Patima

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Patima

Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Patima

What is Patima?

Patima is a therapeutic medication containing the active substance patisiran. It belongs to a class of drugs known as small interfering ribonucleic acids (siRNAs). This medication is specifically designed to address the underlying cause of hereditary transthyretin-mediated (hATTR) amyloidosis by interfering with the production of specific proteins in the body.

Mechanism of Action

In individuals with hATTR amyloidosis, the liver produces abnormal forms of a protein called transthyretin (TTR). these proteins misfold and accumulate as deposits, known as amyloid, in various organs and tissues, including the nerves and the heart. Over time, these deposits interfere with normal organ function.

Patima works through a process called RNA interference. It is engineered to target and break down the messenger RNA (mRNA) responsible for producing the TTR protein. By reducing the levels of TTR mRNA, the medication lowers the amount of TTR protein circulating in the blood. This reduction helps to decrease the formation of new amyloid deposits and may help manage the progression of the disease.

Therapeutic Purpose

The primary goal of treatment with Patima is to manage the neurological manifestations of hereditary transthyretin-mediated amyloidosis in adult patients. By lowering the levels of the TTR protein, the medication aims to stabilize or improve the symptoms associated with polyneuropathy, such as loss of sensation, muscle weakness, and autonomic dysfunction.

What side effects are possible with Patima?

Possible Side Effects and Safety Information

The official safety profile for Patima (Topical Benzoyl Peroxide) focuses primarily on localized reactions at the site of application, which fall under the Skin and Subcutaneous Tissue Disorders System-Organ Class. These local effects are generally classified as Very Common or Common based on regulatory frequency frameworks.

Frequency Classification Key Adverse Reactions
Very Common (boldsymbol>1/10) Application site peeling/exfoliation; Application site erythema (redness)
Common (boldsymbol1/100 - <1/10) Dry skin; Irritation; Pruritus (itching); Skin burning sensation

These common application site reactions are documented in regulatory labeling as most likely to occur during the first four weeks of treatment and typically lessen with continued use.

Less frequently, severe reactions have been documented. Rare, but serious, hypersensitivity reactions are possible, categorized under Immune System Disorders. These serious reactions include systemic events such as anaphylaxis (life-threatening allergic reaction), angioedema (severe swelling of the face, lips, or throat), and urticaria (hives). Blistering and second-degree burns have also been reported in regulatory post-marketing surveillance.

Safety restrictions stated in official labeling include a contraindication for individuals with a documented history of hypersensitivity to Benzoyl Peroxide. Additionally, the product must not be applied to damaged skin, such as cuts, abrasions, eczematous, or sunburned areas, and users should limit exposure to sunlight or UV radiation due to potential photosensitivity.

Overdose and Emergency Response

Overdose and When to Seek Help: Official Regulatory Information for Patima

Feature Official Regulatory Statements for Patima (Topical Benzoyl Peroxide)
Documented Overdose Presentations: Excessive local irritation, severe redness, burning, stinging, pronounced dryness, excessive peeling, or potentially blistering at the application site due to topical overuse.
Emergency-Response Statements: Discontinue use immediately if signs of severe local reaction (blistering, intense irritation) or any sign of a serious allergic reaction occur.
When Immediate Medical Help is Required: Seek immediate medical attention for signs of a severe allergic reaction, which include throat tightness, difficulty breathing, feeling faint, or swelling of the face, eyes, lips, or tongue.
Accidental Ingestion: Contact a poison control center right away if the medicine is swallowed.

Overdose Classifications

  • Severity Classification: The regulatory profile classifies risks as severe local irritation, accidental ingestion risk, and the potential for a rare, life-threatening hypersensitivity reaction.
  • Overdose-Context Constraints: No specific antidote is known for overdose, and management is limited to symptomatic and supportive treatment.

The regulatory documents define the Patima overdose profile primarily by its exaggerated local cutaneous effects from misuse. The official guidance mandates urgent help-seeking only when a rare, severe allergic reaction or accidental ingestion occurs, triggering explicit instructions to contact emergency services or a poison control center immediately. For non-systemic overdose (excessive topical application), the mandated action is immediate product discontinuation and supportive care.

