Caddy

Quick links to important sections

Caddy

Treatment option:

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 Caddy

Quick Facts about Caddy

Property Description
Active ingredient Fluoxetine Hydrochloride
Form Oral Capsule
Pharmacological class Selective Serotonin Reuptake Inhibitor (SSRI)
Common purpose Modulating Serotonin Levels for Emotional Balance
Origin Synthetic Compound (Trifluoromethylbenzenes Derivative)

What Type of Medicine is Caddy?

The medication Caddy is a prescription-only drug primarily classified as a Selective Serotonin Reuptake Inhibitor (SSRI), which belongs to the broader group of Antidepressant agents known to affect the central nervous system. The active ingredient is Fluoxetine, delivered as Fluoxetine Hydrochloride, a synthetic compound recognized chemically as a Trifluoromethylbenzenes Derivative. This type of drug is clinically recognized for its reliable bioavailability and established duration of action. The medication is presented as a single-ingredient product, typically an Oral Capsule, designed for controlled delivery via the oral route of administration, serving both adult patients and, for specific uses, adolescents aged eight years and above.


What is the General Purpose of Caddy?

The general purpose of Caddy is to promote emotional balance by adjusting the availability of a specific mood-regulating chemical messenger in the brain. The functionality of this SSRI involves the precise action of inhibiting Serotonin Reuptake, thereby effectively increasing Serotonin Levels and sustaining their presence in the synaptic space. This targeted neurochemical modulation supports the restoration of a stable mental state. The active ingredient Fluoxetine is included on the List of Essential Medicines, confirming its significance as a widely recognized therapy for maintaining mental health. This medication is used to establish equilibrium, which contributes to an overall improvement in mood and mental state, addressing conditions characterized by persistent worry and difficulty with emotional regulation.

Regulatory References

  1. WHO Model Lists of Essential Medicines

What side effects are possible with Caddy?

Possible Side Effects and Safety Information

The safety profile of Caddy is officially documented by regulatory authorities, classifying adverse reactions by frequency and the body system affected.

Category Documented Adverse Reactions (Examples)
Very Common (ge 1/10) Insomnia, Headache, Nausea, Diarrhea, Fatigue.
Common (ge 1/100 to < 1/10) Reduced appetite, Anxiety, Nervousness, Tremor, Dizziness, Sweating (hyperhidrosis), Sexual dysfunction (e.g., decreased libido, ejaculatory failure).
System-Organ Classes Effects are listed across Nervous System (e.g., tremor), Gastrointestinal (e.g., dry mouth, vomiting), and Psychiatric (e.g., anxiety, sleep disturbances) systems.

Serious Adverse Reactions and Restrictions

The regulatory profile lists certain serious risks. The medication carries a Boxed Warning regarding the increased risk of Suicidal Thoughts and Behaviors in children, adolescents, and young adults, particularly at the start of treatment or during dose changes. Other documented serious reactions include Serotonin Syndrome, the potential for Abnormal Bleeding (especially with co-administration of agents that affect coagulation), Seizures, and conditions like Hyponatremia (low sodium levels).

Safety Restrictions: Caddy is Contraindicated for use with Monoamine Oxidase Inhibitors (MAOIs) due to the risk of a serious serotonergic reaction. Caution is advised in patients with a history of Seizures or conditions that predispose to QT prolongation.

Population Notes: Safety information specifically addresses that the risk of Hyponatremia may be higher in Older Adults and that lower dosing may be necessary for individuals with Hepatic Impairment.


Regulatory Safety Summary:

The official safety information strictly structures the understanding of Caddy's risks by detailing frequently reported reactions alongside critical warnings and specific contraindications. This structured approach, using official frequency classifications and system groupings, formally communicates the expected safety characteristics as required by government health authorities.

Overdose and Emergency Response

Overdose and when to seek help — Official Regulatory Information

Overdose Manifestations and Severe Outcomes

Regulatory documents indicate that overdose of Caddy (Fluoxetine) may result in a range of clinical presentations, from mild to life-threatening. Common manifestations officially reported include symptoms affecting the Central Nervous System (CNS) such as somnolence, agitation, tremor, confusion, and hallucinations. Gastrointestinal symptoms like nausea, vomiting, and diarrhea are also documented [Source 1.3].

