Mirtazapine description, usages, side effects, indications, overdosage, supplying and lots more!

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Mirtazapine

REMEDYREPACK INC.


FULL PRESCRIBING INFORMATION: CONTENTS*




FULL PRESCRIBING INFORMATION

BOXED WARNING

Suicidality and Antidepressant Drugs
Antidepressants increased the risk compared to placebo of suicidal thinking and behavior (suicidality) in children, adolescents, and young adults in short-term studies of major depressive disorder (MDD) and other psychiatric disorders. Anyone considering the use of mirtazapine tablets or any other antidepressant in a child, adolescent, or young adult must balance this risk with the clinical need. Short-term studies did not show an increase in the risk of suicidality with antidepressants compared to placebo in adults beyone age 24; there was a reduction in risk with antidepressants compared to placebo in adults aged 65 and older. Depression and certain other psychiatric disorders are themselves associated with increases in the risk of suicide. Patients of all ages who are started on antidepressant therapy should be monitored appropirately and observed closely for clinical worsening, suicidality, or unusual changes in behavior. Families and caregivers should be advised of the need for close observation and communication with the prescriber. Mirtazapine is not approved for use in pediatric patients. (See Warnings: Clinical Worsening and Suicide Risk,Precautions: Information for Patients, andPrecautions: Pediatric Use)


MIRTAZAPINE DESCRIPTION



Mirtazapine




CLINICAL PHARMACOLOGY

Pharmacodynamics













Pharmacokinetics









USE IN SPECIFIC POPULATIONS



PRECAUTIONSDOSAGE AND ADMINISTRATION



PRECAUTIONS



Pharmacokinetics







PRECAUTIONSDOSAGE AND ADMINISTRATION



PRECAUTIONSDOSAGE AND ADMINISTRATION

Clinical Trials Showing Effectiveness






INDICATIONS & USAGE



CLINICAL PHARMACOLOGY





CLINICAL PHARMACOLOGY

MIRTAZAPINE CONTRAINDICATIONS

Hypersensitivity



Monoamine Oxidase Inhibitors

WARNINGSPRECAUTIONS: Drug InteractionsDOSAGE AND ADMINISTRATION

WARNINGS

Clinical Worsening and Suicide Risk




Table 1




All patients being treated with antidepressants for any indication should be monitored appropriately and observed closely for clinical worsening, suicidality, and unusual changes in behavior, especially during the initial few months of a course of drug therapy, or at times of dose changes, either increases or decreases.



Families and caregivers of patients being treated with antidepressants for major depressive disorder or other indications, both psychiatric and nonpsychiatric, should be alerted about the need to monitor patients for the emergence of agitation, irritability, unusual changes in behavior, and the other symptoms described above, as well as the emergence of suicidality, and to report such symptoms immediately to health care providers. Such monitoring should include daily observation by families and caregivers. Prescriptions for mirtazapine should be written for the smallest quantity of tablets consistent with good patient management, in order to reduce the risk of overdose.

Screening Patients for Bipolar Disorder:

Agranulocytosis

In premarketing clinical trials, 2 (1 with Sj's Syndrome) out of 2,796 patients treated with mirtazapine tablets developed agranulocytosis [absolute neutrophil count (ANC) < 500/mm3 with associated signs and symptoms, e.g., fever, infection, etc.] and a third patient developed severe neutropenia (ANC < 500/mm3 without any associated symptoms). For these 3 patients, onset of severe neutropenia was detected on days 61, 9, and 14 of treatment, respectively. All 3 patients recovered after mirtazapine was stopped. These 3 cases yield a crude incidence of severe neutropenia (with or without associated infection) of approximately 1.1 per thousand patients exposed, with a very wide 95% confidence interval i.e., 2.2 cases per 10,000 to 3.1 cases per 1,000. If a patient develops a sore throat, fever, stomatitis or other signs of infection, along with a low WBC count, treatment with mirtazapine should be discontinued and the patient should be closely monitored.

MAO Inhibitors

In patients receiving other drugs for major depressive disorder in combination with a monoamine oxidase inhibitor (MAOI) and in patients who have recently discontinued a drug for major depressive disorder and then are started on an MAOI, there have been reports of serious, and sometimes fatal, reactions, e.g., including nausea, vomiting, flushing, dizziness, tremor, myoclonus, rigidity, diaphoresis, hyperthermia, autonomic instability with rapid fluctuations of vital signs, seizures, and mental status changes ranging from agitation to coma. Although there are no human data pertinent to such an interaction with mirtazapine tablets, it is recommended that mirtazapine not be used in combination with an MAOI, or within 14 days of initiating or discontinuing therapy with an MAOI.


