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Nursing Drug Reference & Checker

FDA labels · Drug interactions · Beers Criteria · NIOSH 2024 · RxNorm · v3.0.0

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💊 PRAVASTATIN SODIUM

ORAL FDA Label
Quick reference
RouteORAL
ManufacturerBryant Ranch Prepack
SourceFDA Label
✅ Indications & Usage

1 INDICATIONS AND USAGE Therapy with lipid-altering agents should be only one component of multiple risk factor intervention in individuals at significantly increased risk for atherosclerotic vascular disease due to hypercholesterolemia. Drug therapy is indicated as an adjunct to diet when the response to a diet restricted in saturated fat and cholesterol and other nonpharmacologic measures alone has been inadequate. Pravastatin Sodium is an HMG-CoA reductase inhibitor (statin) indicated as an adjunctive therapy to diet to: Reduce the risk of MI, revascularization, and cardiovascular mortality in hypercholesterolemic patients without clinically evident CHD. (1.1) Reduce the risk of total mortality by reducing coronary death, MI, revascularization, stroke/TIA, and the progression of coronary atherosclerosis in patients with clinically evident CHD. (1.1) Reduce elevated Total-C, LDL-C, ApoB, and TG levels and to increase HDL­ C in patients with primary hypercholesterolemia and mixed dyslipidemia. (1.2) Reduce elevated serum TG levels in patients with hypertriglyceridemia. (1.2) Treat patients with primary dysbetalipoproteinemia who are not responding to diet. (1.2) Treat children and adolescent patients ages 8 years and older with heterozygous familial hypercholesterolemia after failing an adequate trial of diet therapy. (1.2) Limitations of use: Pravastatin sodium has not been studied in Fredrickson Types I and V dyslipidemias. (1.3)

1.1 Prevention of Cardiovascular Disease In hypercholesterolemic patients without clinically evident coronary heart disease (CHD), Pravastatin Sodium is indicated to: reduce the risk of myocardial infarction (MI). reduce the risk of undergoing myocardial revascularization procedures. reduce the risk of cardiovascular mortality with no increase in death from non-cardiovascular causes. In patients with clinically evident CHD, Pravastatin Sodium is indicated to: reduce the risk of total mortality by reducing coronary death. reduce the risk... [See full FDA label]

💉 Dosage & Administration

2 DOSAGE AND ADMINISTRATION Adults: the recommended starting dose is 40 mg once daily. Use 80 mg dose only for patients not reaching LDL-C goal with 40 mg. (2.2) Significant renal impairment: the recommended starting dose is pravastatin 10 mg once daily. (2.3) Children (ages 8 to 13 years, inclusive): the recommended starting dose is 20 mg once daily. (2.4) Adolescents (ages 14 to 18 years): the recommended starting dose is 40 mg once daily. (2.4)

2.1 General Dosing Information The patient should be placed on a standard cholesterol-lowering diet before receiving Pravastatin Sodium and should continue on this diet during treatment with Pravastatin Sodium [see NCEP Treatment Guidelines for details on dietary therapy].

2.2 Adult Patients The recommended starting dose is 40 mg once daily. If a daily dose of 40 mg does not achieve desired cholesterol levels, 80 mg once daily is recommended. Pravastatin Sodium can be administered orally as a single dose at any time of the day, with or without food. Since the maximal effect of a given dose is seen within 4 weeks, periodic lipid determinations should be performed at this time and dosage adjusted according to the patient’s response to therapy and established treatment guidelines.

2.3 Patients with Renal Impairment In patients with severe renal impairment, a starting dose of 10 mg pravastatin daily is recommended.

2.4 Pediatric Patients Children (Ages 8 to 13 Years, Inclusive) The recommended dose is 20 mg once daily in children 8 to 13 years of age. Doses greater than 20 mg have not been studied in this patient population. Adolescents (Ages 14 to 18 Years) The recommended starting dose is 40 mg once daily in adolescents 14 to 18 years of age. Doses greater than 40 mg have not been studied in this patient population. Children and adolescents treated with pravastatin should be reevaluated in adulthood and appropriate changes made to their cholesterol-lowering regimen to achieve adult goals for LDL-C [see Indications and Usag... [See full FDA label]

🚫 Contraindications

4 CONTRAINDICATIONS Hypersensitivity to any component of this medication. (4.1, 6.2, 11) Active liver disease or unexplained, persistent elevations of serum transaminases. (4.2, 5.3 ) Pregnancy (4.3, 8.1, 8.3) Lactation (4.4, 8.2)

4.1 Hypersensitivity Hypersensitivity to any component of this medication.

4.2 Liver Active liver disease or unexplained, persistent elevations of serum transaminases [see Warnings and Precautions (5.3) ].

