What is the downside to estradiol norethindrone acetate tablets

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  • Consumer Information
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Lopreeza Side Effects Center

What Is Lopreeza?

Lopreeza (estradiol/norethindrone acetate tablet) is a combination of female hormones used to treat moderate to severe symptoms of vulvar and vaginal atrophy due to menopause and to prevent postmenopausal osteoporosis.

What Are Side Effects of Lopreeza?

Side effects of Lopreeza include:

  • breast pain,
  • upper respiratory tract infection,
  • headache,
  • sinus infection,
  • back pain,
  • insomnia,
  • post-menopausal bleeding,
  • uterine fibroids,
  • nausea,
  • diarrhea, and
  • pain in extremities

Dosage for Lopreeza

Lopreeza therapy consists of a single tablet to be taken once daily for the treatment of moderate to severe vasomotor symptoms due to menopause and comes in doses of Lopreeza 1 mg/0.5 mg and Lopreeza 0.5 mg/0.1 mg.

Lopreeza In Children

Lopreeza is not indicated in children. Clinical studies have not been conducted in the pediatric population.

What Drugs, Substances, or Supplements Interact with Lopreeza?

Lopreeza may interact with other medicines such as:

  • St. John's wort,
  • phenobarbital,
  • carbamazepine,
  • rifampin,
  • erythromycin,
  • clarithromycin,
  • ketoconazole,
  • itraconazole,
  • ritonavir, and
  • grapefruit juice

Tell your doctor all medications and supplements you use.

Lopreeza During Pregnancy and Breastfeeding

Lopreeza is not recommended for use during pregnancy. Lopreeza should not be used during while breastfeeding. Estrogen administration to nursing women has been shown to decrease the quantity and quality of the breast milk. Detectable amounts of estrogen and progestin have been identified in the breast milk of women receiving estrogen plus progestin therapy.

Additional Information

Our Lopreeza (estradiol/norethindrone acetate tablet), Film Coated Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the downside to estradiol norethindrone acetate tablets

QUESTION

If menopause occurs in a woman younger than ___ years, it is considered to be premature. See Answer

Lopreeza Consumer Information

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

  • heart attack symptoms--chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating;
  • signs of a stroke--sudden numbness or weakness (especially on one side of the body), sudden severe headache, slurred speech, problems with vision or balance;
  • signs of a blood clot--sudden vision loss, stabbing chest pain, feeling short of breath, coughing up blood, pain or warmth in one or both legs;
  • swelling or tenderness in your stomach;
  • jaundice (yellowing of the skin or eyes);
  • memory problems, confusion, unusual behavior;
  • unusual vaginal bleeding, pelvic pain;
  • a lump in your breast; or
  • high levels of calcium in your blood--nausea, vomiting, constipation, increased thirst or urination, muscle weakness, bone pain, lack of energy.

Common side effects may include:

  • nausea, vomiting, bloating, stomach cramps;
  • fluid retention (swelling, rapid weight gain);
  • headache;
  • breast pain;
  • thinning scalp hair; or
  • vaginal itching or discharge, changes in your menstrual periods, breakthrough bleeding.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the downside to estradiol norethindrone acetate tablets

SLIDESHOW

What Is Osteoporosis? Treatment, Symptoms, Medication See Slideshow

Lopreeza Professional Information

SIDE EFFECTS

The following serious adverse reactions are discussed elsewhere in the labeling:

  • Cardiovascular Disorders [see BOXED WARNING, WARNINGS AND PRECAUTIONS]
  • Malignant Neoplasms [see BOXED WARNING, WARNINGS AND PRECAUTIONS]

Clinical Trials Experience

Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice.

Adverse reactions reported with Lopreeza 1 mg/0.5 mg by investigators in the Phase 3 studies regardless of causality assessment are shown in Table 1.

TABLE 1: ALL TREATMENT-EMERGENT ADVERSE REACTIONS REGARDLESS OF RELATIONSHIP REPORTED AT A FREQUENCY OF ≥ 5 PERCENT WITH LOPREEZA 1 MG/0.5 MG

Endometrial Hyperplasia Study (12-Months) Vasomotor Symptoms Study (3-Months) Osteoporosis Study (2-Years)
Lopreeza 1 mg/0.5 mg
(n=295)
1 mg E2
(n=296)
Lopreeza
1 mg/0.5 mg
(n=29)
Placebo
(n=34)
Lopreeza 1 mg/0.5 mg
(n=47)
Placebo
(n=48)
Body as a Whole
Back Pain 6% 5% 3 % 3% 6% 4%
Headache 16% 16% 17% 18% 11% 6%
Digestive System
Nausea 3% 5% 10% 0% 11% 0%
Gastroenteritis 2% 2% 0% 0% 6% 4%
Nervous System
Insomnia 6% 4% 3% 3% 0% 8%
Emotional Lability 1% 1% 0% 0% 6% 0%
Respiratory System
Upper Respiratory Tract Infection 18% 15% 10% 6% 15% 19%
Sinusitis 7% 11% 7% 0% 15% 10%
Metabolic and Nutritional
Weight Increase 0% 0% 0% 0% 9% 6%
Urogenital System
Breast Pain 24% 10% 21% 0% 17% 8%
Post-Menopausal Bleeding 5% 15% 10% 3% 11% 0%
Uterine Fibroid 5% 4% 0% 0% 4% 8%
Ovarian Cyst 3% 2% 7% 0% 0% 8%
Resistance Mechanism
Infection Viral 4% 6% 0% 3% 6% 6%
Moniliasis Genital 4% 7% 0% 0% 6% 0%
Secondary Terms
Injury Accidental 4% 3% 3% 0% 17%* 4%*
Other Events 2% 3% 3% 0% 6% 4%
* including one upper extremity fracture in each group

Adverse reactions reported with Lopreeza 0.5 mg/0.1 mg by investigators during the Phase 3 study regardless of causality assessment are shown in Table 2.

TABLE 2: ALL TREATMENT-EMERGENT ADVERSE REACTIONS REGARDLESS OF RELATIONSHIP REPORTED AT A FREQUENCY OF ≥ 5 PERCENT WITH LOPREEZA 0.5 MG/0.1 MG

Lopreeza 0.5 mg/0.1 mg
(n=194)
Placebo
(n=200)
Body as a Whole
Back Pain 10% 4%
Headache 22% 19%
Pain in extremity 5% 4%
Digestive System
Nausea 5% 4%
Diarrhea 6% 6%
Respiratory System
Nasopharyngitis 21% 18%
Urogenital System
Endometrial thickening 10% 4%
Vaginal hemorrhage 26% 12%

Postmarketing Experience

The following adverse reactions have been identified during post-approval use of Lopreeza. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure.

Genitourinary System

Changes in vaginal bleeding pattern and abnormal withdrawal bleeding or flow; breakthrough bleeding; spotting; dysmenorrhea, increase in size of uterine leiomyomata; vaginitis, including vaginal candidiasis; change in amount of cervical secretion; changes in cervical ectropion; pre-menstrual-like syndrome; cystitis-like syndrome; ovarian cancer; endometrial hyperplasia; endometrial cancer.

Breast

Tenderness, enlargement, pain, nipple discharge, galactorrhea; fibrocystic breast changes; breast cancer.

Cardiovascular

Deep and superficial venous thrombosis; pulmonary embolism; thrombophlebitis; myocardial infarction, stroke; increase in blood pressure.

Gastrointestinal

Nausea, vomiting; changes in appetite; cholestatic jaundice; abdominal pain/cramps, flatulence, bloating; increased incidence of gallbladder disease and pancreatitis.

Skin

Chloasma or melasma that may persist when drug is discontinued; erythema multiforme; erythema nodosum; hemorrhagic eruption; loss of scalp hair; seborrhea; hirsutism; itching; skin rash; pruritus.

Eyes

Retinal vascular thrombosis, intolerance to contact lenses.

Central Nervous System

Headache; migraine; dizziness; mental depression; chorea; insomnia; nervousness; mood disturbances; irritability; exacerbation of epilepsy; dementia.

Miscellaneous

Increase or decrease in weight; edema; leg cramps; changes in libido; fatigue; exacerbation of asthma; increased triglycerides; hypersensitivity; anaphylactoid/anaphylactic reactions.

Read the entire FDA prescribing information for Lopreeza (Estradiol/Norethindrone Acetate Tablets)

© Lopreeza Patient Information is supplied by Cerner Multum, Inc. and Lopreeza Consumer information is supplied by First Databank, Inc., used under license and subject to their respective copyrights.

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What does norethindrone do to the body?

Norethindrone is in a class of medications called progestins. It works by stopping the lining of the uterus from growing and by causing the uterus to produce certain hormones. Norethindrone is also used to prevent pregnancy.

Does estradiol and norethindrone acetate cause weight gain?

The most common side effects are typically mild hormonal issues caused by the combination of estrogens and progestins inside the medication. These side effects include: Weight gain. Bloating and weight gain are common on Estrostep and other birth control pills that use norethindrone and ethinyl estradiol.

What are the side effects of norethindrone acetate?

What side effects may I notice from receiving this medicine?.
breast tenderness or discharge..
pain in the abdomen, chest, groin or leg..
severe headache..
skin rash, itching, or hives..
sudden shortness of breath..
unusually weak or tired..
vision or speech problems..
yellowing of skin or eyes..

What are the long term side effects of taking estradiol?

In cases of prolonged use, the risk of the following side effects is also raised:.
Ovarian cancer, endometrial cancer, breast cancer..
Endometrial hyperplasia or thickening of the womb lining..
Chest pain..
Deep vein thrombosis..
Pulmonary embolism..
Thrombophlebitis..
Heart attack or myocardial infarction..
Stroke..