Serotonin Syndrome

CONTRAINDICATIONSPRECAUTIONS: Drug Interactions

PRECAUTIONS

General

















Information for Patients







PRECAUTIONS: Pediatric Use







CLINICAL PHARMACOLOGYDOSAGE AND ADMINISTRATION















CLINICAL PHARMACOLOGYDOSAGE AND ADMINISTRATION

INFORMATION FOR PATIENTS



































LABORATORY TESTS



DRUG INTERACTIONS

CLINICAL PHARMACOLOGY



CONTRAINDICATIONSWARNINGSDOSAGE AND ADMINISTRATION



CONTRAINDICATIONSWARNINGS



































Other Drug-Drug Interactions
























CARCINOGENESIS & MUTAGENESIS & IMPAIRMENT OF FERTILITY















PREGNANCY





NURSING MOTHERS



PEDIATRIC USE

BOX WARNING and WARNINGSClinical Worsening and Suicide Risk
PRECAUTIONS-Increased Appetite/Weight Gain

GERIATRIC USE

CLINICAL PHARMACOLOGYDOSAGE AND ADMINISTRATION

MIRTAZAPINE ADVERSE REACTIONS

Associated with Discontinuation of Treatment



Commonly Observed Adverse Events in US Controlled Clinical Trials



Adverse Events Occurring at an Incidence of 1% or More Among Mirtazapine-Treated Patients







Body System Adverse Clinical ExperienceMirtazapine (n=453)Placebo (n=361)
ECG Changes



Other Adverse Events Observed During the Premarketing Evaluation of Mirtazapine






WARNINGSPRECAUTIONS















Other Adverse Events Observed During Postmarketing Evaluation of Mirtazapine





DRUG ABUSE AND DEPENDENCE

Controlled Substance Class



Physical and Psychological Dependence



OVERDOSAGE

Human Experience



Overdose Management







DOSAGE & ADMINISTRATION

Initial Treatment


Elderly and Patients with Renal or Hepatic Impairment

PRECAUTIONSCLINICAL PHARMACOLOGY

Maintenance/Extended Treatment

CLINICAL PHARMACOLOGY

Switching Patients To or From a Monoamine Oxidase Inhibitor



Discontinuation of Mirtazapine Tablets treatment

PRECAUTIONSADVERSE REACTIONS

HOW SUPPLIED










































STORAGE AND HANDLING




SPL MEDGUIDE








  • ●     all risks and benefits of treatment with antidepressant medicines
  • ●     all treatment choices for depression or other serious mental illness




  • ●     Pay close attention to any changes, especially sudden changes, in mood, behaviors, thoughts, or feelings. This is very important when an antidepressant medicine is started or when the dose is changed.
  • ●     Call the healthcare provider right away to report new or sudden changes in mood, behavior, thoughts, or feelings.
  • ●     Keep all follow-up visits with the healthcare provider as scheduled. Call the healthcare provider between visits as needed, especially if you have concerns about symptoms.

  • ●     thoughts about suicide or dying
  • ●     attempts to commit suicide
  • ●     new or worse depression
  • ●     new or worse anxiety
  • ●     feeling very agitated or restless
  • ●     panic attacks
  • ●     trouble sleeping (insomnia)
  • ●     new or worse irritability
  • ●     acting aggressive, being angry, or violent
  • ●     acting on dangerous impulses
  • ●     an extreme increase in activity and talking (mania)
  • ●     other unusual changes in behavior or mood



  • ●     Never stop an antidepressant medicine without first talking to a healthcare provider. Stopping an antidepressant medicine suddenly can cause other symptoms.
  • ●     Antidepressants are medicines used to treat depression and other illnesses. It is important to discuss all the risks of treating depression and also the risks of not treating it. Patients and their families or other caregivers should discuss all treatment choices with the healthcare provider, not just the use of antidepressants.
  • ●     Antidepressant medicines have other side effects. Talk to the healthcare provider about the side effects of the medicine prescribed for you or your family member.
  • ●     Antidepressant medicines can interact with other medicines. Know all of the medicines that you or your family member takes. Keep a list of all medicines to show the healthcare provider. Do not start new medicines without first checking with your healthcare provider.
  • ●     Not all antidepressant medicines prescribed for children are FDA approved for use in children. Talk to your child's healthcare provider for more information.









  • ●     are allergic to mirtazapine or any of the ingredients in mirtazapine tablets. See the end of the Medication Guide for a complete list of ingredients in mirtazapine tablets.
  • ●     currently take or have taken within the last 14 days, any medicine known as Monoamine Oxidase inhibitors (MAOI). Taking an MAOI with certain other medicines, with similar actions to mirtazapine tablets, can cause serious or even life-threatening side effects.



  • ●     have or had liver problems
  • ●     have or had kidney problems
  • ●     have or had manic episodes
  • ●     have had a seizure (convulsion)
  • ●     have any heart problems
  • ●     tend to get dizzy or faint
  • ●     are pregnant or planning to become pregnant. It is not known if mirtazapine will harm your unborn baby.
  • ●     are breastfeeding. It is not known if mirtazapine passes into your milk or if it can harm your unborn baby.



