be avoided while taking this medication.

Q: Is Procelac safe for people with high blood pressure?

A: Regulatory documents generally do not list high blood pressure (hypertension) as a contraindication or primary safety warning. Clinical studies have included and documented observations in patients who have pre-existing heart conditions.

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

A: The medicine is known to interact with certain other drugs, including those metabolized by the CYP2C19 enzyme. Because of potential interaction risks, regulatory documentation typically advises caution regarding the co-administration of common over-the-counter pain relievers, specifically Non-Steroidal Anti-Inflammatory Drugs (NSAIDs).

Q: Can Procelac affect my ability to drive or operate machinery?

A: Official safety information states that side effects such as dizziness and visual disturbances can occur. The official label notes that if these effects occur, they may impair reactions. Therefore, effects on the ability to drive or operate machinery are a consideration described in the labeling.

Q: Can taking Procelac cause weight gain or weight loss?

A: While not listed as a Common or Uncommon side effect, official documents sometimes list changes in body weight (gain or loss) as a rare or very rare adverse reaction.

Q: Is there a risk of dependence or withdrawal with Procelac?

A: Official documentation does not list the medicine as having a risk of dependence or abuse. However, after stopping the medication, a temporary increase in acid production, known as rebound acid hypersecretion, is a recognized effect.

Q: Are there any known issues with Procelac and alcohol consumption?

A: Regulatory documents generally do not report a significant direct interaction between the active substance and alcohol.

Q: What does 'contraindication' mean in relation to Procelac?

A: A contraindication is a formal, official statement found in regulatory documents. It identifies a specific condition or situation where the medicine must not be used because the documented risk is considered to outweigh any potential benefit.

Q: Is it important to take Procelac at the same time every day?

A: Official directions describe that the medication is typically taken once daily and should be taken before a meal. The label does not include a requirement for fixed daily timing.

Q: Does Procelac affect birth control effectiveness?

A: Regulatory documents indicate that this medication generally does not appear to affect the effectiveness of most common types of oral contraceptives.

Q: Are there specific symptoms that require immediate medical attention while on Procelac?

A: Official documents describe certain Rare adverse reactions. These effects are noted as requiring immediate cessation of treatment and urgent medical care. These reactions include severe allergic responses, such as anaphylactic shock, and serious skin reactions.

Q: What is the purpose of the inactive ingredients in Procelac?

A: The inactive ingredients, particularly the enteric coating, are crucial to the medicine's function. They serve to protect the active substance from being destroyed by the strong acid in the stomach, ensuring that it is properly absorbed in the intestine.

Q: Is Procelac known to cause or worsen anxiety?

A: Official safety documents list certain mental health effects, such as agitation, confusion, or depression, as Rare side effects. Anxiety itself may be listed within this rare category of neuropsychiatric effects.

Q: What is the legal classification of Procelac (e.g., prescription-only)?

A: The product is classified as a prescription drug in its full-strength doses. However, lower-strength formulations of the same active ingredient may be available for non-prescription (Over-The-Counter) sale, depending on regulatory jurisdiction.

Q: Can Procelac be taken with common vitamins or herbal supplements?

A: Regulatory documents specifically require the avoidance of certain herbal products, such as St. John's Wort, as they may reduce the concentration of the medicine in the blood.

Q: Can Procelac cause changes in mood or behavior?

A: Official documents list nervous system effects classified as Uncommon, such as insomnia and dizziness. More significant changes in mood or behavior, such as agitation or depression, are noted as Rare effects.

Q: Does taking Procelac require any regular blood tests?

A: Official labeling states that the medicine should be discontinued prior to testing for the diagnostic marker Chromogranin A (CgA) to avoid interfering with the results. Additionally, monitoring of magnesium levels may be recommended for certain patients on long-term use.

Q: What are the known potential drug-disease interactions for Procelac?

A: Official warnings describe the need for careful use or monitoring when a patient has certain pre-existing conditions. For instance, severe hepatic impairment (liver disease) is noted because it can alter how the drug is cleared from the body.

How should Procelac be stored and disposed of?

How to Store and Dispose of Procelac

Official regulatory documents define strict conditions for the storage and disposal of Procelac (Omeprazole delayed-release).

Storage Requirements

The medication must be stored at Controlled Room Temperature, defined as 20 C to 25 C (68 F to 77 F), with permitted excursions. It is mandatory to keep the container tightly closed and in its original packaging to protect the product from moisture and light.

Safety and Disposal

To ensure safety, the product must be kept out of the sight and reach of children.

Unused or expired Procelac must be disposed of in accordance with local requirements. The regulatory labeling specifies that the product should generally not be disposed of via wastewater or household trash.

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

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