Procid

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Procid

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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 Procid

Property Description
Active Ingredient Probenecid
Form Oral Tablet (Film-Coated)
Pharmacological Class Uricosuric Agent
General Purpose Management of high uric acid levels
Origin Synthetic (Sulfonamide derivative)

What Type of Medicine is Procid (Probenecid)?

Procid is a prescription-only medication whose active component is the established generic ingredient, Probenecid, classified primarily as a uricosuric agent. This pharmaceutical compound is a synthetic derivative, specifically related to the chemical class of sulfonamides, and is chemically designed to influence how the body handles waste products. As a single-ingredient product, Procid focuses its action entirely on its unique pharmacological role, distinguishing it from combination treatments. Its designation as a uricosuric agent is clinically recognized for its specific mode of action on renal transport systems, defining its clear role within the anti-gout agent category.


Understanding Procid's General Purpose and Action

The general purpose of Procid is to manage conditions characterized by abnormally high levels of uric acid in the bloodstream, a state known as hyperuricemia. Procid achieves this by acting as a prophylactic agent in chronic management, targeting the renal system. Its high-level mechanism involves blocking the kidney's natural process of reabsorbing urate back into the blood, thereby dramatically increasing the renal excretion of uric acid. The consistent efficacy of Probenecid in enhancing renal clearance is critical in reducing the overall urate load in the body, providing essential long-term management for the underlying cause of chronic urate-related issues.


Form and Composition: The Procid Oral Tablet

Procid is supplied as an oral formulation, most commonly presented as a film-coated tablet, which is designed for convenient systemic administration. The choice of the tablet form is standard for medications intended for chronic, systemic therapy, ensuring a straightforward and sustained delivery method. The active substance, Probenecid, is consistently delivered, embedded within standard inactive excipients that serve as the structural vehicle and binder. The focus on a single-ingredient oral dose emphasizes its role as a foundational therapy for maintaining controlled blood urate levels.

Regulatory References

  1. NIH LiverTox: Probenecid

What side effects are possible with Procid?

Possible Side Effects and Safety Information

The safety profile for Procid (Omeprazole) is formally documented by regulatory agencies and covers adverse events classified by frequency and body system. This summary is based strictly on authoritative government regulatory documents and is provided for informational purposes only.

Adverse Reactions by Frequency

Side effects are categorized by how often they occur in adults treated with the medicine, based on clinical trial and post-marketing data:

  • Common (occurring in 1% to 10% of patients): Headache, abdominal pain, constipation, flatulence, nausea, or vomiting.
  • Uncommon (occurring in 0.1% to 1% of patients): Insomnia, dizziness, paresthesia, vertigo, rash, dermatitis, urticaria, malaise, and peripheral edema.
  • Rare (occurring in 0.01% to 0.1% of patients): Leukopenia, thrombocytopenia, severe allergic reactions (e.g., angioedema, anaphylaxis), hyponatremia, confusion, depression, visual disturbances, hepatitis, alopecia, photosensitivity, arthralgia, and myalgia.

Serious and Clinically Significant Adverse Reactions

Specific rare but serious adverse reactions documented in regulatory safety information include:

  • Severe Hypersensitivity Reactions (e.g., anaphylactic shock, angioedema).
  • Severe Cutaneous Adverse Reactions (SCARs), including Stevens-Johnson Syndrome (SJS), Toxic Epidermal Necrolysis (TEN), and Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS).
  • Gastrointestinal and Renal conditions such as Clostridium difficile associated diarrhea (CDAD) and acute interstitial nephritis.
  • Blood Dyscrasias (e.g., agranulocytosis) and severe Hepatic disorders (e.g., hepatic failure).

Long-Term Use and Exposure-Related Safety

Regulatory documents highlight safety considerations associated with prolonged or high-dose use, typically exceeding one year:

  • Increased risk of bone fracture (hip, wrist, or spine).
  • Hypomagnesemia (low magnesium levels).
  • Development of atrophic gastritis.
  • Potential to interfere with diagnostic tests for neuroendocrine tumors due to effects on serum chromogranin A levels.

