Do NOT use Seroflo Inhaler if:
you are allergic to any ingredient in Seroflo Inhaler or to milk proteins you are having an asthma attack (eg, sudden, severe onset or worsening of asthma symptoms such as chest tightness, cough, shortness of breath, wheezing)
you are using another type of long-acting inhaled bronchodilator (eg, formoterol inhalation powder, salmeterol inhalation powder)
you are taking an azole antifungal (eg, ketoconazole), certain HIV protease inhibitors (eg, ritonavir), a macrolide antibiotic (eg, clarithromycin), nefazodone, or telithromycin
Contact your doctor or health care provider right away if any of these apply to you.
Some medical conditions may interact with Seroflo Inhaler. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
if you are pregnant, planning to become pregnant, or are breast-feeding
if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
if you have allergies to medicines, foods, or other substances
if you are taking a monoamine oxidase inhibitor (MAOI) (eg, phenelzine) or tricyclic antidepressant (eg, amitriptyline), or if you have taken either of these medicines within the last 14 days
if you have high blood acid levels (eg, ketoacidosis) or a history of diabetes, glaucoma, or increased pressure in the eye, heart problems (eg, fast or irregular heartbeat, heart blood vessel problems), high blood pressure, nervous system problems, liver problems, low blood potassium levels, seizures, thyroid problems, or an adrenal gland tumor
if you are having a COPD flare-up, have recently been to an emergency room for asthma, have a history of frequent hospitalizations for asthma, or have ever had a life-threatening asthma attack
if you have a fungal, bacterial, or parasitic infection; a viral infection (eg, measles, chickenpox, shingles); herpes virus infection of the eye; tuberculosis (TB); a history of a positive TB skin test; or immune system problems; or if you have had a recent vaccination
if you have weak bones (osteoporosis) or have risk factors for osteoporosis (eg, a family history of osteoporosis, tobacco use, long-term use of corticosteroids or certain seizure medicines, limited physical exercise, poor nutrition)
Some MEDICINES MAY INTERACT with Seroflo Inhaler. Tell your health care provider if you are taking any other medicines, especially any of the following:
Diuretics (eg, hydrochlorothiazide, furosemide) or long-acting inhaled bronchodilators (eg, salmeterol inhalation powder, formoterol inhalation powder) because the risk of low blood potassium or irregular heartbeat may be increased
Beta-blockers (eg, propranolol) because they may decrease Seroflo Inhaler effectiveness.
Azole antifungals (eg, ketoconazole), catechol-O-methyltransferase (COMT) inhibitors (eg, entacapone), delavirdine, HIV protease inhibitors (eg, ritonavir), macrolide antibiotics (eg, clarithromycin), MAOIs (eg, phenelzine), nefazodone, short-acting beta-agonist bronchodilators (eg, albuterol), telithromycin, or tricyclic antidepressants (eg, amitriptyline) because they may increase the risk of Seroflo Inhaler' side effects

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Diarrhea; dizziness; headache; mild muscle or bone pain; nausea; nervousness; throat irritation; tremor; vomiting.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue);

behavior changes;

blurred vision or other vision changes;

chest pain;

choking;

fast or irregular heartbeat;

hoarseness;

numbness or tingling in hands or feet;

seizures;

severe muscle weakness, cramps, or spasms;

severe or persistent bone pain;

severe or persistent dizziness or headache;

signs of infection (eg, fever, chills, persistent headache/sore throat, ear pain, increased mucus production or change in mucus color);

swelling or tightness in the throat;

trouble sleeping;

unusual tiredness or weakness;

vaginal odor or discharge;

weight gain;

white patches or sores on the tongue or mouth;

worsening of asthma symptoms (eg, increased wheezing, coughing, chest tightness, shortness of breath). 

More Information

Seroflo Inhaler is to be used only by the patient for whom it is prescribed. Do not share it with other people.