Orindille

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Medically reviewed

Marina Burgos

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 Orindille

Property Description
Active Ingredients Drospirenone, Ethinyl Estradiol
Form Tablet (Film-coated)
Pharmacological Class Combined Hormonal Contraceptive (CHC)
Common Use Pregnancy Prevention
Origin Synthetic Steroid Derivative

What Type of Medicine is Orindille?

Orindille is a prescription-only medicine officially classified as a Combined Hormonal Contraceptive (CHC). This places the drug within the pharmacological class of steroidal hormones, a type of medicine utilized for its role in controlling reproductive function. It is specifically administered as an oral tablet for pregnancy prevention. Combined oral contraceptives are a method of preventing pregnancy and contain two synthetic hormones. The medication is thus a Combination Oral Contraceptive (COC), intended for systemic use by women of reproductive age seeking reliable oral birth control.

Composition: Drospirenone and Ethinyl Estradiol

The core of Orindille is its active ingredients: the synthetic steroid compounds Drospirenone and Ethinyl Estradiol. This formulation is used in various contraceptives, following a standard of composition. Drospirenone functions as the progestin component, while Ethinyl Estradiol serves as the synthetic estrogen component. Drospirenone is a progestin with an anti-mineralocorticoid effect, which is a characteristic compared to many other progestins. The agents are chemically synthesized and combined into a final film-coated tablet dosage form, making Orindille a combination product of synthetic steroid derivatives.

How the Combination Works (High-Level Purpose)

The general purpose of Orindille is to achieve reliable oral birth control through the combined actions of its two hormones. The estrogen-progestin combination works primarily by preventing the body from releasing an egg, which is known as ovulation inhibition. This essential action is supported by complementary physiological actions, including the thickening of cervical mucus and modification of the endometrium, all contributing to a reduced likelihood of conception and ensuring effective pregnancy prevention for a typical user.

What side effects are possible with Orindille?

Possible Side Effects and Safety Information for Orindille

Adverse reactions associated with Orindille are classified in regulatory documents according to the body system affected (System-Organ Class) and the frequency observed in clinical studies.

Frequency-Classified Adverse Reactions

The most commonly reported adverse reactions are related to the Gastrointestinal System, occurring particularly during the initial dose titration phase. These include nausea (reported in approximately 38% of patients) and vomiting (approximately 23%), classified as Very common (occurring in 1 in 10 patients or more).

The highest overall incidence of adverse reactions is related to Flu-like syndrome, which is a Very common finding. These symptoms tend to be most prominent at the start of therapy but are reported to decrease in frequency with continued treatment over the first six months.

Serious Adverse Reactions

Government regulatory sources identify specific, clinically significant adverse events that occur at low incidences (e.g., 1% or less). These Serious adverse reactions include:

  • Pulmonary embolism (1%)
  • Thrombocytopoenia (1%)
  • Tumour haemorrhage (0.9%)
  • Febrile neutropoenia (0.4%)
  • Hypertension (0.4%)

Rare pulmonary undesirable effects have also been documented, such as interstitial pneumonia, pulmonary oedema, and pulmonary infiltrates. These rare events may progress to respiratory failure or Adult Respiratory Distress Syndrome (ARDS) and have been reported with fatal outcomes in some cases. The onset of pulmonary signs like cough, fever, and dyspnoea may be preliminary indicators of these serious conditions.

Safety Limitations and Cautions

Regulatory documentation advises caution in patients with a recent history of pulmonary infiltrates or pneumonia, as this patient group may be at higher risk for certain rare pulmonary undesirable effects. The reporting of adverse reactions follows a standardized regulatory frequency framework (e.g., Very Common, Common, Rare) to consistently communicate the risk profile.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documentation for Drospirenone/Ethinyl Estradiol describes the clinical manifestations of overdose and the required emergency actions. The most commonly documented presentations following acute ingestion are nausea, vomiting, and withdrawal bleeding (vaginal bleeding).

Required Emergency Actions

The prescribing information mandates that individuals seek immediate medical attention or contact emergency services for any suspected overdose event. The regulatory guidance states that management should be symptomatic and supportive treatment because no specific antidote is known for this combination product.

Physiological Risks and Monitoring

Due to the Drospirenone component, a unique physiological risk is cited: the potential for hyperkalemia (elevated serum potassium) and metabolic acidosis. Regulatory authorities require specific monitoring of serum potassium and sodium levels during the management of an overdose. This focus on electrolyte monitoring is particularly relevant for individuals with underlying conditions that predispose them to hyperkalemia. The acute manifestations are typically non-severe, but this specific physiological concern necessitates urgent clinical evaluation.

Overdose Management Requirement Description
Primary Treatment Symptomatic and supportive treatment
Critical Monitoring Serum potassium and sodium levels

Therapeutic Uses of Orindille

What Orindille Treats: Main Uses and Benefits

The core therapeutic purpose of Orindille is to help with effective pregnancy prevention for women of reproductive age. Its use is generally considered relevant for addressing specific, hormone-driven symptom patterns. In addition to contraception, it is used to help with two conditions where supportive symptom management is needed: addressing symptoms related to Premenstrual Dysphoric Disorder (PMDD) and assisting with moderate acne vulgaris.

Symptomatic Support and Comfort

The medication is applied across therapeutic domains involving cyclical emotional and physical tension, helping address symptom clusters that may become intense or disruptive. This includes symptoms of PMDD such as marked depressed mood, anxiety, severe irritability, and physical discomfort like bloating and fluid retention. This provides supportive relief that contributes to easing the overall symptom load during these difficult, recurrent episodes. Furthermore, this use helps manage androgen-related skin manifestations by assisting with reducing the severity and frequency of acne lesions.

Beyond its main indications, Orindille supports multiple symptom-focused domains by assisting with managing menstrual cycle regularity and predictability. It is commonly used to help ease the overall symptom burden of painful periods (dysmenorrhea).

Quick Fact: Relief for PMDD Symptoms
May assist with managing severe emotional lability, anxiety, and fluid retention associated with the luteal phase.

Regulatory References

  1. NIH DailyMed drug information

Eligibility and Restrictions for Use

Who Can and Cannot Use Orindille? (Official Eligibility Profile)

The official regulatory profile for Orindille (Drospirenone/Ethinyl Estradiol) strictly defines who is eligible for use, focusing heavily on cardiovascular, metabolic, and hormonal risks, as documented by governmental authorities.

Contraindicated Populations (Must Not Use)

Orindille is contraindicated in women aged 35 or older who smoke due to the significantly increased risk of serious cardiovascular events. Absolute contraindications also apply to individuals with a current or history of arterial or venous thrombotic diseases (including DVT, PE, CAD, or stroke), known hereditary or acquired hypercoagulopathies, and migraine with focal neurological symptoms.

Organ and Comorbidity Restrictions

The medicine is contraindicated in cases of uncontrolled hypertension, diabetes mellitus with vascular disease, or current/history of breast cancer. Individuals with severe renal impairment, adrenal insufficiency, liver tumors, or severe hepatic impairment must not use Orindille due to the unique anti-mineralocorticoid activity of Drospirenone and its hepatic clearance.

Age and Physiological Status

Orindille is contraindicated during pregnancy and not recommended during breastfeeding. Use should not be initiated prior to menarche and is not indicated for use in elderly, post-menopausal women. A temporary restriction requires that use must be stopped at least 4 weeks before and through 2 weeks after major surgery associated with increased VTE risk.

What should I know about interactions with other medicines?

The official regulatory profile for Orindille (Drospirenone/Ethinyl Estradiol) establishes specific restrictions and monitoring requirements concerning co-administration with other substances.

Contraindicated Combinations and Timing Rules

The co-administration of Orindille is strictly contraindicated with Hepatitis C drug regimens containing ombitasvir, paritaprevir/ritonavir, with or without dasabuvir, due to the documented potential for significant liver enzyme elevation. The regulatory label mandates that the medicine must be discontinued prior to starting the HCV regimen and may be restarted approximately 2 weeks following completion of the treatment.

