Doxepinum

Doxepinum Uses, Dosage, Side Effects, Mechanism of Action, How Long Does it Take to Work? Doxepinum is a brand name. Its generic name is Doxepin.

Doxepinum

Doxepinum is an antidepressant that belongs to a group of medications called tricyclic antidepressants. It is typically used for the treatment of depression and anxiety disorders. The drug also has anticholinergic, histamine H1-blocking, and sedative effects. It works by increasing the levels of norepinephrine and serotonin in the brain. It works by blocking the reuptake of these neurotransmitters, which increases their levels in the synapses.

Uses For

Doxepinum is used for the treatment of depression, anxiety disorders, post-traumatic stress disorder, and insomnia. It can also be used to treat chronic pain, fibromyalgia, and neuropathic pain.

Mechanism Of Action

Doxepinum increases the levels of certain chemicals in the brain, known as serotonin and norepinephrine. It works by blocking the reuptake of both of these neurotransmitters, which increases their levels in the synapses. This helps to relieve symptoms of depression and anxiety.

How Long Does It Take To Work?

The effects of doxepin may not be immediate. It usually takes several weeks of treatment for the drug to reach its full therapeutic levels in the body. It may take up to 8 weeks before the full therapeutic effects of doxepin are seen in an individual.

Absorption

Doxepinum is rapidly and completely absorbed, with peak concentrations reached 30 minutes to 1 hour after oral administration. It has an overall bioavailability of 85%.

Route Of Elimination

Doxepinum is metabolized in the liver and the metabolites are excreted primarily in the urine and to a lesser extent in the feces.

Dosage

Doxepinum is available in immediate-release, sustained-release, and extended-release tablets. The recommended starting dose for depression and anxiety is 10 mg to 25 mg three times daily. The highest dose of doxepin can be up to 150 mg per day, divided into three or four doses.

Administration

Doxepinum should be taken exactly as prescribed by your doctor. It is available as an immediate-release, sustained-release, or extended-release tablet, to be taken orally with or without food. The tablets should be swallowed whole. Do not crush, chew, or break the tablets.

Side Effects

Common side effects of doxepin include dry mouth, constipation, difficulty urinating, drowsiness, dizziness, blurred vision, and weight gain. Other side effects include increased appetite, difficulty sleeping, confusion, and agitation.

Toxicity

Doxepinum can be toxic if taken in large doses. Symptoms of an overdose include confusion, agitation, hallucinations, seizures, and coma. If an overdose is suspected, seek medical attention immediately.

Precaution

It is important to inform your doctor if you have a history of glaucoma, kidney disease, heart disease, liver disease, or seizure disorder before taking doxepin. Do not stop taking doxepin suddenly, as this may lead to withdrawal symptoms. Also, avoid alcohol while taking doxepin, as it can interact with the drug.

Interaction

Doxepinum should not be taken with monoamine oxidase inhibitors (MAOIs) or other antidepressants. Certain medications, such as cimetidine, carbamazepine, or phenytoin, may interact with doxepin and increase its levels in the body. Certain medications, such as quinidine, may decrease the levels of doxepin in the body. Grapefruit juice can also interact with doxepin and increase the levels of the drug in the body.

Disease Interaction

Doxepinum is not recommended for individuals with a history of glaucoma, kidney disease, heart disease, liver disease, or seizure disorder. The drug can also make some existing medical conditions worse. For instance, it can increase the risk of suicidal thoughts and behavior in individuals with depression.

Drug Interaction

Certain medications, such as cimetidine, carbamazepine, or phenytoin, may interact with doxepin and increase its levels in the body. Certain medications, such as quinidine, may decrease the levels of doxepin in the body. Grapefruit juice can also interact with doxepin and increase the levels of the drug in the body.

Food Interactions

Doxepinum should be taken with food if possible, as it can increase the absorption of the drug. Alcohol should be avoided while taking doxepin, as it can increase the side effects of the drug.

Pregnancy Use

Doxepinum is not recommended for use in pregnant women. It can cause harm to the unborn baby, and is better avoided during pregnancy.

Lactation Use

It is not known if doxepin is secreted in breast milk. Therefore, it is recommended to avoid using doxepin while breastfeeding.

Acute Overdose

An overdose of doxepin can be fatal. Symptoms of an overdose include confusion, agitation, hallucinations, seizures, and coma. Seek medical attention immediately if an overdose is suspected.

Contraindication

Doxepinum is not recommended for individuals with a history of glaucoma, kidney disease, heart disease, liver disease, or seizure disorder. The use of the drug is also contraindicated in individuals with a known hypersensitivity to doxepin or other tricyclic antidepressants.

Use Direction

Doxepinum should be taken exactly as prescribed by your doctor. Do not take more or less of the medication than prescribed. Do not stop taking doxepin without talking to your doctor, as this may lead to withdrawal symptoms.

Storage Condition

Doxepinum should be stored at room temperature, away from moisture and heat. Keep the medication out of reach of children and pets.

Volume Of Distribution

The volume of distribution of doxepin is 0.7 L/kg.

Half Life

The elimination half-life of doxepin is 8-25 hours, with the average being 12 hours.

Clearance

The clearance of doxepin is about 28.2 mL/min/kg.

Here you find in details version of Doxepinum

Some Frequently Asked Questions About Doxepinum

What is Doxepinum?

Doxepinum is an antidepressant medication used to treat depression, anxiety, and other mood disorders.

How does Doxepinum work?

Doxepinum works by increasing levels of serotonin, norepinephrine, and other neurotransmitters in the brain. This helps improve mood, energy, sleep, and other symptoms associated with depression and anxiety.

What are the side effects of Doxepinum?

Common side effects of Doxepinum include drowsiness, dry mouth, nausea, constipation, dizziness, headache, increased appetite, blurred vision, and weight gain. Other serious side effects include increased risk of suicidal thoughts, infection, and serotonin syndrome.

Is Doxepinum addictive?

Doxepinum is not considered to be addictive. However, it can cause physical and psychological dependence, so it should be used as directed by your doctor.

Can I drink alcohol while taking Doxepinum?

It is usually not recommended to drink alcohol while taking Doxepinum due to the risk of increased sedation, dizziness, confusion, and other side effects. Talk to your doctor about the risks and benefits of drinking alcohol while taking Doxepinum.

How long does it take for Doxepinum to work?

The effects of Doxepinum can start to be felt within the first week of taking it. However, it may take 2-4 weeks for the full therapeutic effects of Doxepinum to be felt.

What is the usual dosage of Doxepinum?

The usual dosage of Doxepinum is 25-75 mg per day, taken in divided doses, with the advised target dosage being 75 mg per day. Your doctor will determine the best dosage for you.

Is Doxepinum effective for treating depression?

Yes, Doxepinum is effective for treating depression. Studies have shown that it is an effective treatment for both major depression and generalised anxiety disorder.

Is Doxepinum expensive?

Doxepinum is not typically expensive. Many generic versions of the drug are available, with some versions costing around $4-10 for a 30 day supply.

What type of medication is Doxepinum?

Doxepinum is an antidepressant and anxiolytic medication, also known as a tricyclic antidepressant.

How should I take Doxepinum?

Doxepinum should be taken as directed by your doctor. Different types of Doxepinum may have different instructions, so make sure you follow the instructions on the packaging or that your doctor has given you. Generally, Doxepinum should be taken with food or a glass of water, at least one hour before bedtime.

Can I take other medications with Doxepinum?

It is not recommended to take other medications with Doxepinum unless specifically approved by your doctor. Always check with your doctor before starting any new medications. Some drugs may interact with Doxepinum and increase the risk of side effects.

Is Doxepinum suitable for children?

No, Doxepinum is not suitable for use in children under the age of 18. Talk to your doctor if you think your child may need treatment for depression or anxiety.

What if I miss a dose of Doxepinum?

If you miss a dose of Doxepinum, take it as soon as you remember. However, if it is almost time for the next dose, skip the missed dose and take the usual dose at the usual time.

Can I take Doxepinum while pregnant?

No, Doxepinum should not be taken during pregnancy. It can cause serious side effects in developing fetuses, including breathing problems, withdrawal symptoms, and an increased risk of certain birth defects. Talk to your doctor if you are pregnant or planning to become pregnant.

Can I breastfeed while taking Doxepinum?

No, it is not recommended to breastfeed while taking Doxepinum due to the risks to the baby. Talk to your doctor if you are breastfeeding or planning to breastfeed.

Does Doxepinum cause weight gain?

Yes, Doxepinum can cause weight gain. Other side effects associated with weight gain include drowsiness, dry mouth, constipation, and increased appetite. Your doctor may suggest lifestyle changes to help manage weight gain associated with Doxepinum.

What if I overdose on Doxepinum?

If you suspect an overdose of Doxepinum, seek medical attention immediately. Overdose symptoms can include extreme drowsiness, confusion, muscle weakness, seizures, coma, and even death.

What if I experience suicidal thoughts while taking Doxepinum?

If you experience any thoughts of suicide while taking Doxepinum, contact your doctor right away. Do not stop taking Doxepinum without first speaking to your doctor, as this could make your symptoms worse.

Are there other treatments for depression besides Doxepinum?

Yes, there are several other treatments for depression besides Doxepinum. These can include lifestyle changes, psychotherapy, exercise, and other medications. Talk to your doctor to explore the best treatment options for you.

Can I take Doxepinum for anxiety?

Yes, Doxepinum can be used to treat anxiety. Talk to your doctor to discuss if Doxepinum is the right medication for you.

What other drugs interact with Doxepinum?

Other drugs that may interact with Doxepinum include other antidepressants, certain pain medications, antihistamines, antibiotics, antifungals, and blood pressure medications. Make sure to tell your doctor about all medications that you are taking to avoid dangerous drug interactions.

Is Doxepinum superior to other antidepressants?

No, Doxepinum is not necessarily superior to other antidepressants. Different antidepressants work differently for different people, so it is important to work with your doctor to find the best medication for you.

Can Doxepinum improve mood swings?

Yes, Doxepinum can help improve mood swings. It works to balance the levels of neurotransmitters in the brain, which helps stabilize moods and reduce symptoms such as anxiety and depression.

Can Doxepinum be used to treat chronic pain?

Yes, Doxepinum may be effective in treating chronic pain. Doxepinum can help relieve pain by acting on both the central nervous system and the peripheral nervous system.

Does Doxepinum cause hair loss?

Hair loss is a rare side effect of Doxepinum. If you experience hair loss while taking Doxepinum, talk to your doctor. Your doctor can prescribe a different medication if necessary.

Can Doxepinum cause insomnia?

Insomnia is a rare side effect of Doxepinum. If you experience insomnia while taking Doxepinum, talk to your doctor. Your doctor can change your dose or switch you to a different medication.

Does Doxepinum interact with alcohol?

Yes, alcohol can interact with Doxepinum and increase the risk of drowsiness, dizziness, confusion, decreased coordination, and other side effects. It is usually not recommended to drink alcohol while taking Doxepinum.

Is there an adverse effect of combining Doxepinum and caffeine?

There have been no reported adverse effects of combining Doxepinum and caffeine. However, it is important to talk to your doctor about any medications or supplements you are thinking of taking while on Doxepinum.

Can I take an antihistamine with Doxepinum?

Yes, you can take an antihistamine with Doxepinum. However, you should discuss this with your doctor, as using certain antihistamines with Doxepinum may increase the risk of side effects.

Is Doxepinum good for treating bipolar disorder?

Doxepinum is not usually used to treat bipolar disorder, as it is mainly used to treat depression and anxiety. Talk to your doctor about the best treatment options for your particular condition.

Is Doxepinum safe for long-term use?

Yes, Doxepinum is considered safe for long-term use when taken as directed by your doctor. However, it is important to talk to your doctor before taking Doxepinum for a long period of time.

What if I have a known allergy to tricyclic antidepressants?

If you have a known allergy to tricyclic antidepressants, you should not take Doxepinum. Talk to your doctor before taking any new medications to make sure they are safe for you.

What are the withdrawal symptoms of Doxepinum?

Common withdrawal symptoms of Doxepinum include nausea, vomiting, dizziness, headache, anxiety, insomnia, and irritability. It is important to talk to your doctor before stopping Doxepinum, as sudden discontinuation can cause serious side effects.

Is Doxepinum used to treat post-traumatic stress disorder (PTSD)?

Yes, Doxepinum is sometimes used to treat post-traumatic stress disorder (PTSD). However, it is not approved by the FDA for this condition. Talk to your doctor about the best treatment for your particular condition.