Overdose and Emergency Response

Overdose and When to Seek Help

Regulatory documents provide explicit descriptions of the documented clinical presentation and required emergency response actions in the event of Procid (omeprazole) overdosage.

Documented Overdose Presentations

Overdosage may present with a specific cluster of symptoms affecting the central nervous system and autonomic systems. Officially documented manifestations include confusion, drowsiness (somnolence), blurred vision, nausea, and headache. Additional signs listed in regulatory summaries may include tachycardia (rapid heartbeat), diaphoresis (unusual sweating), flushing, and dry mouth. The regulatory classification of documented overdosage reports notes that symptoms are typically transient, and no serious clinical outcome has been reported in documented cases, even at high exposure levels.

Required Emergency Actions

The official guidance mandates that treatment following an overdosage must be symptomatic and supportive. Regulatory documents confirm that no specific antidote is known for omeprazole overdosage, and procedures such as dialysis are considered ineffective due to high protein binding. Individuals must contact a Poison Control Center or seek care at an emergency room at once following a suspected overdose. Immediate medical assistance must be sought by calling emergency services if the affected person has collapsed, had a seizure, has trouble breathing, or can't be awakened, as these represent critical, life-threatening events defined in official labeling.

Therapeutic Uses of Procid

What Procid treats: main uses and benefits

Procid (omeprazole) is an established treatment that may help manage conditions linked to excessive stomach acid production. It is utilized to provide relief for various gastrointestinal discomforts, including the burning sensation of heartburn and acid reflux caused by Gastroesophageal Reflux Disease (GERD).

This medication is indicated for the management of active duodenal ulcers, gastric ulcers, and the treatment of Zollinger-Ellison syndrome, a condition characterized by high gastric acid secretion. Procid may also be used in combination with appropriate antibiotics as part of a regimen to address ulcers associated with Helicobacter pylori (H. pylori) bacteria. By helping to control the overproduction of stomach acid, Procid promotes a favorable environment for damaged tissues in the esophagus and stomach to heal.


Quick Fact: Relief for Ulcer Pain Procid may help to reduce the irritation caused by acid on the ulcer lining, which can support the healing process of gastric and duodenal ulcers.


Eligibility and Restrictions for Use

Who Can and Cannot Use Procid

The eligibility to use Procid (Omeprazole) is governed by specific regulatory standards, defining absolute exclusions and populations requiring special consideration. Official labeling establishes who is permitted to use the medicine and who is prohibited.

Status Population or Condition
Absolutely Contraindicated Individuals with known hypersensitivity to omeprazole, substituted benzimidazoles, or any component of the formulation.
Absolutely Contraindicated Patients taking products that contain rilpivirine.

Age and Conditional Use

The safety and effectiveness of Procid are not established for infants under one month of age. For pediatric patients, eligibility begins at one month for short-term Erosive Esophagitis and at one year for symptomatic Gastroesophageal Reflux Disease and EE maintenance. Patients with hepatic impairment require conditional use, as dose reduction should be considered due to altered drug clearance, though no adjustment is required for renal impairment.

Reproductive Eligibility

Regarding pregnancy, the medicine can be used, as epidemiological studies do not indicate adverse effects on the fetus. Since the drug is excreted in human milk, nursing mothers must consider whether to discontinue nursing or discontinue the drug.

What should I know about interactions with other medicines?

Procid Interactions with other medicines and products

Procid’s official interaction profile is defined by its effects on two primary systems: the Cytochrome P450 enzyme CYP2C19 and gastric pH. These regulatory domains establish constraints on co-administration with other medicines and products.

Interaction Type Examples of Interacting Substances
Formally Contraindicated Rilpivirine-containing products
Avoid/Not Recommended Clopidogrel, Atazanavir, Nelfinavir

Co-administration with Clopidogrel must be avoided because Procid, acting as an inhibitor of the CYP2C19 enzyme, diminishes the anti-platelet activity of the co-administered drug, as noted in regulatory labeling. The combination of Procid with Atazanavir or Nelfinavir is not recommended due to Procid significantly reducing the plasma exposure of these antivirals by elevating gastric pH.

