| 单词 | prednisone | |||
| 释义 | prednisoneenUKpred·ni·soneP0517100 (prĕd′nĭ-sōn′,-zōn′)prednisone(ˈprɛdnɪˌsəʊn)pred•ni•sone(ˈprɛd nəˌsoʊn, -ˌzoʊn)n.
prednisoneenUKprednisone(prĕd`nĭsōn): see corticosteroid drugcorticosteroid drug, any one of several synthetic or naturally occurring substances with the general chemical structure of steroids. They are used therapeutically to mimic or augment the effects of the naturally occurring corticosteroids, which are produced in the cortex of the ..... Click the link for more information. . prednisone[′pred·nə‚sōn]prednisoneenUKprednisone[pred´nĭ-sōn]prednisonePharmacologic class: Corticosteroid (intermediate acting) Therapeutic class: Anti-inflammatory, immunosuppressant Pregnancy risk category C ActionDecreases inflammation by reversing increased cell capillary permeability and inhibiting migration of polymorphonuclear leukocytes. Suppresses immune system by reducing lymphatic activity. AvailabilityOral solution: 5 mg/ml, 5 mg/5 ml Syrup: 5 mg/5 ml Tablets: 1 mg, 2.5 mg, 5 mg, 10 mg, 20 mg, 50 mg Indications and dosages➣ Severe inflammation; immunosuppression Adults: Dosage individualized based on diagnosis, severity of condition, and response. Usual dosage is 5 to 60 mg P.O. daily as a single dose or in divided doses. ➣ Acute exacerbation of multiple sclerosis Adults: 200 mg P.O. daily for 1 week, then 80 mg every other day for 1 month ➣ Adjunctive therapy for Pneumocystis jiroveci pneumonia in AIDS patients Adults: 40 mg P.O. b.i.d. for 5 days, then 40 mg once daily for 5 days, then 20 mg once daily for 11 days Contraindications• Hypersensitivity to drug, other corticosteroids, alcohol, bisulfite, or tartrazine (with some products) • Systemic fungal infections • Live-virus vaccines (with immunosuppressant doses) • Active untreated infections (except in selected meningitis patients) PrecautionsUse cautiously in: • diabetes mellitus, glaucoma, renal or hepatic disease, hypothyroidism, cirrhosis, diverticulitis, nonspecific ulcerative colitis, recent intestinal anastomoses, inflammatory bowel disease, thromboembolic disorders, seizures, myasthenia gravis, heart failure, hypertension, osteoporosis, hypothyroidism, ocular herpes simplex, immunosuppression, emotional instability • pregnant or breastfeeding patients • children under age 6. Administration• Give with food or milk to reduce GI upset. • Administer once-daily dose early in morning.  Adverse reactionsCNS: headache, nervousness, depression, euphoria, personality changes, psychosis, vertigo, paresthesia, insomnia, restlessness, seizures, meningitis, increased intracranial pressure CV: hypotension, hypertension, vasculitis, heart failure, thrombophlebitis, thromboembolism, fat embolism, arrhythmias, shock EENT: posterior subcapsular cataracts (especially in children), glaucoma, nasal irritation and congestion, rebound congestion, sneezing, epistaxis, nasopharyngeal and oropharyngeal fungal infections, perforated nasal septum, anosmia, dysphonia, hoarseness, throat irritation (all with long-term use) GI: nausea, vomiting, abdominal distention, rectal bleeding, esophageal candidiasis, dry mouth, esophageal ulcer, pancreatitis, peptic ulcer GU: amenorrhea, irregular menses Hematologic: purpura Metabolic: sodium and fluid retention, hypokalemia, hypocalcemia, hyperglycemia, decreased carbohydrate tolerance, diabetes mellitus, growth retardation (in children), cushingoid effects (with long-term use), hypothalamic-pituitary-adrenal suppression (with systemic use longer than 5 days), adrenal suppression (with high-dose, long-term use) Musculoskeletal: muscle weakness or atrophy, myalgia, myopathy, osteoporosis, aseptic joint necrosis, spontaneous fractures (with long-term use), osteonecrosis, tendon rupture Respiratory: cough, wheezing, bronchospasm Skin: rash, pruritus, contact dermatitis, acne, striae, poor wound healing, hirsutism, thin fragile skin, petechiae, bruising, subcutaneous fat atrophy, urticaria, angioedema Other: bad taste, increased or decreased appetite, weight gain (with long-term use), facial