ATI_PME_MIT_Neuro2_Selective serotonin reuptake inhibitors

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Selective Serotonin Reuptake Inhibitors - Fluoxetine

Therapeutic Use

  • Major Depression: Effective in alleviating severe depressive symptoms.

  • Bipolar Disorder: Used in the management of mood fluctuations.

  • Panic Disorder: Helps reduce panic attacks and anxiety.

  • Obsessive Compulsive Disorder (OCD): Decreases obsessions and compulsions.

  • Premenstrual Dysphoric Disorder: Alleviates severe premenstrual symptoms.

  • Bulimia Nervosa: Assists in reducing binge-eating episodes.

Adverse Drug Reactions

  • Insomnia & Nervousness: Common side effects affecting sleep quality.

  • Sexual Dysfunction: Possible issues with sexual desire and performance.

  • Headache: A prevalent complaint among users.

  • Weight Gain: Notable increase in body weight over time.

  • Hyponatremia: Especially concerning in older adults and patients on diuretics.

  • Increased Risk for Suicidal Ideation: Higher susceptibility in children and young adults.

  • Serotonin Syndrome: Potentially life-threatening reaction requiring immediate attention.

Interventions

  • Monitor Insomnia and Nervousness: Adjust dosage as needed to alleviate symptoms.

  • Headache Management: Keep track of frequency and intensity.

  • Weight Monitoring: Evaluate weekly for significant changes.

  • Serum Sodium Checks: Regularly assess sodium levels, particularly in at-risk populations.

  • Observing Hyponatremia Symptoms: Look for lethargy, cramps, diarrhea, and nausea.

  • Suicidal Ideation Monitoring: Be vigilant for signs of worsening depression.

  • Signs of Serotonin Syndrome: Watch for confusion, agitation, fever, and other symptoms. Discontinue immediately if observed.

Administration

  • Oral Administration: Available in tablets, capsules, solutions, and sustained-release forms.

  • Onset of Effectiveness: Clinical improvements generally seen after 4-6 weeks.

  • With Food: Administer with food if gastrointestinal upset is present.

  • Morning Dosing: Preferable to prevent insomnia.

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Client Instructions

  • Report Symptoms: Importance of notifying healthcare provider about nervousness, insomnia, impotence, and decreased libido.

  • Morning Dosing Reminder: To minimize sleep disturbances.

  • Headache Relief: Use over-the-counter analgesics as appropriate.

  • Lifestyle Recommendations: Encourage a balanced diet and increased physical activity.

  • Report Side Effects: Lethargy, cramps, diarrhea, and nausea should be reported.

  • Suicidal Thoughts: Urgent reporting of worsening depression or suicidal thoughts is essential.

  • Stop Medication if Necessary: Advise discontinuation if severe symptoms arise.

Contraindications

  • Allergy: Any known allergy to SSRIs.

  • Age Restrictions: Not approved for use in children younger than 7 years.

  • MAOI Use: Contraindicated in patients currently on MAOIs.

Precautions

  • Liver Disease: Monitor closely due to potential for adverse effects.

  • Older Adults: Increased risk of side effects and interactions.

  • Peptic Ulcer Disease: Caution due to gastrointestinal effects.

  • Diabetes Mellitus: May affect glucose regulation.

  • Hyponatremia: Close observation is required.

  • Cardiac Disease History: Extra caution in assessing therapeutic use.

  • Suicidal Tendencies: Evaluations needed prior to initiation.

Interactions

  • SSRI and MAOIs: Risk of serotonin syndrome if combined within 2 weeks.

  • Tricyclic Antidepressants and Lithium: Fluoxetine may elevate their levels.

  • NSAIDs: Co-use increases gastrointestinal bleeding risk.