Exposure-modifying interactions also exist with several other substances. Procid can prolong the elimination of certain drugs metabolized by CYP enzymes, including Warfarin, Diazepam, and Phenytoin. Conversely, Procid can increase the systemic exposure of Cilostazol and Digoxin, necessitating monitoring. Products like Ketoconazole and Iron Salts may experience impaired absorption due to the drug’s effects on gastric acidity.

Official labeling requires specific action regarding diagnostic tests: Procid must be temporarily stopped for a period of at least 14 days before certain Neuroendocrine Tumor assessments (CgA levels) to prevent interference with the results. Furthermore, the use of the herbal product St. John’s Wort should be avoided as it may reduce Procid’s concentration through enzyme induction.

Mechanism of Action

Primary Mechanism: Targeted Blockade of Renal Urate Transport

The primary mechanism of action involves the competitive inhibition of the Urate Transporter 1 (URAT1) protein, which is located on the apical membrane of kidney proximal tubule cells. By preventing URAT1 from reabsorbing uric acid back into the bloodstream from the urine, the drug initiates a profound increase in the amount of uric acid excreted, a physiological process known as uricosuria.


Mechanistic Cascade and Systemic Urate Alteration

This initial cellular action creates a mechanistic cascade leading to a sustained alteration in the overall miscible urate pool throughout the body. The consequent drop in systemic uric acid concentration establishes a physiological gradient that supports the re-mobilization and clearance of pre-existing urate deposits from tissues.


️ Secondary Mechanism and Pharmacological Constraints

The drug also acts as a competitive inhibitor on other renal Organic Anion Transporters (OATs), specifically OAT1 and OAT3, which affects the excretion of various other organic anions. This mechanism is physiologically constrained in cases of severe renal impairment, and its efficacy can be dramatically reduced by the presence of substances like salicylates, which antagonize its action at the renal tubule.

Dosage and Administration Information

How Procid is Used: Official Administration Guidelines

Procid, containing omeprazole, is administered via the oral route, typically using delayed-release capsules or tablets. Adherence to the prescribed administration pattern is crucial for maintaining the medicine's integrity until it reaches its intended site of absorption.

Official Dosing and Frequency

Standard adult usage involves a dose ranging from 20 mg to 40 mg administered once daily for short-term healing of conditions like duodenal ulcers or erosive esophagitis. For pathological hypersecretory conditions, such as Zollinger-Ellison Syndrome, the starting dose is often 60 mg once daily, and the maximum daily dose can be as high as 360 mg. Daily dosages exceeding 80 mg must be taken in divided doses. Procid may be used for short courses (e.g., four to eight weeks) or for long-term maintenance (e.g., up to 12 months).

Administration Conditions and Preparation

The medicine must be taken before eating (pre-prandial timing), usually in the morning. Due to the requirement for the drug's special coating to remain intact, the delayed-release capsules or tablets must be swallowed whole. Under no circumstances should the capsule or its internal pellets be crushed or chewed. If a patient is unable to swallow the whole capsule, the pellets may be opened and mixed into a small amount of an approved soft food (such as applesauce) and swallowed immediately without chewing.

Population-Specific Use and Missed Doses

A lower maintenance dose of 10 mg once daily may be required for patients with severe hepatic impairment or those of Asian descent. If a dose is missed, it should be taken as soon as possible; however, patients are instructed not to double the dose to compensate for a forgotten one.

Recent Clinical Evidence

Research evidence / Overview of studies for Procid

Evidence for Use in Gastroesophageal Reflux Disease (GERD) and Erosive Esophagitis

Research examining Procid (omeprazole) for conditions studied in relation to acid production is primarily based on Randomized Controlled Trials (RCTs) and comprehensive systematic reviews. These studies explored short-term changes in patients, mainly focusing on measuring outcomes related to physical discomfort like heartburn frequency, as well as the healing rate of lesions in the esophagus, which is assessed through endoscopy. The evidence contributes to the broader understanding of symptom patterns associated with these conditions.

Findings describe patterns observed in these studies, reporting that patients often experienced changes measured during the study period related to the evolution of heartburn symptoms. Trials exploring Erosive Esophagitis reported measurements of mucosal healing patterns over initial treatment periods, such as 4 to 8 weeks, when compared to non-treatment (placebo). However, limited information for long-term outcomes following continuous use beyond one year is a recognized research gap.


Evidence for Use in Peptic Ulcer Disease and H. pylori Regimens

Procid was evaluated in studies for its role in studies of active duodenal and gastric ulcers. The evidence base relies significantly on Randomized Controlled Trials (RCTs), often conducted during periods of heightened symptom activity. Researchers mainly monitored the ulcer healing rate, confirmed through endoscopic procedures, and also examined changes in outcomes related to physical discomfort like ulcer pain.

When used as part of a combination therapy—typically used with antibiotics for H. pylori—research has explored measures of bacterial eradication. Studies report patterns of ulcer healing over the defined time intervals of 2 to 8 weeks. A key research limitation is that the current study focus is predominantly on Procid's use within these multi-drug combination regimens; current data for its use as a single agent (monotherapy) for ulcer healing is not as extensively characterized.


Evidence in Special Patient Populations and Uncertainties

Specific research has explored the evidence landscape for Procid in populations beyond the general adult group, including Pediatric populations (infants and children). These groups were evaluated in studies exploring short-term symptom changes. The results apply only to the populations studied, and data for certain groups remain insufficient when isolating specific comorbid groups. For rare conditions like Zollinger-Ellison Syndrome (ZES), evidence is derived from long-term observational cohort studies, which monitored patterns of gastric acid output over time, but these studies have small sample sizes due to disease rarity.

Frequently Asked Questions (FAQ)

Common questions about Procid (FAQ)

Q: What is the main reason doctors prescribe Procid?

According to official documentation, Procid is prescribed to manage several conditions related to excess stomach acid. These uses include treating peptic ulcers, H. pylori infection (when used with antibiotics), and severe hypersecretory conditions. It is also approved for treating gastroesophageal reflux disease (GERD) and promoting the healing of erosive esophagitis.

Q: Is Procid a type of antibiotic?

No, Procid (omeprazole) is not an antibiotic. It belongs to a specific class of medicines called Proton Pump Inhibitors (PPIs). Its primary role is to reduce the production of stomach acid, though it is sometimes used alongside antibiotics as part of a combination treatment for H. pylori infection.

Q: How quickly does Procid typically start working?

Regulatory information indicates that acid-suppressing effects are typically measurable within about one hour after administration. Full relief of symptoms, however, may take 1 to 4 days for certain conditions, and the healing of tissue damage in the esophagus typically requires several weeks.

Q: How is Procid different from other similar drugs?

Procid is categorized as a Proton Pump Inhibitor (PPI). Medicines in this class work by permanently blocking the H+/K+ ATPase enzyme system, often called the 'proton pump,' in the stomach lining. This action influences the final step of acid production, which defines its pharmacological class when compared to other types of acid-reducing medicines.

Q: Does Procid have a generic version available?

Yes, the active ingredient in Procid is omeprazole, which is widely available as a generic medication. Procid is simply one of the brand names used for this established drug.

Q: Do you need a prescription to get Procid?

Procid (omeprazole) is available in both prescription-only and Over-the-Counter (OTC) formulations. Whether a prescription is required depends on the dose and the specific medical condition it is intended to manage.

Q: Can older adults generally use Procid?

Official labeling states that no significant differences in safety or effectiveness have been noted between older adults and younger patients. Regulatory documents state that use in older adults may require consideration, reflecting the general tendency for liver function to decrease with age.

Q: Is Procid known to interact with common pain relievers like ibuprofen?

