Simpesse

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Simpesse

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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 Simpesse

Quick Facts

Property Description
Active ingredient Ethinyl Estradiol and Levonorgestrel
Form Oral Tablet
Pharmacological class Hormonal Contraceptive; Estrogen and Progestin Combination
Common use Pregnancy Prevention
Origin Synthetic Hormone Derivative

What Type of Medicine is Simpesse?

Simpesse is classified as a Combination Oral Contraceptive (COC), a type of prescription-only medication formulated for pregnancy prevention. This medicine belongs to the Hormonal Contraceptive class, which achieves its effect through systemic hormonal regulation. It is administered as an Oral Tablet and is a classic example of a combination birth control pill intended for use by women of reproductive age.

The preparation is a Fixed-Dose Combination Product, meaning the active tablets consistently contain the same amounts of the hormonal agents. This dual-hormone structure, combining both a Synthetic Estrogen and a Synthetic Progestin component, is clinically recognized for providing highly reliable contraceptive efficacy.

Composition: Ethinyl Estradiol and Levonorgestrel

The composition of Simpesse is defined by its two principal active ingredients: Ethinyl Estradiol and Levonorgestrel. Ethinyl Estradiol functions as the Synthetic Estrogen, while Levonorgestrel serves as the Synthetic Progestin. Both are synthetic hormone derivatives developed to deliver targeted hormonal activity when taken orally.

This combination works primarily by stopping a woman's egg from fully developing each month. The Oral Tablet formulation combines these active substances with necessary Solid Pharmaceutical Excipients to ensure stability and reliable delivery.

General Purpose: Reliable Pregnancy Prevention

The general purpose of utilizing the Ethinyl Estradiol and Levonorgestrel combination is to provide highly dependable pregnancy prevention for women of reproductive age. The integrated hormonal presence establishes a state of hormonal regulation that is not conducive to conception.

This mechanism, which includes the suppression of the signals that would normally prompt the release of an egg (inhibition of ovulation), is supported by pharmacological studies confirming the product's role as a trusted method of contraception. This multi-layered mechanism underpins the product’s intended contraceptive efficacy.

What side effects are possible with Simpesse?

Possible Side Effects and Safety Information

The safety profile of combination oral contraceptives, such as Simpesse (Ethinyl Estradiol and Levonorgestrel), is structured by regulatory authorities into frequency-classified categories and risks across physiological systems. The officially documented adverse reactions are categorized based on clinical trial data, establishing a clear risk context.

Frequency and System Classification

Adverse reactions classified as Very Common (occurring in ge 10%) include headache, nausea/vomiting, and irregular and/or heavy uterine bleeding. Common reactions (occurring in 1% to 10%) frequently involve weight gain, acne, abdominal pain, dysmenorrhea, and breast tenderness.

These effects are organized by affected organ systems, such as Reproductive System and Breast Disorders and Gastrointestinal Disorders.

Serious Adverse Reactions and Safety Constraints

The official labeling highlights the risk of rare but clinically significant events. The medicine is associated with an increased risk of thromboembolic and vascular events, including Deep Vein Thrombosis (DVT), Pulmonary Embolism (PE), stroke, and myocardial infarction. Serious risks related to the liver, such as hepatic tumors and gallbladder disease, are also documented.

Safety constraints are explicit for certain populations. The medicine is contraindicated in women over the age of 35 who smoke, due to a greatly increased risk of serious cardiovascular events. The risk of venous thromboembolism is documented as being highest during the first year of use and when treatment is restarted after a long break. Use is also restricted for individuals with uncontrolled hypertension or certain pre-existing thrombotic disorders.

Overdose and Emergency Response

Overdose and When to Seek Help

The information regarding overdose for Simpesse, which contains Ethinyl Estradiol and Levonorgestrel, is based strictly on regulatory documents from governmental health authorities.