Severe outcomes specified in regulatory labels include seizures and coma [Source 1.1]. The risk of Serotonin Syndrome (or Serotonin Toxicity) is explicitly noted, a potentially fatal condition characterized by fever, mental status changes, and muscle rigidity [Source 2.8]. Furthermore, the official prescribing information details the risk of QT prolongation and ventricular arrhythmia, including Torsades de Pointes, which are serious cardiovascular complications [Source 1.5]. Systemic complications such as rhabdomyolysis and kidney failure have also been reported in severe cases [Source 1.1].

Mandatory Emergency Actions

If an overdose is suspected, immediate medical attention must be sought [Source 1.1]. Emergency services (e.g., 911) must be contacted without delay if the affected individual exhibits critical symptoms such as trouble breathing, a seizure, loss of consciousness (coma), or collapse [Source 1.3].

Management, as described in regulatory documents, centers on supportive treatment and monitoring of vital functions, as no specific antidote is known for Fluoxetine overdose [Source 1.1]. Interventions such as gastric lavage or administration of activated charcoal may be considered if the ingestion was recent [Source 1.1]. The patient should be monitored for the delayed onset of symptoms.

Therapeutic Uses of Caddy

What Caddy Treats: Main Uses and Benefits

Caddy is commonly used in situations involving certain distressing symptoms across multiple therapeutic domains. The medication is applied in clinical settings that involve acute or unstable symptom patterns associated with major conditions. It is relevant for easing the symptoms of conditions such as Major Depressive Disorder (MDD), Obsessive-Compulsive Disorder (OCD), Panic Disorder, Bulimia Nervosa, and Premenstrual Dysphoric Disorder (PMDD). It is used for managing symptoms that may become intense or disruptive, supporting the patient's ability to cope more steadily with difficult episodes. It may be part of symptomatic management in scenarios where additional support for symptom management is needed.

“It plays a role in managing symptoms that interfere with daily comfort.”

This supportive therapeutic role is applied across domains where symptoms create noticeable functional strain, assisting with maintaining a sense of stability when symptoms are more noticeable.


Quick Fact: Relief for Obsessive and Compulsive Behaviors Caddy is commonly used to help ease the frequency and intensity of unwanted, recurrent thoughts and the resulting ritualized actions characteristic of OCD.

Eligibility and Restrictions for Use

The eligibility for using Caddy (Fluoxetine) is strictly defined by regulatory documents, which establish groups who are contraindicated and populations who require special consideration.

Absolute Contraindications

Use is prohibited in patients with a known hypersensitivity to fluoxetine. It is strictly contraindicated for patients currently taking a Monoamine Oxidase Inhibitor (MAOI), or within 14 days of stopping one. Caddy must also not be used concurrently with Pimozide or Thioridazine.

Age-Related Eligibility and Restrictions

The medicine is approved for adults. In pediatric patients, eligibility begins at 7 years for Obsessive-Compulsive Disorder (OCD) and 8 years for Major Depressive Disorder (MDD). Safety has not been established in younger children. Young adults (under 25) require close monitoring due to regulatory concerns.

Conditional Use and Organ Function

Eligibility is conditioned for patients with hepatic impairment, who require a lower or less frequent administration schedule. Use in pregnancy is permitted only if the potential benefit justifies the risks to the fetus. Breastfeeding is not recommended. Caution is also advised for patients with a history of seizures or those requiring screening for Bipolar Disorder.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile for Caddy (Fluoxetine) is structured around its officially documented pharmacological activities, primarily as a potent inhibitor of the CYP2D6 enzyme and as a serotonergic agent. These constraints lead to formal regulatory restrictions regarding co-administration with other substances.

Formal Contraindicated Combinations

The most restrictive interactions documented by government agencies involve combinations that are contraindicated and must not be used together. These include all Monoamine Oxidase Inhibitors (MAOIs), such as Linezolid and intravenous Methylene Blue, due to the officially documented, life-threatening risk of Serotonin Syndrome. Co-administration is also prohibited with Pimozide and Thioridazine, as Caddy’s inhibitory effect on metabolism can elevate the plasma levels of these drugs, increasing the risk of serious cardiac arrhythmias.

Interaction-Related Separation Rules and Constraints

Specific timing-based separation is mandatory when discontinuing Caddy and initiating a psychiatric MAOI, requiring at least five weeks to elapse due to the long half-life of Caddy’s active metabolite. Conversely, a 14-day washout is required after stopping an MAOI before starting Caddy. The official label also notes that co-administration with other serotonergic agents, such as Triptans or the herbal product St. John’s Wort, increases the risk of pharmacodynamic interactions. For patients with hepatic impairment, the drug’s prolonged half-life increases overall exposure, heightening the risk of clinically significant interactions with co-administered medicines.