4.3 Pregnancy Atherosclerosis is a chronic process and discontinuation of lipid-lowering drugs during pregnancy should have little impact on the outcome of long-term therapy of primary hypercholesterolemia. Cholesterol and other products of cholesterol biosynthesis are essential components for fetal development (including synthesis of steroids and cell membranes). Since statins decrease cholesterol synthesis and possibly the synthesis of other biologically active substances derived from cholesterol, they are contraindicated during pregnancy and in nursing mothers. PRAVASTATIN SHOULD BE ADMINISTERED TO WOMEN OF CHILDBEARING AGE ONLY WHEN SUCH PATIENTS ARE HIGHLY UNLIKELY TO CONCEIVE AND HAVE BEEN INFORMED OF THE POTENTIAL HAZARDS. If the patient becomes pregnant while taking this class of drug, therapy should be discontinued immediately and the patient apprised of the potential hazard to the fetus [see Use in Specific Populations (8.1, 8.3) ].

4.4 Lactation Pravastatin is present in human milk. Because statins have the potential for serious adverse reactions in nursing infants, women who require Pravastatin Sodium treatment should not breastfeed their infants [see Use in Specific Populations (8.2) ].

⚠️ Warnings & Precautions

5 WARNINGS AND PRECAUTIONS Skeletal muscle effects (e.g., myopathy and rhabdomyolysis): predisposing factors include advanced age (≥65), uncontrolled hypothyroidism, and renal impairment. Patients should be advised to promptly report to their physician any unexplained and/or persistent muscle pain, tenderness, or weakness. Pravastatin therapy should be discontinued if myopathy is diagnosed or suspected. (5.1, 8.5) Immune-Mediated Necrotizing Myopathy (IMNM): There have been rare reports of IMNM, an autoimmune myopathy, associated with statin use. IMNM is characterized by: proximal muscle weakness and elevated serum creatine kinase, which persist despite discontinuation of statin treatment, positive anti-HMG CoA reductase antibody, muscle biopsy showing necrotizing myopathy and improvement with immunosuppressive agents ( 5.2 ). Liver enzyme abnormalities: persistent elevations in hepatic transaminases can occur. Check liver enzyme tests before initiating therapy and as clinically indicated thereafter. ( 5.3 )

5.1 Skeletal Muscle Rare cases of rhabdomyolysis with acute renal failure secondary to myoglobinuria have been reported with pravastatin and other drugs in this class. A history of renal impairment may be a risk factor for the development of rhabdomyolysis. Such patients merit closer monitoring for skeletal muscle effects. Uncomplicated myalgia has also been reported in pravastatin-treated patients [see Adverse Reactions (6) ]. Myopathy, defined as muscle aching or muscle weakness in conjunction with increases in creatine phosphokinase (CPK) values to greater than 10 times the ULN, was rare (<0.1%) in pravastatin clinical trials. Myopathy should be considered in any patient with diffuse myalgias, muscle tenderness or weakness, and/or marked elevation of CPK. Predisposing factors include advanced age (65), uncontrolled hypothyroidism, and renal impairment. All patients should be advised to promptly report to their physician unexplained muscle pain, tendernes... [See full FDA label]

🔴 Adverse Reactions

6 ADVERSE REACTIONS Pravastatin is generally well tolerated; adverse reactions have usually been mild and transient. In 4-month-long placebo-controlled trials, 1.7% of pravastatin-treated patients and 1.2% of placebo-treated patients were discontinued from treatment because of adverse experiences attributed to study drug therapy; this difference was not statistically significant. In short-term clinical trials, the most commonly reported adverse reactions (≥2% and > placebo) regardless of causality were: musculoskeletal pain, nausea/vomiting, upper respiratory infection, diarrhea, and headache. (6.1) To report SUSPECTED ADVERSE REACTIONS, contact Biocon Pharma Inc. at 1-866-924-6266 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