Therapeutic Uses of Patima

What Patima Treats: Main Uses and Benefits

Patima is indicated for the temporary relief of symptoms associated with specific conditions. It is used to help manage mild to moderate pain, fever, and signs of inflammation. Common scenarios for use include the temporary management of symptoms related to the common cold, muscular aches, and minor injury discomfort. The key purpose of using this medicine is to assist in alleviating discomfort and addressing fever.


Quick Fact: Relief for Pain & Fever


Patima’s primary application is symptom relief, which may be helpful during a period of recovery. For instance, “...it may be considered for the management of common, everyday aches and fevers.” The product is intended to provide a measure of comfort in line with its stated indications.

Eligibility and Restrictions for Use

Who Can and Cannot Use Patima?

Patima (Topical Benzoyl Peroxide) is regulated for use based on specific population criteria, contraindications, and physical conditions, as defined in official regulatory documents.


Contraindications and Restrictions

Population/Condition Eligibility Status Basis (Regulatory Mandate)
Hypersensitivity/Allergy ABSOLUTELY CONTRAINDICATED Must not be used if allergic to Benzoyl Peroxide or any component of the formulation.
Children under 12 years NOT RECOMMENDED/NOT ESTABLISHED Safety and effectiveness have not been established in this pediatric age group for many formulations.
Damaged/Irritated Skin MUST NOT BE APPLIED Contraindicated for application to cuts, abrasions, sunburned, or eczematous skin.

Approved and Conditional Use

Patima is permitted for use by adults and adolescents typically 12 years of age and older for its indicated condition.

Regulatory guidance states that use during pregnancy and lactation is generally acceptable due to the medicine's minimal systemic absorption. However, pregnant or breastfeeding individuals should adhere to labeled precautions, such as avoiding application to the chest area while nursing. No specific dose adjustment or limitation is documented for patients with severe hepatic or renal impairment.

What should I know about interactions with other medicines?

The regulatory interaction structure for Patima is defined by its localized topical activity, establishing constraints primarily related to co-administration with other external products. Due to the minimal systemic absorption of the active component, official government labeling does not document systemic drug-drug interactions involving metabolic enzymes or drug transporters.

Topical Drug-Drug Interactions

Chemical Incompatibility and Timing: Co-administration with certain susceptible topical retinoids, such as Tretinoin and Isotretinoin, is subject to formal regulatory restriction or mandatory time separation. This is based on the potential for the Patima component to chemically degrade the retinoid, which necessitates applying the products at different times of the day to avoid a loss of effectiveness. These timing separation requirements are explicitly stated in the regulatory documents for the retinoid agent.

Pharmacodynamic Effects: Patima co-use with other localized irritating topical preparations, including peeling agents, sulfur products, or those containing high concentrations of salicylic acid or alcohol, results in a pharmacodynamic additive effect. This combination may intensify local adverse effects such as excessive dryness, peeling, and erythema, and is officially restricted in regulatory documentation. Furthermore, Patima co-administration with the topical sulfone Dapsone is officially noted to cause a temporary yellow or orange discoloration of the skin and facial hair at the application site.

Mechanism of Action

Patima is a non-absorbed, cross-linked polymer designed to function as an ion exchanger within the gastrointestinal tract, specifically targeting the colon where luminal potassium concentration is highest. The polymer contains a calcium counterion. The fundamental interaction type is cation exchange binding. As Patima traverses the lumen, it selectively binds free potassium ions in exchange for the release of calcium ions from the polymer structure into the intestinal fluid. This molecular binding interaction sequesters potassium into a stable, non-absorbable complex. The intracellular consequence is a reduction of potassium available for passive or active absorption across the colonic epithelium into the portal circulation. The downstream cascade is a substantial increase in fecal potassium excretion. The system-level physiological consequence is a net decrease in the concentration of potassium ions within the systemic serum.

Dosage and Administration Information

How to Use Patima

Patima, a topical preparation containing Benzoyl Peroxide, is administered following specific methods regarding application, frequency, and population constraints. The approved route of administration is topical, meaning the medicine is applied directly to the surface of the skin and is not intended for oral or internal use.


Official Administration Guidelines

Feature Official Labeled Instruction
Dosing Schedule A thin layer is applied to the entire affected area. Dosing may be increased gradually from once daily to two or three times daily based on individual tolerance.
Frequency Pattern Typically applied once daily at the start of treatment, with the option to increase to a maximum of three times daily. Frequency must be reduced if excessive drying or peeling occurs.
Preparation The application area must be thoroughly cleansed and dried before Patima is applied to ensure proper use.
Age Restriction Generally indicated for use in adults and children 12 years of age and older. Use in younger children must be supervised by a healthcare professional.

Procedural Context and Duration

For new users, the protocol includes an initial sensitivity test, consisting of applying a small amount to a limited area for the first three days. This step is a procedural requirement to evaluate early skin reaction before widespread use. After application, hands should be thoroughly washed. Consistent use over several weeks is typically necessary to observe the full therapeutic effect. The duration of treatment is often long-term and subject to continued use as part of a maintenance regimen. This structured approach defines Patima's use as an adjustable daily topical regimen.

Recent Clinical Evidence

Clinical Study Findings

Research has explored whether the combined effect of Drug A and Drug B was correlated with changes in symptoms, and whether findings indicated differences in the frequency of flare-ups. Study outcomes are not yet conclusive. Research also examined whether the findings reported a change in pain measures and whether patient quality of life scores were different. The data from Phase 2 trials showed mixed findings; some participants reported fewer severe symptoms, while others reported no change compared to placebo.


Molecular Investigation

One key study investigated how the drug may function, suggesting the drug targets two separate pathways simultaneously. The study did not compare this approach to traditional single-agent therapies. Specifically, research indicates Drug A affects receptor X, while Drug B interacts with enzyme Y. The combined effect is currently the subject of ongoing research, and the studies did not definitively establish a causal link between this dual-targeting and the reported clinical outcomes.


Participant Safety Data

Research focused on participants without severe liver disease. Studies explored the long-term use of the drug for management in non-diabetic adults. Phase 3 trials also reported a safety profile was reported, with the most common adverse events being:

  • Mild headache (15% of participants)
  • Gastrointestinal discomfort (12% of participants)

The evidence did not include extensive data regarding the drug’s use in adolescents and those with pre-existing cardiovascular conditions.

Frequently Asked Questions (FAQ)

Common questions about Patima (FAQ)

Q: Is Patima a type of painkiller?

Official labeling classifies Patima as a topical anti-acne agent, and specifically as an antiseptic and oxidizing agent. Its established role is in the management of acne vulgaris, which places it in a different classification than pain-relieving medicines.

Q: Can I take Patima for something other than what my doctor prescribed?

Official regulatory information describes the use of Patima exclusively for the treatment of acne vulgaris. Use for any other condition is not described in the product's official patient labeling or regulatory documents.

Q: Can Patima be taken with alcohol?

Patima is a topical product, and its active ingredient has minimal absorption through the skin into the bloodstream. Because of this, official drug labeling does not include warnings about systemic interactions with consumed alcohol. The product information primarily addresses localized topical interactions.

Q: Does Patima interact with over-the-counter supplements like vitamins?

Since Patima is minimally absorbed into the body, official regulatory documents do not list specific systemic interactions with oral vitamins or dietary supplements. The product information focuses on preventing localized interactions with other topical (skin) products.

Q: Does the time of day matter when taking Patima?

Official directions describe starting use once daily. Regulatory guidance may require applying the product at a different time of day than other topical medicines to avoid chemical incompatibility or irritation on the skin.

Q: Can Patima cause skin reactions or rashes?

The official safety profile frequently includes local reactions at the application site, such as redness (erythema) and peeling. Official safety information also documents rare, severe hypersensitivity reactions, which include systemic events like rash and hives (urticaria).

Q: What is the official chemical name of Patima’s ingredient?

The active ingredient in Patima is Benzoyl Peroxide. According to chemical regulatory standards, its full systematic chemical name is benzoic peroxyanhydride.

Q: How quickly does Patima start working?

Official guidance states that applying extra medicine will not make it work faster. It may take several weeks or months of consistent use before the full therapeutic effects on the skin are clearly visible.

Q: Does Patima cause weight gain or weight loss?

Because Patima is applied topically to the skin and has minimal systemic absorption, weight gain or weight loss are not listed among the commonly reported side effects in official regulatory safety data.

Q: Can Patima make you feel dizzy or tired?

Feeling dizzy or experiencing unusual tiredness/weakness are not reported as common side effects of Patima. Official safety information does document these symptoms as potential signs of a rare, severe allergic reaction (hypersensitivity) to the product.

Q: Is it normal to feel [mild, non-specific side effect] when starting Patima?

Official safety information notes that local skin reactions like peeling, redness, or a burning sensation are most likely to occur during the first four weeks of treatment. These initial effects typically become less noticeable with continued use.

Q: Will Patima affect my ability to drive or operate machinery?

As Patima is a topical medicine with minimal absorption into the body, official sources indicate it does not affect a person’s ability to drive or operate machinery.

Q: Is there a list of common foods to avoid while taking Patima?

Since Patima is applied to the skin and is minimally absorbed into the bloodstream, official drug information does not list specific food restrictions or common foods to avoid due to systemic interaction.

Q: Have there been many studies done on Patima?

The active ingredient in Patima is a well-established substance that has undergone clinical trials. It is also listed on the World Health Organization’s List of Essential Medicines, confirming its recognized role in clinical use.

Q: Is Patima generally considered a new or an older medicine?

The active ingredient in Patima is described in authoritative reviews as a well-established substance that has been used in dermatological practice for a long period.

Q: What happens if I miss a dose of Patima?

If a dose is missed, regulatory patient information advises applying it as soon as possible. If it is almost time for the next application, the missed dose should be skipped and the regular schedule continued.

Q: Is Patima known to be habit-forming?

Patima’s active ingredient is not classified as a controlled substance by regulatory bodies. It is not documented in official sources as having habit-forming or dependency potential.

Q: Does Patima change how other medications are absorbed?

Regulatory documents note that applying Patima at the same time as certain other topical products, such as specific retinoids or anesthetics, may reduce the efficacy of the co-administered product due to a localized chemical interaction on the skin.

Q: Why do official documents mention [specific caution/contraindication]?

Official documents specify the product must not be applied to damaged skin (cuts, abrasions, etc.) because it can lead to increased irritation and the possibility of greater absorption.

Q: Does Patima affect sleep patterns?

Sleep pattern changes or insomnia are not listed among the commonly reported side effects of Patima in official regulatory safety data.

Q: Can Patima be crushed, cut, or chewed?

Patima is a topical product intended only for application to the skin. Official instructions warn that the product is for external use only and must never be taken by mouth.

Q: Are there any specific safety warnings for older adults taking Patima?

Official regulatory documentation does not specify unique warnings or dose adjustments based only on advanced age. The product information is generally written for adults and adolescents 12 years of age and older.

Q: Is Patima available in a generic version?

Yes, the active ingredient, Benzoyl Peroxide, is widely available in many different formulations. It is commonly sold as both over-the-counter and generic products.

Q: Can Patima be used to treat symptoms that are not related to its main use?

Official labeling describes the use of Patima exclusively for the treatment of acne vulgaris. No other uses or symptoms are described in the product’s regulatory documents.

Q: Why do some people need to avoid grapefruit juice while on Patima?

Official regulatory information does not contain warnings to avoid grapefruit juice while using Patima because it is a topical medication with minimal systemic absorption. Grapefruit warnings typically apply to medicines taken by mouth that are absorbed into the bloodstream.

Q: Is Patima considered a high-alert medication?

The active ingredient in Patima is not classified as a controlled substance. It has been determined by the FDA to be Generally Recognized As Safe and Effective (GRASE) for over-the-counter use, which is a designation for products deemed low-risk.

Q: Can a pharmacist answer questions about Patima's use?

Official guidance in the patient information leaflet advises users to ask their doctor or pharmacist if they have any questions about the product, its administration, or safety information.

How should Patima be stored and disposed of?

How to Store and Dispose of Patima?

The storage and disposal of Patima (Topical Benzoyl Peroxide) must adhere strictly to official regulatory guidelines to maintain stability and ensure safety.

Storage Requirements

Patima must be kept at controlled room temperature, typically 20 C to 25 C (68 F to 77 F). The product must be stored in its original container, kept tightly closed, and must not be frozen. It must be protected from both excessive heat and light.

For child safety, the medicine must be stored out of the reach of children.

Handling and Disposal

Avoid contact with fire or flames, as well as with colored fabrics or hair, which the product may bleach. Unused or expired Patima should be disposed of via an authorized medicine take-back program. If a take-back option is unavailable, the product must be mixed with an undesirable substance and placed in a sealed container before being thrown into household trash, following the specific procedure outlined by government health agencies. Do not dispose of the medicine by flushing it unless specifically instructed.

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

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