Mechanism of Action

Caddy is not a recognized pharmaceutical drug name with a well-established and singular mechanism of action (MoA) in scientific literature. No unique, non-overlapping mechanistic data exists for a substance explicitly branded as 'Caddy.' The search results show mechanisms for Dichloroacetate (DCA), Dicyclomine, and Digoxin, which are distinct compounds. Therefore, a fact-checked, E-E-A-T-optimized article on the specific drug 'Caddy' cannot be delivered. I can, however, provide a mechanistic description for a drug with a similar-sounding name or related compound if a specific one is intended. For instance, Dicyclomine functions as an antagonist at muscarinic acetylcholine receptors (M1, M2, and M3), primarily targeting smooth muscle tissue in the gastrointestinal tract. This competitive inhibition prevents the binding of endogenous acetylcholine, thereby reducing calcium mobilization and subsequent contractile signaling within the muscle cells. Additionally, it non-competitively inhibits responses mediated by bradykinin and histamine, further reducing the smooth muscle's excitability. The downstream consequence is a systemic decrease in gastrointestinal smooth muscle tone and peristaltic activity.

Dosage and Administration Information

How Caddy is Used: Official Administration Guidelines

Caddy is exclusively administered through the oral route, available in multiple forms including immediate-release capsules, tablets, an oral solution, and a 90 mg delayed-release capsule for weekly use. The administration regimen is highly specific to the approved condition, dictating precise dose ranges and frequency patterns.

Feature Guideline
Dosing schedule MDD: Initial 20 mg daily; Max 80 mg daily. Bulimia Nervosa: Fixed dose of 60 mg daily. Panic Disorder: Initial 10 mg daily for one week, then 20 mg daily.
Timing & Frequency Typically once daily in the morning. May be taken with or without food. Doses over 20 mg daily may be divided into two doses (morning and noon).
Age-group rules Pediatric (MDD, age 8+): Initial 10 mg or 20 mg daily; target/max 20 mg daily. Older Adults: Daily dose generally should not exceed 40 mg.
Special conditions Hepatic Impairment: Lower or less frequent dose officially advised (e.g., 20 mg every second day). Titration is mandated to be gradual, requiring several weeks to assess response.

Connection to the overall use protocol

The official instructions establish a structured protocol that is highly dependent on the condition being addressed and the patient's capacity to process the medicine. This protocol defines precise starting doses, target ranges, and maximums, ensuring standardized administration, and requires specific dose modifications for defined populations, such as reduced frequency for hepatic impairment.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Caddy (Fluoxetine)

This section provides an overview of the official research studies that have been conducted for Caddy (Fluoxetine), detailing the types of research, what was measured, and what aspects of the evidence remain uncertain.


Evidence for use in Major Depressive Disorder (MDD)

Research has been conducted involving Caddy in people experiencing MDD, a condition marked by functional limitations and periods of heightened symptoms. Most of the evidence for this use comes from short-term Randomized Controlled Trials (RCTs). These studies were used in research exploring how symptoms change over time, often spanning six to eight weeks, and measured outcomes reflecting daily functioning and overall symptom severity. These trials research examined how symptoms evolved in adult populations, as well as in adolescents and children aged eight and older. Further research has explored the impact of continuing the medication on the recurrence of symptoms, with continuation studies lasting six months or longer. The overall research landscape is substantial, but long-term effects are not fully established beyond the continuation study periods. Comparative evidence is lacking for certain alternative treatment options, which limits conclusions about differences with other drugs.


Evidence for use in Obsessive-Compulsive Disorder (OCD)

The research base for Caddy in Obsessive-Compulsive Disorder (OCD) includes a dedicated body of Randomized Controlled Trials (RCTs). The research examined outcomes related to episodic or acute changes in symptom intensity, with studies focusing on episodes where unwanted thoughts and behaviors become more noticeable. In these studies, specialized measurement tools were used in research exploring how symptoms change over time in both adults and pediatric patients (aged seven and older). The studies generally monitored higher measurements of the study compound and required a longer treatment duration to observe patterns in measured outcomes. However, evidence for the long-term outcomes regarding the durability of observed symptom patterns is limited.


Evidence for use in Bulimia Nervosa and Panic Disorder

Research has been conducted involving Caddy in patients with Bulimia Nervosa, a condition associated with acute or disruptive episodes. Studies primarily consist of short-term RCTs that measured outcomes capturing phases of heightened symptom activity, such as the frequency of binge-eating and purging episodes. The research also included relapse-prevention trials that explored patterns related to recurrence of measured symptoms. For Panic Disorder, research examined adults experiencing this condition. Research described patterns related to measured changes in the frequency of full panic attacks and changes in standardized panic severity scores.


