Roflumilast (Tablet)
Generic Details
Generic Name
Roflumilast Tablet
Other Names
- Daliresp
Drug Class
- Phosphodiesterase-4 (PDE4) inhibitor
Chemical Formula
C17H14Cl2F2O3
Molecular Weight
403.20 g/mol
Mechanism of Action
- Inhibition of PDE4 leading to decreased inflammation in the lungs
Indications
- Treatment of severe chronic obstructive pulmonary disease (COPD)
Common Dosage Forms
- Oral tablet
Typical Dosage
- 500 mcg once daily
Pediatric Dosage
Geriatric Dosage
Side Effects
- Diarrhea
- Nausea
- Headache
- Weight loss
- Insomnia
Contraindications
- Hypersensitivity to roflumilast or any components of the tablet
Pregnancy Category
- Category C - Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans
Lactation Safety
- Not recommended
Drug Interactions
- Strong CYP3A4 inhibitors
- Theophylline
Overdose Symptoms
Antidote for Overdose
Storage Conditions
- Store at room temperature away from moisture and heat
Pharmacokinetics
- Absorption: Rapidly absorbed after oral administration
- Distribution: Highly protein-bound
- Metabolism: Metabolized in the liver mainly by CYP1A2 and CYP3A4 enzymes
- Excretion: Mainly excreted in the feces
Precautions
- Monitor for neuropsychiatric events such as mood changes or suicidal thoughts
Warnings
- Not indicated for the treatment of acute bronchospasm
Others
- Avoid grapefruit and grapefruit juice while taking roflumilast due to potential drug interactions