Duova Rotacaps (Tiotropium Bromide/Formoterol)

Duova Rotacaps are dry‑powder capsules used with a Rotahaler device to help control COPD symptoms (chronic bronchitis and emphysema). They open up your airways and keep them open for hours, so breathing feels less like hard work. In plain words: load a capsule, inhale, and let the combo bronchodilators do their thing. Prescription medicine—use exactly as your doctor advises.

What’s inside each Duova Rotacaps

• Tiotropium bromide (equivalent to tiotropium 18 mcg): a long‑acting muscarinic antagonist (LAMA) that relaxes airway muscles by blocking M3 receptors.
• Formoterol fumarate dihydrate 12 mcg: a long‑acting beta‑agonist (LABA) that quickly and persistently opens the airways.

Together, LAMA + LABA give dual bronchodilation stronger, steadier airflow than either alone.

Who should use it

• Adults with COPD who need maintenance therapy with two bronchodilators
• People not adequately controlled on a single bronchodilator
• Patients who prefer a breath‑activated dry‑powder device (Rotahaler)

Note: Not a rescue treatment. For sudden breathlessness, use your reliever (as prescribed).

Why choose Duova Rotacaps

• Dual action for easier breathing throughout the day
• Quick onset from formoterol; long duration from both actives
• Can reduce COPD flare‑ups and night‑time symptoms with regular use
• Breath‑activated delivery—no need to sync a spray with your inhalation

How to use Duova Rotacaps with a Rotahaler

Step‑by‑step technique

• Sit or stand upright. Exhale fully, away from the device.
• Peel one capsule from the blister just before use (keep the others sealed).
• Open the Rotahaler as directed (usually twist to separate).
• Place the capsule in the chamber (not in the mouthpiece). Do not swallow the capsule.
• Close the device. Hold it horizontally.
• Seal lips around the mouthpiece.
• Inhale quickly and deeply through your mouth until your lungs are full. A soft “rattle” is normal.
• Hold your breath for about 10 seconds, then breathe out gently.
• Open and check the capsule. If powder remains, repeat one more deep inhalation.
• Discard the empty capsule. Keep the device clean and dry—wipe, don’t wash.

Dose and schedule

Your clinician sets the dose. A common plan is 1 Rotacap inhaled twice daily. Stick to your prescription and don’t exceed it.

Missed dose

Take it when you remember if it’s still the same day. If it’s close to your next dose, skip the missed one. Don’t double up.

What to expect

• First few doses: breathing may feel easier within minutes (formoterol’s quick onset).
• Ongoing: more stable control with regular twice‑daily use. If you’re still short of breath, or using your reliever more often, ask for a treatment review.

Side effects

Common (usually mild)

• Dry mouth, throat irritation, hoarseness
• Cough after inhalation
• Headache, dizziness, mild tremor
• Palpitations or slightly faster heartbeat
• Constipation
• Urinary hesitancy (especially in men with prostate issues)

Serious or urgent (seek medical help)

• Sudden worsening of breathing right after inhalation (paradoxical bronchospasm)
• Allergic reaction: rash, swelling, severe dizziness
• Severe eye pain, blurred vision, seeing halos (possible angle‑closure glaucoma)
• Difficulty urinating or painful urination
• Chest pain, very fast or irregular heartbeat

Warnings and precautions

• Not for acute attacks keep a fast‑acting reliever handy.
• Avoid getting powder in your eyes.
• Tell your doctor if you have heart disease, high blood pressure, arrhythmias, hyperthyroidism, diabetes, seizures, glaucoma, enlarged prostate, bladder‑neck obstruction, or severe liver/kidney problems.
• Use in pregnancy/breastfeeding only on medical advice; aim for the lowest effective dose.
• Not usually for children. Use only if a specialist recommends it.

Drug interactions to mention

• Other anticholinergics (risk of extra dry mouth/urinary issues)
• Non‑selective beta‑blockers (may blunt bronchodilation)
• Diuretics, xanthines, or high‑dose steroids (can lower potassium with LABAs)
• MAO inhibitors, tricyclics, or QT‑prolonging drugs (may raise arrhythmia risk)
  Always share your full medication list, including OTC and herbal products.

Storage and pack info

How to store

• Keep Rotacaps in the blister until use; protect from moisture and light.
• Store at room temperature, away from heat and humidity.
• Keep the Rotahaler dry. Replace it periodically (many people swap every few months for best performance).

What’s in each Rotacap

• Tiotropium bromide (equivalent to tiotropium 18 mcg)
• Formoterol fumarate dihydrate 12 mcg

Frequently Asked Questions

1. Is Duova for asthma or COPD?
   Primarily COPD maintenance. Asthma use is specialist‑guided only; it’s not a first‑line asthma controller.
2. Can I use Duova for sudden breathlessness?
   No. Use your quick‑relief medicine as prescribed. If you need it more often, get a review.
3. How fast will it work?
   Formoterol can help within minutes; tiotropium adds sustained bronchodilation over the day.
4. Do I need to rinse after use?
   Rinsing isn’t mandatory like with steroids, but a quick water rinse can reduce throat irritation or dry mouth.
5. Can I swallow the capsule?
   No—inhale the powder via Rotahaler only. Swallowing won’t treat your lungs.
6. What if powder gets in my eyes?
   Rinse right away. If you notice eye pain or blurred vision, seek medical help.