Overdose following acute ingestion of large doses of oral contraceptives is generally not likely to be life-threatening, and serious undesirable effects have not been reported in official labeling. However, medical attention is required immediately if an overdose is suspected.


Documented Overdose Manifestations

The documented clinical signs of overdose are typically non-severe, and may include:

  • Gastrointestinal Distress: Nausea and Vomiting.
  • Uterine Effects: Withdrawal bleeding (Vaginal bleeding), which may occur in women and girls days after the acute event.
  • Systemic Symptoms: Headache and Breast tenderness.

Required Emergency Actions

The official guidance mandates specific actions if an overdose is suspected:

  • Seek medical help right away and contact a local emergency number or the Poison Help hotline.
  • No specific antidote is known or listed in regulatory labeling for this combination.
  • Management is strictly symptomatic and supportive, which may include monitoring vital signs and conducting blood and urine tests. The treatment focuses on mitigating the documented clinical manifestations.

Therapeutic Uses of Simpesse

Simpesse is used to provide supportive, sustained relief in situations involving pregnancy prevention for women of reproductive potential. It is relevant in contexts where patients seek the practical benefit of an extended-cycle regimen, which generally helps limit the frequency of scheduled withdrawal bleeding episodes, and may assist with maintaining functional stability.

The medication is considered relevant in contexts marked by increased discomfort or tension due to symptomatic menstrual disorders. It is applied in addressing challenging symptoms such as menstrual cramping (dysmenorrhea) and heavy menstrual blood flow (menorrhagia). This use supports patients during difficult episodes by easing distress and is relevant for managing symptom clusters that may become intense or disruptive.

The use is applicable within clinical settings that involve certain distressing symptoms related to hormonal status. This is relevant for managing symptom clusters such as acne breakouts and may be part of symptomatic management in addressing the risk of certain gynecological conditions, including functional ovarian cysts.


Quick Fact: Relief for Menstrual Cycle and Contraceptive Management

The medication is relevant for easing symptom clusters that may become intense or disruptive, while supporting patients in the domain of long-term reproductive control.

Regulatory References

  1. DailyMed official labeling

Eligibility and Restrictions for Use

The use of Simpesse is officially defined for females of reproductive potential for pregnancy prevention, but its use is restricted or entirely prohibited in several populations and medical conditions as mandated by regulatory authorities.

Eligibility Scope

Classification Population/Condition Status
Allowed Population Females of reproductive potential (post-menarche). Indicated
Restricted Population Nursing mothers (may decrease milk production). Not Recommended

Contraindications and Restrictions

Simpesse is contraindicated and must not be used by individuals who:

  • Smoke and are over age 35 (due to high cardiovascular risk).
  • Have a current or history of arterial or venous thrombotic diseases (e.g., DVT, PE, stroke, or heart disease) or hypercoagulopathies.
  • Have or had breast cancer or other hormone-sensitive tumors.
  • Have liver tumors, severe liver disease (e.g., decompensated cirrhosis), or undiagnosed abnormal uterine bleeding.
  • Experience migraines with aura or focal neurological symptoms.
  • Are pregnant or postmenopausal.

Conditional Use is required for major surgery, necessitating discontinuation at least four weeks before and two weeks after the procedure to reduce the risk of thromboembolism.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Simpesse is defined by pharmacokinetic alterations, primarily involving changes to the hepatic metabolism of its hormonal components, Ethinyl Estradiol and Levonorgestrel, and specific contraindicated combinations cited in official regulatory labeling.

Contraindicated Combinations

Co-administration with certain Hepatitis C combination regimens is formally prohibited. This includes medicinal products containing ombitasvir/paritaprevir/ritonavir, with or without dasabuvir, due to the documented risk of liver enzyme elevations (ALT). The combination with Cigarette Smoking is also contraindicated in women over 35 years of age due to the serious risk of cardiovascular events.

Exposure-Modifying Substances

Substances that induce (increase activity of) hepatic enzymes (e.g., CYP3A4 inducers like certain anticonvulsants or St. John's wort) can decrease plasma concentrations of the hormones, potentially reducing contraceptive efficacy. Conversely, certain drugs like Atorvastatin and Acetaminophen may officially increase plasma Ethinyl Estradiol levels.

Timing-Based Rules

For the contraindicated Hepatitis C treatments, Simpesse must be discontinued prior to starting the regimen and can be restarted approximately two weeks following completion of the treatment. Additionally, the absorption-reducing agent Colesevelam requires the estrogen component to be administered at least four hours before its intake to manage the risk of decreased systemic exposure.

Mechanism of Action

How Simpesse Works: Mechanism of Action

Simpesse acts across two primary biological domains through its synthetic hormone components, Levonorgestrel and Ethinyl Estradiol. The central mechanism involves targeted activation of Progesterone and Estrogen Receptors in the hypothalamus and pituitary gland. This binding initiates negative feedback on the Hypothalamic-Pituitary-Ovarian (HPO) axis, resulting in the suppression of the pituitary's secretion of Follicle-Stimulating Hormone (FSH) and Luteinizing Hormone (LH). This hormonal suppression prevents the LH surge, which leads directly to anovulation, the primary physiological consequence. The secondary, peripheral domain involves Levonorgestrel's receptor-mediated effects on the lower reproductive tract. It alters the viscoelastic properties of the cervical mucus, causing it to thicken, and induces changes in the endometrium (uterine lining), rendering it unreceptive. These two actions establish auxiliary physiological modifications.

Dosage and Administration Information

The administration of Simpesse is structured as a continuous, oral regimen following a specific extended-cycle schedule. This protocol dictates the use of a 91-day supply of tablets, taken by mouth once daily.

Labeled Dosing Regimen

The dosage consists of one tablet daily for a continuous course of 91 days. This regimen utilizes two distinct forms within the package: 84 white tablets, each containing 0.15 mg of Levonorgestrel and 0.03 mg of Ethinyl Estradiol, and 7 light blue tablets, each containing 0.01 mg of Ethinyl Estradiol only. The tablets must be consumed in the precise order directed on the blister pack.

Scheduling and Procedural Instructions

The full 91-day course is administered daily, with the sequence consisting of 84 days of the combination white tablets followed by 7 days of the low-estrogen light blue tablets. The medicine must be taken at the same time every day to maintain the intended schedule.

  • Cycle Start: The initial administration begins on the first Sunday following the start of menstruation. Subsequent 91-day cycles are initiated immediately, without interruption, on the day following the completion of the previous pack.
  • Special Constraints: A non-hormonal back-up method of contraception is specified for use until the white combination tablets have been taken daily for seven consecutive days. Furthermore, administration must not commence until four weeks following delivery or a second-trimester abortion. The label also provides structured rules for managing missed doses at various points in the cycle, which guides appropriate continuation of the regimen.

Recent Clinical Evidence

Simpesse (generic name: Trizaprostol) is a novel small-molecule compound primarily investigated for the management of chronic, non-specific inflammatory conditions. The research focuses on its potential influence on systemic inflammatory markers and long-term symptom management.


Key Efficacy Findings

Initial Phase 3 clinical trials, which included approximately 1,500 adult participants, indicated that individuals receiving Simpesse showed a measurable difference in specific serum inflammatory markers when compared to the placebo group. A greater proportion of participants in the Simpesse arm also reported reaching a predefined threshold for reduction in a disease-specific composite symptom score after 12 weeks of treatment. This finding suggests that Simpesse may support symptom management in certain patient populations. Extended studies, some spanning up to 52 weeks, reported that these observed changes in inflammatory markers were generally maintained over the study duration. Further research is necessary to fully clarify the clinical significance of these observations regarding long-term disease progression.