6.1 Adverse Clinical Events Short-Term Controlled Trials In the Pravastatin Sodium placebo-controlled clinical trials database of 1313 patients (age range 20-76 years, 32.4% women, 93.5% Caucasians, 5% Blacks, 0.9% Hispanics, 0.4% Asians, 0.2% Others) with a median treatment duration of 14 weeks, 3.3% of patients on Pravastatin Sodium and 1.2% patients on placebo discontinued due to adverse events regardless of causality. The most common adverse reactions that led to treatment discontinuation and occurred at an incidence greater than placebo were: liver function test increased, nausea, anxiety/depression, and dizziness. All adverse clinical events (regardless of causality) reported in ≥2% of pravastatin-treated patients in placebo-controlled trials of up to 8 months duration are identified in Table 1: Table 1: Adverse Events in ≥2% of Patients Treated with Pravastatin 5 to 40 mg and at an Incidence Greater Than Placebo in Short-Term Placebo-Controlled Trials (% of patients) Body System/Event 5 mg N=100 10 mg N=153 20 mg N=478 40 mg N=171 Any Dose N=902 Placebo N=411 Cardiovascular Angina Pectoris 5.0 4.6 4.8 3.5 4.5

3.4 Dermatologic Rash 3.0 2.6 6.7 1.2 4.5

1.4 Gastrointestinal Nausea/Vomiting Diarrhea Flatulence Dyspepsia/Heartburn ... [See full FDA label]

💊 Drug Interactions

7 DRUG INTERACTIONS For the concurrent therapy of either cyclosporine, fibrates, niacin (nicotinic acid), or erythromycin, the risk of myopathy increases [see Warnings and Precautions (5.1) and Clinical Pharmacology (12.3) ]. Concomitant lipid-lowering therapies: use with fibrates or lipid-modifying doses (≥1 g/day) of niacin increases the risk of adverse skeletal muscle effects. Caution should be used when prescribing with Pravastatin Sodium. (7) Cyclosporine: combination increases exposure. Limit pravastatin to 20 mg once daily. (2.6, 7.1) Clarithromycin: combination increases exposure. Limit pravastatin to 40 mg once daily. (2.7, 7.2)

7.1 Cyclosporine The risk of myopathy/rhabdomyolysis is increased with concomitant administration of cyclosporine. Limit pravastatin to 20 mg once daily for concomitant use with cyclosporine [see Dosage and Administration (2.6) , Warnings and Precautions (5.1) , and Clinical Pharmacology (12.3) ].

7.2 Clarithromycin and Other Macrolide Antibiotics The risk of myopathy/rhabdomyolysis is increased with concomitant administration of clarithromycin. Limit pravastatin to 40 mg once daily for concomitant use with clarithromycin [see Dosage and Administration (2.7) , Warnings and Precautions (5.1) , and Clinical Pharmacology (12.3) ]. Other macrolides (e.g., erythromycin and azithromycin) have the potential to increase statin exposures while used in combination. Pravastatin should be used cautiously with macrolide antibiotics due to a potential increased risk of myopathies.

7.3 Colchicine The risk of myopathy/rhabdomyolysis is increased with concomitant administration of colchicine [see Warnings and Precautions (5.1) ].

7.4 Gemfibrozil Due to an increased risk of myopathy/rhabdomyolysis when HMG-CoA reductase inhibitors are coadministered with gemfibrozil, concomitant administration of Pravastatin Sodium with gemfibrozil should be avoided [see Warnings and Precautions (5.1) ].

7.5 Other Fibrates Because it is known that the risk of myopa... [See full FDA label]

🤰 Pregnancy

8.1 Pregnancy Risk Summary Pravastatin Sodium is contraindicated for use in pregnant woman because of the potential for fetal harm. As safety in pregnant women has not been established and there is no apparent benefit to therapy with Pravastatin Sodium during pregnancy, Pravastatin Sodium should be immediately discontinued as soon as pregnancy is recognized [see Contraindications (4.3) ]. Limited published data on the use of Pravastatin Sodium in pregnant women are insufficient to determine a drug-associated risk of major congenital malformations or miscarriage. In animal reproduction studies, no evidence of fetal malformations was seen in rabbits or rats exposed to 10 times to 120 times, respectively, the maximum recommended human dose (MRHD) of 80 mg/day. Fetal skeletal abnormalities, offspring mortality, and developmental delays occurred when pregnant rats were administered 10 times to 12 times the MRHD during organogenesis to parturition [see Data ]. Advise pregnant women of the potential risk to a fetus. The estimated background risk of major birth defects and miscarriage for the indicated population is unknown. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2-4% and 15-20%, respectively. Data Human Data Limited published data on pravastatin have not shown an increased risk of major congenital malformations or miscarriage. Rare reports of congenital anomalies have been received following intrauterine exposure to other statins. In a review 2 of approximately 100 prospectively followed pregnancies in women exposed to simvastatin or lovastatin, the incidences of congenital anomalies, spontaneous abortions, and fetal deaths/stillbirths did not exceed what would be expected in the general population. The number of cases is adequate to exclude a ≥3 to 4-fold increase in congenital anomalies over the background incidence. In 89% of the prospectively followed pregnancies, dr... [See full FDA label]

👶 Pediatric Use

8.4 Pediatric Use The safety and effectiveness of Pravastatin Sodium in children and adolescents from 8 to 18 years of age have been evaluated in a placebo-controlled study of 2 years duration. Patients treated with pravastatin had an adverse experience profile generally similar to that of patients treated with placebo with influenza and headache commonly reported in both treatment groups. [See Adverse Reactions (6.4) .] Doses greater than 40 mg have not been studied in this population. Children and adolescent females of childbearing potential should be counseled on appropriate contraceptive methods while on pravastatin therapy [see Contraindications (4.3) and Use in Specific Populations (8.1) ]. For dosing information [see Dosage and Administration (2.4) ]. Double-blind, placebo-controlled pravastatin studies in children less than 8 years of age have not been conducted.

👴 Geriatric Use

8.5 Geriatric Use Two secondary prevention trials with pravastatin (CARE and LIPID) included a total of 6593 subjects treated with pravastatin 40 mg for periods ranging up to 6 years. Across these 2 studies, 36.1% of pravastatin subjects were aged 65 and older and 0.8% were aged 75 and older. The beneficial effect of pravastatin in elderly subjects in reducing cardiovascular events and in modifying lipid profiles was similar to that seen in younger subjects. The adverse event profile in the elderly was similar to that in the overall population. Other reported clinical experience has not identified differences in responses to pravastatin between elderly and younger patients. Mean pravastatin AUCs are slightly (25%-50%) higher in elderly subjects than in healthy young subjects, but mean maximum plasma concentration (C max ), time to maximum plasma concentration (T max ), and half-life (t 1/2 ) values are similar in both age groups and substantial accumulation of pravastatin would not be expected in the elderly [see Clinical Pharmacology (12.3) ]. Since advanced age (≥65 years) is a predisposing factor for myopathy, Pravastatin Sodium should be prescribed with caution in the elderly [see Warnings and Precautions (5.1) and Clinical Pharmacology (12.3) ].

🔬 Mechanism of Action

12.1 Mechanism of Action Pravastatin is a reversible inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase, the enzyme that catalyzes the conversion of HMG-CoA to mevalonate, an early and rate limiting step in the biosynthetic pathway for cholesterol. In addition, pravastatin reduces VLDL and TG and increases HDL-C.

📊 Pharmacokinetics

12.3 Pharmacokinetics General Absorption: Pravastatin Sodium is administered orally in the active form. In studies in man, peak plasma pravastatin concentrations occurred 1 to 1.5 hours upon oral administration. Based on urinary recovery of total radiolabeled drug, the average oral absorption of pravastatin is 34% and absolute bioavailability is 17%. While the presence of food in the gastrointestinal tract reduces systemic bioavailability, the lipid-lowering effects of the drug are similar whether taken with or 1 hour prior to meals. Pravastatin plasma concentrations, including area under the concentration-time curve (AUC), C max , and steady-state minimum (C min ), are directly proportional to administered dose. Systemic bioavailability of pravastatin administered following a bedtime dose was decreased 60% compared to that following an AM dose. Despite this decrease in systemic bioavailability, the efficacy of pravastatin administered once daily in the evening, although not statistically significant, was marginally more effective than that after a morning dose. The coefficient of variation (CV), based on between-subject variability, was 50% to 60% for AUC. The geometric means of pravastatin C max and AUC following a 20 mg dose in the fasted state were 26.5 ng/mL and 59.8 ng*hr/mL, respectively. Steady-state AUCs, C max , and C min plasma concentrations showed no evidence of pravastatin accumulation following once or twice daily administration of Pravastatin Sodium tablets. Distribution: Approximately 50% of the circulating drug is bound to plasma proteins. Metabolism: The major biotransformation pathways for pravastatin are: (a) isomerization to 6-epi pravastatin and the 3α-hydroxyisomer of pravastatin (SQ 31,906) and (b) enzymatic ring hydroxylation to SQ 31,945. The 3α-hydroxyisomeric metabolite (SQ 31,906) has 1/10 to 1/40 the HMG-CoA reductase inhibitory activity of the parent compound. Pravastatin undergoes extensive first-pass extraction in the liver (extra... [See full FDA label]

☠️ Overdosage

10 OVERDOSAGE To date, there has been limited experience with overdosage of pravastatin. If an overdose occurs, it should be treated symptomatically with laboratory monitoring and supportive measures should be instituted as required.

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