Doxepin

Doxepin is a medication that belongs to the class of tricyclic antidepressants. It is commonly used to help manage certain mental health conditions and sleep disorders.

This medication can help improve mood, relieve anxiety, and promote better sleep patterns.

Information about Doxepin

Doxepin Uses

Doxepin is typically prescribed for various mental health and sleep-related conditions. It helps in managing symptoms effectively.

Depression
Anxiety disorders
Chronic hives (urticaria)
Insomnia
Itching due to eczema

How Doxepin Works

Doxepin works by affecting the balance of certain natural chemicals (neurotransmitters) in the brain. It primarily increases the levels of serotonin and norepinephrine.

This action helps improve mood, reduce anxiety, and can also aid in sleep regulation.

By blocking histamine receptors, it can also help relieve itching and promote sedation.

Common side effects of Doxepin

Not everyone experiences side effects with Doxepin, and many side effects are mild and temporary. However, it’s important to be aware of them.

Drowsiness
Dry mouth
Constipation
Blurred vision
Weight gain
Dizziness
Increased sweating

If you experience serious or persistent symptoms, it’s important to contact your doctor.

CONTENT DETAILS

Written By

Douglas C. Goldberg, MD

Reviewed By

Philip Schein, MD

Last updated

28 Nov 2025 | 03:00 PM (UTC)

Medicine brands for Doxepin

Sinequan
Dosage: 10mg, 25mg, 75mg
from $42.0015 variant(s)

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Expert advice for Doxepin

Monitor your symptoms and report any significant changes to your doctor.
Avoid consuming alcohol while taking Doxepin, as it may increase drowsiness.
Do not drive or operate heavy machinery until you know how Doxepin affects you.
Inform your doctor of all medications and supplements you are taking to avoid interactions.
Avoid using Doxepin if you have untreated narrow-angle glaucoma or urinary retention.

Always consult your doctor for personalized medical advice and before making any changes to your medication routine.

Frequently Asked Questions

What is Doxepin used for?

Doxepin is used to treat depression, anxiety disorders, chronic hives, insomnia, and itching due to eczema.

How long does it take for Doxepin to work?

The effects of Doxepin on mood and anxiety may take a few weeks to become noticeable. For sleep issues, improvement might be seen sooner.

Can I drink alcohol while taking Doxepin?

It is advisable to avoid alcohol while taking Doxepin, as it can increase drowsiness and dizziness.

Are there any foods or drinks I should avoid while taking Doxepin?

While there are no specific foods to avoid, it’s best to discuss your diet with your doctor, especially if you consume alcohol or caffeinated products.

Can Doxepin cause weight gain?

Weight gain is a possible side effect of Doxepin. Maintaining a balanced diet and regular exercise can help manage this effect.