Metabolic and Exposure-Altering Interactions

The effectiveness of Orindille may be altered by medicines or herbal products that affect the CYP3A4 metabolic pathway.

  • CYP3A4 Inhibitors (such as certain antifungals) can significantly increase the plasma exposure of drospirenone.
  • CYP3A4 Inducers (such as rifampin or St. John's Wort) may decrease contraceptive effectiveness or increase breakthrough bleeding.

The estrogen component of Orindille may also increase the levels of certain binding globulins, which can affect the required dosing of other replacement hormones.

Pharmacodynamic Interactions and Monitoring

Drospirenone’s anti-mineralocorticoid activity creates an additive pharmacodynamic effect when co-administered with potassium-elevating medications (including ACE Inhibitors, NSAIDs, and potassium-sparing diuretics). For females with pre-existing risk factors for hyperkalemia, such as renal or hepatic impairment, the prescribing information requires monitoring of serum potassium concentration during the initial cycle of co-treatment with strong CYP3A4 inhibitors. Consumption of grapefruit or grapefruit juice may also be associated with increased estrogen levels.

Mechanism of Action

Ion Channel Modulation for Direct Vascular Relaxation

This mechanistic domain centers on Orindille's role as an agonist that directly opens ATP-Sensitive Potassium Channels (K ATP) in vascular smooth muscle cells. By altering the electrical charge across the cell membrane, this action promotes the relaxation of arterial smooth muscle, which leads to a decrease in systemic vascular resistance (afterload).

Nitric Oxide Signaling and Cardiac Workload Reduction

The second domain involves the drug acting as a prodrug that is metabolized to release Nitric Oxide (NO), which then activates the cGMP signaling pathway. This pathway mediates widespread relaxation of both veins and arteries, contributing to physiological consequences such as decreased venous return to the heart (preload) and increased coronary vessel diameter, thereby influencing the myocardial oxygen supply-demand ratio.

Dosage and Administration Information

Orindille is administered exclusively via the oral route as a film-coated tablet. The regimen involves taking one tablet daily at approximately the same time each day to maintain a consistent hormonal profile. Administration follows a continuous 28-day cycle, structured with active hormone tablets—containing the 3 mg Drospirenone and 0.02 mg or 0.03 mg Ethinyl Estradiol combination—followed by inert (placebo) tablets to complete the cycle.

The medication may be taken with or without food, and the tablets are consumed in the specific order directed on the blister packaging to ensure the correct hormone sequencing is followed.

For the initial start of treatment, the first active tablet is typically taken on the first day of the menstrual period, though a Sunday start method is an alternative. If the regimen is not started on Day 1, a non-hormonal back-up method is used for the first seven consecutive days of active tablet taking. If a tablet is missed, or if severe vomiting or diarrhea occurs shortly after taking an active tablet, specific missed-dose procedures outlined in the product labeling are followed.

Regarding specific populations, the medication is not indicated for use after menopause, and its use is contraindicated in women with severe hepatic disease or renal impairment. The use for post-pubertal adolescents is generally considered similar to that for adults.

Recent Clinical Evidence

Research evidence / Overview of studies for Orindille

The clinical evaluation of Orindille was studied for three main purposes using different types of research. The evidence base contains research from established study designs, such as Randomized Controlled Trials (RCTs), and long-term observational data. These studies help show what has been observed so far regarding how this medicine was evaluated in various settings.


Evidence for use in Pregnancy Prevention

Research for contraception used Randomized Controlled Trials (RCTs) and extensive Post-Marketing Surveillance Studies. These studies were applied in research contexts exploring the medicine's role in pregnancy prevention. Researchers examined women of reproductive age, tracking outcomes related to systemic imbalance, like the rate of unintended pregnancy (Pearl Index) and patterns of menstrual cycle control. Findings show limitations in available data, as trials often excluded participants with certain complex medical conditions (e.g., severe liver or kidney issues).

Evidence for Symptom Management of Premenstrual Dysphoric Disorder (PMDD)

Research for the PMDD indication was evaluated in large-scale, double-blind, placebo-controlled RCTs. These studies explored outcomes reflecting daily functioning and patient-reported scales measuring the intensity of mood and physical discomfort. Trials documented that symptoms evolved in the observed populations; however, a significant response was also reported in the placebo group. Research documented that follow-up durations were limited, typically lasting only about three treatment cycles.

Evidence for use in Moderate Acne Vulgaris

The medicine was studied for moderate acne vulgaris in clinical trials involving women who were also seeking contraception. Research explored the change in the count and severity of acne lesions over time. A key research limitation is that the results apply only to the studied populations: women who specifically chose the combined hormonal contraceptive, which may limit how broadly the findings can be applied.

What is Still Uncertain About the Research

Key limitations include the limited information for long-term outcomes across all indications, especially for the sustained symptom management of PMDD. Long-term effects are not fully established for these uses. Furthermore, comparative evidence is lacking between this medicine and many other established non-hormonal treatments for PMDD. Data for certain groups, particularly those with pre-existing medical conditions, remain insufficient.

Key Studies & References

  1. Drospirenone and Ethinyl Estradiol tablet, film coated, DailyMed Drug Information
  2. MedlinePlus Encyclopedia: Combined oral contraceptives

Frequently Asked Questions (FAQ)

Common questions about Orindille (FAQ)

Q: How quickly does Orindille start working after you take it?

A: Official dosing information states that if the medication is not started on the first day of the menstrual period, a non-hormonal back-up method must be used for the first seven consecutive days of active tablet taking. This requirement suggests that contraceptive reliability is not immediate and may take several days to reach the level described in studies.

Q: Is Orindille used for short-term or long-term conditions?

A: Orindille is indicated for pregnancy prevention, which is typically a form of long-term use. Research specifically for its use in managing the symptoms of Premenstrual Dysphoric Disorder (PMDD) documented trials that lasted only about three treatment cycles. The duration of use is determined by a healthcare provider based on the condition being treated and the person's clinical needs.

Q: Can children or teenagers be prescribed Orindille?

A: The official product information states that the medicine should not be initiated prior to menarche (a female's first menstrual period). Its use for post-pubertal adolescents is generally considered similar to the guidance for adults.

Q: Does Orindille affect blood pressure readings?

A: Yes, official safety information identifies Hypertension (high blood pressure) as a serious adverse reaction, though it is reported at a low incidence. The medicine is strictly contraindicated in women who have uncontrolled high blood pressure.

Q: Are there any long-term effects of taking Orindille?

A: Official research evidence notes that there is limited information regarding the long-term outcomes across all the medicine's indications. While clinical studies track various effects, longer-term safety data beyond the initial trials is still being gathered.

Q: Is it common to have mild stomach upset when first starting Orindille?

A: Yes, regulatory documents classify nausea and vomiting as Very common (occurring in 1 in 10 patients or more), particularly when treatment first begins during the initial dose titration phase. Official reports indicate that these effects often decrease in frequency with continued treatment over the first six months.

Q: Can I drive or operate machinery while taking Orindille?

A: Regulatory documents should be checked for central nervous system effects. Certain adverse reactions like flu-like syndrome or dizziness have been associated with this medicine. Therefore, if you experience dizziness or other symptoms that affect motor skills, caution should be exercised before driving or operating machinery.

Q: Can Orindille be taken with common over-the-counter pain relievers?

A: The drospirenone component in Orindille has an anti-mineralocorticoid activity. Official warnings specifically advise caution when taking Orindille with potassium-elevating medications, which includes certain non-steroidal anti-inflammatory drugs (NSAIDs).

Q: Is it common to feel tired or dizzy after taking Orindille?

A: A flu-like syndrome is listed as a Very common adverse reaction, and its symptoms may include feeling tired. Additionally, dizziness is sometimes reported in the official safety information for medicines containing these active ingredients.

Q: How long does Orindille stay in your system?