edema, aggravation or masking of infections, hypersensitivity reaction InteractionsDrug-drug. Amphotericin B, mezlocillin, piperacillin, thiazide and loop diuretics, ticarcillin: additive hypokalemia Aspirin, other nonsteroidal anti-inflammatory drugs: increased risk of GI discomfort and bleeding Cardiac glycosides: increased risk of digitalis toxicity due to hypokalemia Cyclosporine: therapeutic benefits in organ transplant recipients, but with increased risk of toxicity Erythromycin, indinavir, itraconazole, ketoconazole, ritonavir, saquinavir: increased prednisone blood level and effects Hormonal contraceptives: impaired metabolism and increased effects of prednisone Isoniazid: decreased isoniazid blood level Live-virus vaccines: decreased antibody response to vaccine, increase risk of adverse effects Oral anticoagulants: reduced anticoagulant requirements, opposition to anticoagulant action Phenobarbital, phenytoin, rifampin: decreased prednisone efficacy Salicylates: reduced salicylate blood level Somatrem: inhibition of somatrem's growth-promoting effects Theophylline: altered pharmacologic effects of either drug Drug-diagnostic tests. Calcium, potassium, thyroid 131I uptake, thyroxine, triiodothyronine: decreased levels Cholesterol, glucose: increased levels Nitroblue tetrazolium test for bacterial infection: false-negative result Drug-herbs. Alfalfa: activation of quiescent systemic lupus erythematosus Echinacea: increased immune-stimulating effects Ephedra (ma huang): decreased drug blood level Ginseng: potentiation of immunomodulating effect Licorice: prolonged drug activity Drug-behaviors. Alcohol use: increased risk of gastric irritation and GI ulcers Patient monitoring• Monitor weight, blood pressure, and electrolyte levels. • Watch for cushingoid effects (moon face, central obesity, buffalo hump, hair thinning, high blood pressure, frequent infections). See Check for signs and symptoms of depression and psychosis. • Assess blood glucose level carefully in diabetic patient. • Monitor patient for signs and symptoms of infection, which drug may mask or exacerbate. See Assess for early indications of adrenal insufficiency (fatigue, weakness, joint pain, fever, appetite loss, shortness of breath, dizziness, syncope). • Monitor musculoskeletal status for joint, tendon, and muscle pain. Patient teaching• Tell patient to take with food or milk to reduce GI upset. See Teach patient to recognize and immediately report signs and symptoms of early adrenal insufficiency and cushingoid effects. See Inform patient that drug increases his risk of infection. Instruct him to contact prescriber at first sign of infection. See Caution patient not to stop drug suddenly. Advise him to discuss any changes in therapy with prescriber. See Tell patient to immediately report bleeding or joint, muscle, tendon, or abdominal pain. See Advise patient or significant other to immediately report depression or psychosis. • Caution patient not to take herbs or over-the-counter drugs during therapy. • Instruct patient to avoid vaccinations during therapy. Tell him that others in household shouldn't receive oral polio vaccine because they could pass poliovirus to him. • Tell patient he may need higher dosage during periods of stress. Encourage him to wear or carry medical identification stating this. • As appropriate, review all other significant and life-threatening adverse reactions and interactions, especially those related to the drugs, tests, herbs, and behaviors mentioned above. pred·ni·sone(pred'ni-sōn),prednisone(prĕd′nĭ-sōn′,-zōn′)ABDICA "salvage" chemotherapy regimen used for patients who have a disease—e.g., lymphoma—relapse after radiation therapy or chemotherapy.pred·ni·sone(pred) (pred'ni-sōn)prednisoneA synthetic corticosteroid drug used to reduce inflammation and relieve symptoms in rheumatoid arthritis, ulcerative colitis and many other conditions. A brand name is Decortisyl.Prednisonepred·ni·sone(pred'ni-sōn)prednisoneenUK
Synonyms for prednisone
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