  • ●     Take mirtazapine tablets exactly as prescribed by your doctor.
  • ●     Take mirtazapine tablets at the same time each day, preferably in the evening at bedtime.
  • ●     Swallow mirtazapine tablets as directed.
  • ●     It is common for antidepressant medicines such as mirtazapine tablets to take up to a few weeks before you start to feel better. Do not stop taking mirtazapine tablets if you do not feel results right away.
  • ●     Do not stop taking or change the dose of mirtazapine tablets without talking to your doctor, even if you feel better.
  • ●     If you miss a dose of mirtazapine tablets, do not take another dose to make up for the dose you forgot. Wait and take your tablet at the next regular time.
  • ●     If you take too much mirtazapine tablets, call your doctor or poison control center or go to the emergency room right away.

  • ●     Mirtazapine tablets can cause drowsiness, which may affect your ability to make decisions, think clearly or react quickly. You should not drive, operate heavy machinery or do other dangerous activities until you know how mirtazapine tablets affect you.
  • ●     Avoid drinking alcohol or taking diazepam (a medicine used for anxiety, insomnia and seizures, for example) or similar medicines, while taking mirtazapine tablets. If you are unsure about whether a certain medication can be taken together with mirtazapine tablets, please discuss this with your doctor.



  • ●     See the beginning of this Medication Guide - Antidepressant Medicines, Depression and other Serious Mental Illnesses, and Suicidal Thoughts or Actions
  • ●     Serotonin Syndrome: This is a condition that can be life threatening. Call your doctor right away if you become severely ill and have some or all of these symptoms:
  • ●               stiffness
  • ●               muscle spasm
  • ●               confusion
  • ●               irritability
  • ●               agitation
  • ●               increased body temperature
  • ●               fast heart rate
  • ●               increased blood pressure
  • ●     Decreased White Blood Cells called neutrophils, which are needed to fight infections. Tell your doctor if you have any indication of infection such as fever, chills, sore throat, or mouth or nose sores, especially symptoms which are flu-like.
  • ●     Increased cholesterol and triglyceride levels in your blood
  • ●     Symptoms when stopping mirtazapine (discontinuation symptoms). Side effects may occur when stopping mirtazapine (discontinuation symptoms), especially when therapy is stopped suddenly. Your healthcare provider may want to decrease your dose slowly to help avoid side effects. Some of these side effects may include:
  • ●               dizziness
  • ●               abnormal dreams
  • ●               agitation
  • ●               anxiety
  • ●               fatigue
  • ●               confusion
  • ●               headache
  • ●               shaking
  • ●               tingling sensation
  • ●               nausea
  • ●               vomiting
  • ●               sweating
  • ●     Mania
  • ●     Seizures
  • ●     Low sodium levels in your blood: Call your doctor right away if you become severely ill and have some or all of these symptoms:
  • ●               headache
  • ●               feel weak
  • ●               confusion
  • ●               problems concentrating
  • ●               memory problems
  • ●               feel unsteady








  • ●     Store at 25(77to 30(59to 86[see USP Controlled Room Temperature].
  • ●     Protect from light and moisture.




  • ●     Medicines are sometimes prescribed for purposes other than those listed in a Medication Guide.
  • ●     Do not use mirtazapine tablets for a condition for which it was not prescribed. Do not give mirtazapine tablets to other people, even if they have the same condition as you have. They may harm them.
  • ●     This Medication guide summarizes the most important information about mirtazapine tablets. If you have any concerns or would like more information, talk with your doctor. You can ask your pharmacist or doctor for information about mirtazapine tablets that is written for health professionals.













PACKAGE LABEL.PRINCIPAL DISPLAY PANEL SECTION














Mirtazapine

Mirtazapine

Mirtazapine

Mirtazapine TABLET

Product Information

Product Type Human prescription drug label Item Code (Source) NDC:49349-413(NDC:13107-032)
Route of Administration ORAL DEA Schedule

Active Ingredient/Active Moiety

Ingredient Name Basis of Strength Strength
MIRTAZAPINE Mirtazapine 45 mg

Inactive Ingredients

Ingredient Name Strength
STARCH, CORN
hydroxypropyl cellulose
MAGNESIUM STEARATE
SILICON DIOXIDE
lactose monohydrate
HYDROXYPROPYL CELLULOSE, LOW SUBSTITUTED
HYPROMELLOSE 2910 (6 MPA.S)
titanium dioxide

Product Characteristics

Color Size Imprint Code Shape
white 14 mm 10;A BULLET

Packaging

# Item Code Package Description Marketing Start Date Marketing End Date
1 NDC:49349-413-02 30 in 1 BLISTER PACK

Marketing Information

Marketing Category Application Number or Monograph Citation Marketing Start Date Marketing End Date
ANDA ANDA076921 2011-07-22


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