A: According to pharmacokinetics data, the active ingredients have a half-life of approximately one to two days. The drospirenone component's terminal half-life is around 30 hours, and the ethinyl estradiol component's terminal half-life is around 24 hours.

Q: Does Orindille interact with caffeine or alcohol?

A: Official interaction studies indicate that the estrogen component of Orindille may increase the blood levels of caffeine. Alcohol may also have a minor interaction due to the metabolism of the ethinyl estradiol component.

Q: What happens if I miss a scheduled dose of Orindille?

A: The official product labeling contains specific and detailed missed-dose procedures. These procedures must be followed based on the number of tablets missed and the timing of the miss within the 28-day cycle.

Q: Does Orindille need to be stored in the refrigerator?

A: Regulatory labeling specifies exact storage conditions, including temperature range and requirements for protection from light or moisture. The specific requirements should be followed as detailed on the medication’s packaging.

Q: What foods or supplements should I avoid while on Orindille?

A: Official information explicitly warns that the consumption of grapefruit or grapefruit juice may be associated with increased estrogen levels. Official labeling only specifically addresses grapefruit; for any other food or supplement concerns, consult the full interaction profile.

Q: Are there any warnings about taking Orindille with herbal supplements?

A: Yes, official warnings exist regarding the use of CYP3A4 inducers, such as certain herbal supplements like St. John's Wort. Taking these can potentially decrease the medicine's contraceptive effectiveness and may increase breakthrough bleeding.

Q: Do you have to take Orindille with food, or can it be taken on an empty stomach?

A: Regulatory information states that the medicine may be taken either with or without food. However, it must be taken at approximately the same time each day.

Q: Can people with diabetes safely use Orindille?

A: The medicine is strictly contraindicated in individuals who have diabetes mellitus with vascular disease (damage to blood vessels). Any person with diabetes is advised to review the full eligibility criteria with a healthcare provider.

Q: Does Orindille affect fertility in men or women?

A: Orindille's primary mechanism of action is ovulation inhibition (preventing the release of an egg) to achieve pregnancy prevention in women of reproductive age. The medicine is not indicated for use in men.

Q: Are there different forms of Orindille (e.g., tablet, liquid, injection)?

A: According to regulatory labeling, Orindille is administered exclusively via the oral route as a film-coated tablet. It is a combination product of two synthetic steroid derivatives.

Q: Can Orindille be crushed or split if it's a tablet?

A: The integrity of the film-coated tablet is essential for the intended hormone delivery, and regulatory information requires that tablets be consumed in the specific order directed. Splitting or crushing the tablet is therefore not aligned with official instructions.

Q: Are there any common supplements that are known to interfere with Orindille?

A: Official regulatory documents caution that the estrogen component can increase the levels of certain binding globulins, which may affect the required dosing of other replacement hormones or hormone-like supplements.

Q: Why are there warnings about certain pre-existing conditions and Orindille?

A: Warnings and contraindications are mandated by regulatory authorities due to the documented risks of serious adverse events. These risks are heavily focused on cardiovascular, metabolic, and hormonal issues, especially in patients with pre-existing conditions like severe liver or kidney impairment.

How should Orindille be stored and disposed of?

How to Store and Dispose of Orindille — Official Regulatory Status

Official storage and disposal requirements for Orindille cannot be specified, as product-specific labeling has not been found in publicly accessible government regulatory documents from agencies such as the FDA, EMA, or Health Canada.

General Regulatory Guidance

Since product-specific instructions are unavailable, disposal must adhere to general regulatory standards for medicines.

  1. Container Integrity: General regulatory requirements mandate that all drug containers and closures must not compromise the medicine's safety, identity, or quality.
  2. Disposal Hierarchy: Unused medicines should be disposed of through a drug take-back program. If a take-back option is unavailable, and the drug is not on an official flush list, it should be mixed with an undesirable substance, placed in a sealed container, and discarded in the household trash (as per FDA guidance).
  3. Child Protection: Drug packaging is subject to federal requirements (e.g., Poison Prevention Packaging Act) concerning child-resistant closures.

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

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