While regulatory documents do not specifically list ibuprofen, they do note that Procid can affect the body's metabolism of certain drugs. It may also interfere with the absorption of other medicines, like Ketoconazole, by increasing gastric pH. Interaction potential with all co-administered medicines is typically described in the official patient information.

Q: Can Procid be taken with vitamins or dietary supplements?

Official information states that the herbal product St. John’s Wort should be avoided as it may reduce the drug's effectiveness. Long-term use of Procid may also interfere with the absorption of certain minerals and vitamins, such as magnesium (potentially leading to hypomagnesemia) and Vitamin B12.

Q: Does taking Procid affect blood pressure readings?

Core product labeling does not list effects on blood pressure among the common side effects. However, some post-marketing safety data from regulatory bodies indicates a potential association between this class of medicine and reports of hypertension. Further data is currently being examined to clarify any potential relationship.

Q: Is Procid considered a controlled substance?

No, according to the US Drug Enforcement Administration (DEA) and other regulatory bodies, Procid (omeprazole) is not classified as a controlled substance. It is not considered to have abuse or dependency potential.

Q: What is the 'How it works' explanation for Procid in simple terms?

Procid is a Proton Pump Inhibitor that works by influencing the function of the acid-producing 'pumps' located in the stomach lining. By blocking these pumps, the amount of acid produced is greatly decreased, which is intended to allow time for damaged tissues to heal.

Q: What's the difference between Procid and the generic name?

Procid is the proprietary brand name for the medicine, while omeprazole is the official generic name for the active chemical ingredient. They both contain the exact same core medication intended for the same uses.

Q: Is Procid commonly used for other problems not listed as main uses?

Procid is approved for specific conditions and durations detailed in its official regulatory labeling. Any use outside of the specific conditions and durations detailed in the labeling is described as use not covered by the regulatory approval.

Q: Does Procid have a high risk of drug dependency?

Procid (omeprazole) does not have a risk of drug dependency. Regulatory agencies do not classify it as a scheduled controlled substance, indicating a lack of abuse potential.

Q: Is Procid used to prevent certain conditions?

Yes, official documents describe Procid's use in maintenance therapy for specific conditions, such as the healing of erosive esophagitis. The purpose of this type of use is often to prevent the condition from recurring after the initial treatment course is complete.

Q: How reliable is the research evidence for Procid?

The clinical studies section of the label describes the evidence as being based on Randomized Controlled Trials (RCTs), which are standard study designs used to support a drug's approved indications. The evidence is derived from these trials and systematic reviews.

Q: Does Procid affect fertility in men or women?

Official labeling indicates that there are no adequate and well-controlled studies currently available regarding the effects of Procid on human fertility. However, studies conducted in animals (rats) indicated that there was no evidence of impairment to fertility.

Q: Can Procid be taken with antacids?

Yes, official co-administration guidelines state that antacids may be used with Procid if relief is needed. Taking antacids does not affect the absorption of the delayed-release capsules or tablets.

Q: Does Procid cause dry mouth?

Dry mouth has been documented in post-marketing safety data from users of Procid. However, it is not listed among the common or uncommon side effects, meaning its overall incidence is not known from clinical trials.

Q: What is the shelf life of Procid?

The shelf life for the medication is specific to the exact formulation and packaging. The official date is marked as the expiration date (EXP) printed directly on the bottle, carton, or blister pack, and is an important factor in maintaining the product's quality.

How should Procid be stored and disposed of?

The storage and disposal of Procid (Omeprazole) must adhere strictly to official regulatory requirements to ensure product integrity and public safety.

Official Storage Requirements

Element Requirement
Temperature Range Store at controlled room temperature (20 C to 25 C).
Environmental Protection The medicine must be protected from moisture.
Packaging Rules Must be kept in its original container and be tightly closed.
Child Safety Must be stored out of the reach of children.

Disposal Instructions

Official disposal rules require that unused or expired Procid must not be discarded via wastewater or standard household trash. The preferred method is to utilize an authorized drug take-back program. If a take-back option is unavailable, disposal must be performed according to local pharmaceutical waste regulations.

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

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