Duova inhaler information

What is Duova?

Duova Inhaler is used for Wheezing And Trouble Breathing, Asthma, Chronic Obstructive Pulmonary Disease, Chronic Bronchitis, Emphysema, Lung Disease and other conditions.

Duova Inhaler contains Formoterol Fumerate, and Tiotropium Bromide as active ingredients.

Duova Inhaler works by relaxing muscles and opening air passages; opening the airways of the lungs;

Duova Inhaler Uses

Duova Inhaler is used for the treatment, control, prevention, & improvement of the following diseases, conditions and symptoms:

Wheezing And Trouble Breathing


Duova Inhaler Working, Mechanism of Action and Pharmacology

Duova Inhaler improves the patient’s condition by performing the following functions:

Relaxing muscles and opening air passages.

Opening the airways of the lungs.

Duova Inhaler – Composition and Active Ingredients

Duova Inhaler is composed of the following active ingredients (salts)

Formoterol Fumerate (12 MCG)

Tiotropium Bromide (9 MCG)

Duova Inhaler – Side-effects

The following is a list of possible side-effects that may occur from all constituting ingredients of Duova Inhaler. This is not a comprehensive list. These side-effects are possible, but do not always occur. Some of the side-effects may be rare but serious. Consult your doctor if you observe any of the following side-effects, especially if they do not go away.

  • Dizziness
  • Dry Mouth
  • Headache
  • Mild Sore Throat
  • Nausea
  • Nervousness

Duova Inhaler – Precautions & How to Use

Before using this drug, inform your doctor about your current list of medications, over the counter products (e.g. vitamins, herbal supplements, etc.), allergies, pre-existing diseases, and current health conditions (e.g. pregnancy, upcoming surgery, etc.). Some health conditions may make you more susceptible to the side-effects of the drug. Take as directed by your doctor or follow the direction printed on the product insert. Dosage is based on your condition. Tell your doctor if your condition persists or worsens. Important counseling points are listed below.

Consult your doctor if suffering from increased eyeball pressure, prostate problems, difficulty passing urine, kidney diseases

Consult your doctor if suffering from narrow angle glaucoma, prostatic hyperplasia, bladder neck obstruction or renal impairment

Do not allow the inhalation powder from capsule to enter your eyes

Do not use this drug to treat a sudden attack of breathlessness in asthma or chronic obstructive pulmonary disorder

  • Heart problem
  • High blood pressure

Duova Inhaler – Drug Interactions

If you use other drugs or over the counter products at the same time, the effects of Duova Inhaler may change. This may increase your risk for side-effects or cause your drug not to work properly. Tell your doctor about all the drugs, vitamins, and herbal supplements you are using, so that you doctor can help you prevent or manage drug interactions. Duova Inhaler may interact with the following drugs and products:

  • Amitriptyline
  • Furosemide
  • Hydrochlorothiazide
  • Phenelzine
  • Potassium chloride
  • Pramlintide

Duova Inhaler – Contraindications

Hypersensitivity to Duova Inhaler is a contraindication. In addition, Duova Inhaler should not be used if you have the following conditions:

  • Allergic to it or any ingredient
  • Asthma attack
  • Blockage of urinary bladder
  • Breastfeeding
  • Cannot empty bladder
  • Closed angle glaucoma

Missing a dose

In case you miss a dose, use it as soon as you notice. If it is close to the time of your next dose, skip the missed dose and resume your dosing schedule. Do not use extra dose to make up for a missed dose. If you are regularly missing doses, consider setting an alarm or asking a family member to remind you. Please consult your doctor to discuss changes in your dosing schedule or a new schedule to make up for missed doses, if you have missed too many doses recently.

Overdosage of Duova Inhaler

Do not use more than prescribed dose. Taking more medication will not improve your symptoms; rather they may cause poisoning or serious side-effects. If you suspect that you or anyone else who may have overdosed of Duova Inhaler, please go to the emergency department of the closest hospital or nursing home. Bring a medicine box, container, or label with you to help doctors with necessary information.

Do not give your medicines to other people even if you know that they have the same condition or it seems that they may have similar conditions. This may lead to overdosage.

Please consult your physician or pharmacist or product package for more information.

Storage of Duova Inhaler

Store medicines at room temperature, away from heat and direct light. Do not freeze medicines unless required by package insert. Keep medicines away from children and pets.

Do not flush medications down the toilet or pour them into drainage unless instructed to do so. Medication discarded in this manner may contaminate the environment. Please consult your pharmacist or doctor for more details on how to safely discard Duova Inhaler.

Expired Duova Inhaler

Taking a single dose of expired Duova Inhaler is unlikely to produce an adverse event. However, please discuss with your primary health provider or pharmacist for proper advice or if you feel unwell or sick. Expired drug may become ineffective in treating your prescribed conditions. To be on the safe side, it is important not to use expired drug. If you have a chronic illness that requires taking medicine constantly such as heart condition, seizures, and life-threatening allergies, you are much safer keeping in touch with your primary health care provider so that you can have a fresh supply of unexpired medications.


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