Clinical Pharmacology Details


FELODIPINE


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Indications & Dose:

Prophylaxis of angina



Adult: Initially 5 mg once daily; increased if necessary to 10 mg once daily, to be taken in the morning


Elderly: Initially 2.5 mg once daily; increased if necessary to 10 mg once daily, to be taken in the morning


Hypertension



Adult: Initially 5 mg once daily; usual maintenance 5–10 mg once daily, to be taken in the morning, doses above 20 mg daily rarely needed


Elderly: Initially 2.5 mg daily; usual maintenance 5–10 mg once daily, to be taken in the morning, doses above 20 mg daily rarely needed 

Contraindications:

Hypersensitivity to any ingredient of the preparation. Aortic stenosis, avoid within 1 month of myocardial infarction.Pregnancy, breast-feeding.


 

Side Effects:

CNS: Anxiety, depression, dizziness, fatigue, headache, insomnia, light headedness, tinnitus


CV: Edema, hypotension, Ml, palpitations, pulmonary edema, tachycardia, syncope


EENT: Cough; epistaxis, nasal congestion


GI: Gastric upset, gingival hyperplasia


GU: Nocturia, polyuria


HEME: Anemia 


RESP: Shortness of breath, wheezing SKIN: Pruritus, rash


MISC: Flushing, sexual difficulties


 


 

Cautions:

Precautions:

Hypotension (<90 mm Hg systolic), hepatic injury, children, renal disease, elderly

Interaction:

Drugs 


Barbiturates: Decreased felodipine bioBrands Available with Cost


Digitalis glycosides: Increased digitalis levels; increased risk of toxicity 


Erythromycin: Increased felodipine concentrations


Fentanyl: Severe hypotension or increased fluid volume requirements


Grapefruit juice: Inhibits felodipine metabolism; 200% increase in AUC


Histamine. H2 antagonists: Increased bioBrands Available with Cost of felodipine


Hydantoins: Serum felodipine level may be decreased


Propranolol: Enhanced hypotension, increased propranolol concentrations


 

Warnings:

Adverse Effects:

Lactations:

Special Precautions:

Counselling:

Side Effects Or Adverse Reactions:

Patient And Carer Advice: