Drugs >  Doxepin
Doxepin
Pronunciation
Brand Names
Foreign Brand Names
Therapeutic Categories
Reasons not to take this medicine
What is this medicine used for?
How does it work?
How is it best taken?
What do I do if I miss a dose?
What are the precautions when taking this medicine?
What are the common side effects of this medicine?
What should I monitor?
Reasons to call healthcare provider immediately
How should I store this medicine?
General statements

Pronunciation
(DOKS e pin)

Brand Names
Sinequan® Oral; Zonalon® Topical Cream

Foreign Brand Names
Apo-Doxepin® (Canada); Novo-Doxepin (Canada); Triadapin® (Canada)

Therapeutic Categories
Antidepressant, Tricyclic (Tertiary Amine); Topical Skin Product

Reasons not to take this medicine

  • If you have an allergy to doxepin or any other part of the medicine. If you are allergic to another medicine used for depression you may also be allergic to this one. Talk with healthcare provider.
  • If you have had a recent heart attack or have difficulty urinating.
  • If you have taken a monoamine oxidase inhibitor (isocarboxazid, phenelzine, selegiline) in the past 14 days.


What is this medicine used for?

  • This medicine is used for the treatment of depression, anxiety disorders, obsessive and compulsive symptoms, panic disorder, eating disorders, and chronic pain conditions.
  • It is also used to prevent migraine headaches and bedwetting in children.
  • The cream is used to treat itching.


How does it work?

  • Doxepin increases chemicals in the brain. Sleep and appetite may improve quickly. Other depressive symptoms may take up to 4-6 weeks to improve. It blocks the cause of the itch.


How is it best taken?

  • Oral:
    • Take with or without food. Take with food if this medicine causes an upset stomach.
    • Do not suddenly stop using this medicine if you have been taking it for a long time. Medicine should be slowly decreased.
    • May take at bedtime if it causes too much drowsiness.
    • A liquid (concentrate) is available if you cannot swallow pills. Those who have feeding tubes can also use the liquid. Flush the feeding tube before and after medicine is given.
  • Skin:
    • Do not take by mouth. For skin only. Keep out of mouth, nose, and eyes (may burn).
    • Use a small amount over the area affected as a light film. Run in gently.
    • Do not put coverings (bandages, dressings, make-up) over the area unless told to do so by healthcare provider.


What do I do if I miss a dose?

  • Oral:
    • Take a missed dose as soon as possible.
    • If it is almost time for the next dose, skip the missed one. Return to your regular schedule.
    • Do not take a double dose or extra doses.
  • Topical:
    • This medicine can be used on an as needed basis.


What are the precautions when taking this medicine?

  • If you are 65 or older, you have more side effects. Feeling sleepy, dizzy, or lightheaded could be dangerous. There are other choices if this medicine is too strong for you.
  • You may not be alert. Avoid driving, doing other tasks or activities until you see how this medicine affects you.
  • Avoid alcohol (includes wine, beer, and liquor) and other medicines and herbs that slow your actions and reactions. This includes sedatives, tranquilizers, mood stabilizers, or pain medicine. Talk with healthcare provider.
  • Make sure to get good dental care. You may have a higher risk for cavities.
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, throat; or any other symptoms involved.
  • Tell healthcare provider if you are pregnant or plan on getting pregnant.
  • Tell healthcare provider if you are breast-feeding.


What are the common side effects of this medicine?

  • Feeling sleepy, lightheaded, or having blurred vision. Avoid driving, doing other tasks or activities that require you to be alert until you see how this medicine affects you.
  • Dizziness is common. Rise slowly over several minutes from sitting or lying position. Be careful climbing stairs.
  • Dry mouth. Frequent mouth care, sucking hard candy, or chewing gum may help.
  • Constipation. More liquids, regular exercise, or a fiber-containing diet may help. Talk with healthcare provider about a stool softener or laxative.
  • Unable to pass urine. Go to the bathroom before taking medicine. Talk with healthcare provider if it becomes a problem.


What should I monitor?

  • Follow up with healthcare provider.


Reasons to call healthcare provider immediately

  • Signs of a life-threatening reaction. These include wheezing; tightness in the chest; fever; itching; bad cough; blue skin color; fits; swelling of face, lips, tongue, or throat.
  • Changes in thinking clearly and logically.
  • Too tired or sleepy.
  • Passing out, fainting, dizziness, or lightheadedness.
  • Any rash.
  • No improvement in condition or feeling worse.


How should I store this medicine?

  • Store in a tight container at room temperature.


General statements

  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, herbal/supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter or natural products (herbs, vitamins).


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