Research Gaps and Areas of Uncertainty

A major limitation across the research landscape is that follow-up durations were limited in many of the core studies, meaning the long-term impact on functional recovery and life quality is not fully established. Additionally, comparative evidence is lacking for direct comparison with all other available pharmacological options. Studies help show what has been observed so far, but research does not determine whether an individual will respond similarly.

Key Studies & References

  1. Efficacy of fluoxetine in the treatment of premenstrual dysphoric disorder: a randomized, double-blind, placebo-controlled clinical trial
  2. NICE Guideline: Depression in adults: recognition and management (NG222)

Frequently Asked Questions (FAQ)

Common questions about Caddy (FAQ)

Q: Is Caddy considered a first-line treatment for its approved condition?

A: Official guidelines and regulatory-derived consensus for specific populations are sometimes included in product context. For example, guidelines for pediatric patients (ages 8 and older) with Major Depressive Disorder describe the active ingredient in Caddy as a first-line medication option.

Q: How long does the effect of one Caddy dose typically last?

A: The therapeutic effect is related to the long elimination half-lives of both the active compound and its main metabolite. Official pharmacokinetic information indicates that these substances can remain present in the body for an extended time, up to five weeks or more, resulting in a sustained effect rather than a short-term duration.

Q: What if I take Caddy with a glass of milk, does that matter?

A: The official administration instructions confirm that Caddy may be taken with or without food. Regulatory information does not list any specific restrictions or warnings regarding consumption with milk or other common liquids.

Q: Do people with kidney problems have restrictions on using Caddy?

A: Regulatory documents address how the medicine is processed in patients with kidney problems. Official information does not specify a need for routine dose adjustment for Caddy in patients with renal (kidney) impairment or those undergoing dialysis. Regulatory documents do, however, contain specific guidance for individuals with hepatic impairment (liver conditions).

Q: When studies talk about Caddy research, what specific outcomes did they measure?

A: Clinical trials measured changes in symptoms using standardized tools to assess patient outcomes. For example, studies for Major Depressive Disorder often used the Hamilton Depression Rating Scale, while those for Obsessive-Compulsive Disorder used the Yale-Brown Obsessive Compulsive Scale.

Q: Do older adults experience different side effects from Caddy compared to younger adults?

A: Regulatory documents specifically address potential differences in how older adults may react. They note a potentially higher risk of certain effects, such as Hyponatremia (a low level of sodium in the blood), and the possibility of increased weight loss compared to younger populations.

Q: How long after stopping Caddy does it stay in the body?

A: Due to the long elimination half-lives of the compound and its main metabolite, the substance can remain in the body for an extended period. Official regulatory documents indicate that the compound can be present for up to five weeks or more after the final dose.

Q: Is it necessary to have routine check-ups while taking Caddy?

A: Official warnings emphasize that all patients, especially young adults, should be closely monitored for changes in behavior or the emergence of concerning symptoms. This monitoring is particularly important when treatment is initiated or when a dose change occurs.

Q: Does Caddy work instantly, or does it take time to notice effects?

A: Studies and official information indicate that the full therapeutic effect of Caddy is typically not immediate. It may take several weeks of consistent administration before the complete intended effects are fully observed.

Q: Is Caddy known to interact with common pain relievers like ibuprofen?

A: Official documents note that using Caddy with Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), such as ibuprofen or aspirin, is associated with an increased risk of abnormal bleeding, as noted in the official warnings.

Q: Are there any widely used supplements that should be avoided while taking Caddy?

A: Official warnings identify that co-administration with the herbal product St. John’s Wort may increase the risk of a pharmacodynamic interaction. This is due to the combined serotonergic effects of the two substances.

Q: Is it mentioned in the literature that Caddy interacts with alcohol?

A: Official patient information advises that alcohol may increase certain nervous system side effects of Caddy. These effects can include dizziness, drowsiness, and difficulty concentrating.

Q: Is Caddy safe to use for people who have certain heart conditions?

A: Official warnings note the requirement for caution in patients with pre-existing conditions that may predispose them to cardiac arrhythmias or QT prolongation. This caution is due to the reported potential for abnormal heart rhythms.

Q: Is it possible to develop a dependency on Caddy?

A: Caddy is classified as a Selective Serotonin Reuptake Inhibitor (SSRI). It is not classified as a controlled substance by U.S. regulatory agencies, meaning it does not have the same risk of abuse or physical addiction as some other medications.

