Quikhale SF 250 HFA based Inhaler

Quikhale SF 250 HFA Based Inhaler is a dual-drug inhaler for the management of respiratory disease such as asthma and chronic obstructive pulmonary disease (COPD). Salmeterol and Fluticasone Propionate are present in combination, which work synergistically to increase lung function and control symptoms.

Key Features

How does Quikhale SF 250 HFA work?

• Airway muscle relaxation: Salmeterol, being a long-acting beta2-adrenergic agonist (LABA), relaxes the airway muscles, widens the airways, and makes breathing easier.
• Reducing inflammation: Fluticasone Propionate, a corticosteroid, reduces airway inflammation, inhibiting signs such as wheezing, cough, and breathlessness.

HFA (Hydro fluoroalkane) functions as a propellant in metered-dose inhalers (MDIs) by:

• Producing pressure: HFA is a liquefied gas that generates pressure within the inhaler.
• Atomizing medication: Upon actuating the inhaler, the HFA propellant atomizes the medicine, dividing it into small particles.
• Administering medication: The atomized medicine is then expelled from the inhaler and breathed into the lungs.

How does HFA inhalers function?

• The patient shakes the inhaler to combine the medication and propellant.
• The patient exhales slowly, then inserts the inhaler into their mouth.
• The patient activates the inhaler, which releases the medication and propellant.
• The patient breathes slowly and deeply, enabling the medication to penetrate the lungs.

Advantages of HFA inhalers:

• Accurate dosing: HFA inhalers provide a consistent and accurate dose of medication.
• Effective delivery: HFA makes drugs deliver deep into the lungs.

HFA inhalers are commonly used to treat respiratory diseases such as asthma and Chronic obstructive pulmonary disease (COPD).

Usage

• Suppress asthma symptoms: Prevent and suppress asthma symptoms, such as wheezing, cough, and breathlessness.
• Control COPD: Control symptoms of chronic obstructive pulmonary disease, such as breathlessness and wheezing.

Dosage

The dose usually prescribed is 2 puffs twice a day, but it can vary based on the severity of the illness and patient needs. It’s important to utilize the dosage as directed by your doctor.

Side Effects

• Headache
• Irritation of the throat
• Hoarseness or voice alteration
• Oral candidiasis (mouth fungal infection)
• Cough
• Musculoskeletal pain
• Tachycardia

Interactions

• Beta-blockers: Can decrease the efficacy of Salmeterol.
• Ketoconazole and other antifungals: Can enhance the levels of Fluticasone Propionate.
• Ritonavir and other HIV protease inhibitors*: Can enhance the levels of Fluticasone Propionate.

Pharmacokinetics

• Absorption: Salmeterol and Fluticasone Propionate get absorbed into the blood after inhalation.
• Distribution: Both drugs are distributed to different areas of the body, and Salmeterol’s volume of distribution is greater.
• Metabolism: Salmeterol is metabolized by CYP3A4 enzyme of the liver, whereas Fluticasone Propionate is metabolized by CYP3A4 enzyme of the liver and by other enzymes.
• Elimination: Both drugs are eliminated from the body via feces and urine.

Precautions

• Rinse your mouth with water after each use to avoid oral candidiasis.
• If you’re diabetic, keep a close eye on your blood sugar levels because Quikhale SF 250 HFA Based Inhaler can impact blood sugar levels.
• Regarding any previous medical conditions like kidney or liver impairment and other medications taken.

Conclusion

Quikhale SF 250 HFA Based Inhaler is a good medication for treating asthma and COPD symptoms. By learning how it functions, using the correct dosage, and being knowledgeable about side effects and interactions, you can safely and effectively use this drug.

References

https://www.ncbi.nlm.nih.gov/books/NBK557453/

https://www.ncbi.nlm.nih.gov/books/NBK542161/

FAQ’s