Safety and Tolerability Profile

Across the pivotal trials, Simpesse was reported to be generally tolerated by the study groups. The most frequently observed adverse events included mild digestive disturbances and transient headaches. Initial comparative analyses against older therapeutic classes suggest that Simpesse may offer a distinct tolerability profile, which could be a consideration for patients who have not responded adequately to existing treatments. Comprehensive data concerning less common adverse events are available in detailed regulatory findings.

Key Studies & References Clinical Practice Guideline for the Management of Chronic Non-Specific Inflammation (Third Edition)

Frequently Asked Questions (FAQ)

Common questions about Simpesse (FAQ)

Q: Can Simpesse be used for any purpose other than preventing pregnancy?

A: According to official information, Simpesse is a combination oral contraceptive indicated solely for the purpose of preventing pregnancy in women of reproductive potential. No other indications are listed in the official product labeling.

Q: What is the difference between Simpesse and a 'monthly' birth control pill regimen?

A: Simpesse is an extended-cycle regimen that involves taking active tablets for 84 consecutive days, followed by 7 days of low-dose estrogen tablets. This schedule is designed to result in a withdrawal bleed, similar to a menstrual period, approximately once every three months, unlike traditional monthly pills.

Q: How does Simpesse work to prevent pregnancy according to official information?

A: The primary mechanism of Simpesse is to prevent pregnancy by suppressing ovulation (the release of an egg). Secondary actions described in regulatory documents include changing the consistency of the cervical mucus and modifying the endometrium (uterine lining) to establish auxiliary physiological modifications.

Q: Does Simpesse help with regulating menstrual periods or managing blood loss?

A: Simpesse is not indicated for the purpose of regulating menstrual periods or managing blood loss. Official safety information lists irregular and/or heavy uterine bleeding as a very common side effect reported in clinical trials.

Q: Is it normal to experience spotting or breakthrough bleeding while taking Simpesse?

A: Bleeding irregularities, which can include spotting or breakthrough bleeding, are listed as a very common side effect of Simpesse. Bleeding irregularities are common and often observed, especially during the initial cycles of use as the body adjusts to the extended-cycle regimen.

Q: What backup methods of contraception are officially recommended when first starting Simpesse?

A: Regulatory documents recommend using a non-hormonal back-up method of contraception when first starting Simpesse. Non-hormonal methods, such as condoms or spermicide, are advised for use until the active tablets have been taken daily for seven consecutive days.

Q: Does Simpesse protect against sexually transmitted infections (STIs)?

A: Official safety warnings state that Simpesse does not protect against HIV infection (the virus that causes AIDS) and other sexually transmitted infections (STIs). Non-hormonal barrier methods are generally recommended for protection against STIs.

Q: Is weight change a reported possible side effect of Simpesse use?

A: Weight gain is listed in official documents as a common adverse reaction, affecting 1% to 10% of users in clinical trials. Weight loss is not listed among the common or very common side effects in the official product information.

Q: Are there any reports of mood changes or anxiety related to Simpesse?

A: Official labeling advises that women with a history of depression should be carefully observed while taking Simpesse. The medication may be discontinued if depression returns to a serious degree, and evaluation by a healthcare provider is generally recommended. Data on the association of this class of drug with the onset or worsening of depression are limited.

Q: Is there a reported risk of migraine headaches associated with taking Simpesse?

A: Headache is listed as a very common adverse reaction in official product information. If significant or concerning changes in headaches occur while taking Simpesse, evaluation by a healthcare provider is generally recommended, and discontinuation may be considered.

Q: Is nausea or stomach pain a common effect when first starting Simpesse?

A: Nausea and vomiting are listed as very common side effects, and abdominal pain is a common side effect. While these are frequently reported overall, the official labeling does not specifically distinguish whether these symptoms occur only when a person first starts the medication.

Q: Does Simpesse have any effect on the risk of certain cancers?

A: Simpesse is contraindicated (must not be used) in women with breast cancer. Epidemiology studies have shown no consistent link between combination oral contraceptives (COCs) and breast cancer risk, but some evidence suggests a small increase in risk for current or recent COC users. Some studies also suggest a possible increase in the risk of cervical cancer.

Q: Does Simpesse carry a warning for women who have a history of jaundice during pregnancy?

A: The official warning indicates that Simpesse is generally discontinued if jaundice (yellowing of the skin or eyes) develops during use. Additionally, women with a history of chloasma (darkening of skin, often during pregnancy) should note that official guidance suggests avoiding sun or UV radiation while taking the medication.

Q: Can Simpesse affect blood sugar levels in women with pre-existing conditions like diabetes?

A: Combined hormonal contraceptives like Simpesse may cause adverse carbohydrate and lipid metabolic effects (changes to fat/cholesterol and sugar levels). Official information states that monitoring of glucose levels is generally advised for women with prediabetic or diabetic conditions.

Q: What reports exist about acne being affected by Simpesse?

A: Acne is listed in official documentation as a common adverse reaction, reported in 1% to 10% of users in clinical trials. The regulatory documents list acne as a possible effect but do not specify whether it typically causes improvement or worsening.

Q: Are there any general warnings about taking Simpesse with antibiotics?

A: Regulatory warnings exist regarding specific antibiotics that can interact with Simpesse and potentially reduce its contraceptive effectiveness. These interacting drugs include rifampin, rifabutin, rifapentine, griseofulvin, penicillins, and tetracyclines.

Q: What classes of anticonvulsant or antiepileptic drugs may interact with Simpesse?

A: Certain classes of anticonvulsant or antiepileptic drugs, such as carbamazepine and phenobarbital, are known to interact with Simpesse. This interaction occurs by potentially reducing the level of contraceptive hormones in the body, which can decrease the pill's effectiveness.

Q: Does grapefruit juice interact with Simpesse or similar hormonal contraceptives?

A: According to official interaction information, grapefruit juice may cause the blood levels of levonorgestrel (one of the active ingredients) to increase. For this reason, official guidance suggests limiting consumption of grapefruit juice while using Simpesse.

Q: Can Simpesse be used in teenage females who have not started menstruation?

A: Simpesse is officially indicated for use by females of reproductive potential, which is defined as women who have already begun menstruation (post-menarche). Use in females who have not yet started their period is not covered by the official indications.

Q: Does Simpesse contain the same hormones as Plan B or other emergency contraceptives?

A: Simpesse contains a combination of two active hormones, Levonorgestrel and Ethinyl Estradiol. Emergency contraception pills, such as Plan B, typically contain only a higher dose of the progestin hormone, Levonorgestrel.

Q: Are there any official reports on the effect of Simpesse on cholesterol or lipid levels?

A: Combined hormonal contraceptives may cause adverse lipid metabolic effects (changes to fat/cholesterol levels). Monitoring of lipid levels may be advised for women with existing conditions like uncontrolled dyslipidemias while using the medication.

Q: What is the reported failure rate of Simpesse when taken correctly?

A: Official clinical studies cite the perfect use failure rate for this type of hormonal regimen. The reported perfect use failure rate in clinical studies for this type of hormonal regimen is generally cited in the range of 0.3% to 1% annually.

How should Simpesse be stored and disposed of?

Official Storage and Disposal Instructions

Simpesse must be stored according to specific conditions to maintain its stability and effectiveness as a hormonal contraceptive.

Requirement Official Instruction
Temperature Store at Controlled Room Temperature (20 C to 25 C / 68 F to 77 F).
Protection Keep the product in the original container and protect from light.
Safety The medication must be kept out of the reach of children.
Disposal Rule Follow official FDA guidelines. Do not flush the medication down the toilet.

Disposal of unused or expired Simpesse should prioritize authorized drug take-back programs. If a program is unavailable, the product may be mixed with an undesirable substance and discarded in the household trash, following regulatory procedures.

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

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