Q: Has Caddy been approved in many countries, or is it specific to one region?

A: The active ingredient in Caddy has been widely recognized internationally. The World Health Organization (WHO) includes the active ingredient on its List of Essential Medicines, confirming its importance and global public health relevance.

Q: Are there any official restrictions on driving or operating machinery while taking Caddy?

A: Official warnings caution that Caddy may cause side effects such as dizziness, drowsiness, or impaired judgment. Official warnings note that individuals should understand how the medicine affects them before engaging in activities that require focus, such as driving or operating machinery.

Q: What is the appearance (color, shape) of the Caddy tablet or capsule?

A: Caddy is offered in several different dosage forms, including immediate-release capsules, tablets, an oral solution, and a delayed-release capsule. The physical appearance, such as color and shape, varies depending on the specific form and the manufacturer.

Q: Does Caddy need to be taken consistently every day for it to work?

A: Studies and official information confirm that the full effect of Caddy is dependent on reaching and maintaining stable levels of the compound and its active metabolite in the body. This requires consistent administration according to the prescribed regimen over several weeks to achieve therapeutic levels.

Q: Can Caddy be split, crushed, or chewed?

A: The ability to modify the medicine depends on the specific formulation. Official instructions for the delayed-release capsule form state that it must be swallowed whole and must not be chewed or crushed, as this would interfere with the controlled way the medicine is absorbed.

Q: Is there a generic version of Caddy available?

A: Yes, the active ingredient in Caddy (Fluoxetine) is available as a generic medicine. The generic version is manufactured and approved for use in addition to the brand-name product.

Q: Can taking Caddy affect the results of common blood tests?

A: Official information indicates that the compound can potentially interfere with certain laboratory assay results. This is due to the presence of the compound or its metabolites in serum samples used for testing.

Q: Is Caddy intended for short-term or long-term use?

A: Clinical studies and official indications support both acute treatment (short-term symptom management) and maintenance treatment (longer-term continuation). Therefore, the medicine is used for both short-term phases and long-term continuation, as determined by the specific condition being addressed.

Q: Are there any foods or dietary restrictions listed on the Caddy label?

A: Official administration guidelines state the medicine may be taken with or without food. There are no broad or specific dietary restrictions listed on the regulatory label beyond general cautions against substances like alcohol.

Q: Is Caddy known to cause changes in weight?

A: Official warnings note that 'Altered Appetite and Weight' is a possible adverse reaction associated with the use of Caddy. In some studies, significant weight loss has been reported.

Q: Can Caddy be taken with blood pressure medication?

A: Official documents do not list a broad contraindication with all types of blood pressure medications. However, caution is advised with any co-administered medicine that may affect heart rate or rhythm, as the drug has been associated with a risk of QT prolongation.

Q: Do the official documents mention any effects of Caddy on fertility?

A: Non-clinical research, which includes animal studies conducted during the official development phase, did not find adverse effects of the active ingredient on male or female fertility. Regulatory documents include this information for completeness.

Q: When Caddy is described as 'being metabolized' by the liver, what does that imply?

A: The classification confirms that the liver processes the medicine. This is a key regulatory concept because it implies that patients with hepatic (liver) impairment may require a lower or less frequent dose. This adjustment is necessary because their body takes longer to process and eliminate the compound.

Q: How long do most clinical trials for Caddy last?

A: The core short-term clinical trials used to establish the drug's effects and efficacy typically lasted between 6 and 12 weeks. Longer 'continuation studies' were also conducted, sometimes lasting six months or longer, to research patterns related to recurrence of symptoms.

How should Caddy be stored and disposed of?

Storage and Protection Requirements

Official labeling mandates that Caddy (Fluoxetine) be stored at controlled room temperature, typically 68 F to 77 F (20 C to 25 C), away from excess heat and moisture. The medicine must be kept in its original container, which should be tightly closed to maintain product stability and protect it from light. It is a mandatory requirement to store Caddy out of the sight and reach of children and to always lock safety caps.

Disposal Instructions

Unused or expired Caddy should be disposed of using a drug take-back program or an authorized collection site. If these options are unavailable, the medicine should be mixed with an undesirable substance (like used coffee grounds or dirt), sealed in a container, and placed in the household trash. The labeling advises against disposal in drains or wastewater to protect the environment. Personal information must be scratched off the prescription label before discarding the container.

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

Equivalent of Caddy found in:

A-Z Index: