Pertzye Drug Information
Generic name: PANCRELIPASE
Uses of Pertzye
® is indicated for the treatment of exocrine pancreatic insufficiency in adult and pediatric patients. PERTZYE ® is indicated for the treatment of exocrine pancreatic insufficiency in adult and pediatric patients.
Dosage & Administration of Pertzye
Important Dosing Information
PERTZYE is a mixture of enzymes including lipases, proteases, and amylases. PERTZYE dosing is based on lipase units. Use either an actual body weight or fat ingestion-based dosing scheme.
Start at the lowest recommended dosage and individualize the dosage based on clinical symptoms, the degree of steatorrhea present, and the fat content of the diet. Changes in dosage may require an adjustment period of several days. Do not exceed 2,500 lipase units/kg/meal, 10,000 lipase units/kg/day, or 4,000 lipase units/g fat ingested/day in adult and pediatric patients greater than 12 months of age without further investigation . The total daily dosage in adult and pediatric patients greater than 12 months of age should reflect approximately three meals plus two or three snacks per day.
With each snack, administer approximately half the prescribed PERTZYE dose for a meal. Do not substitute other pancreatic enzyme products for PERTZYE. When switching from another pancreatic enzyme product to PERTZYE, monitor patients for clinical symptoms of exocrine pancreatic insufficiency and titrate the dosage as needed.
Recommended Dosage Adults and Pediatric Patients Greater than 12 Months of Age
The recommended oral initial starting dosage is: 500 lipase units/kg/meal for adult and pediatric patients 4 years of age and older. 1,000 lipase units/kg/meal for pediatric patients greater than 12 months to less than 4 years of age. If signs and symptoms of malabsorption persist, increase the dosage. Titrate to either 2,500 lipase units/kg/meal, 10,000 lipase units/kg/day, or 4,000 lipase units/gram of fat ingested/day.
Higher dosages may be administered if they are documented to be effective by fecal fat measures or an improvement in signs or symptoms of malabsorption including measures of nutritional status. Pediatric Patients Birth to 12 Months of Age The recommended oral dosage is 4,000 lipase units per 120 mL of formula or per breastfeeding.
Preparation and
Administration Instructions Adult and Pediatric Patients Greater than 12 Months of Age Instruct adult and pediatric patients greater than 12 months of age, or their caregivers, of the following: Take PERTZYE with meals or snacks. If a dose is missed, take the next dose with the next meal or snack. Swallow capsules whole.
For patients unable to swallow intact capsules, the capsule contents may be sprinkled on a small amount of soft acidic food with a pH of 4.5 or less (e.g., applesauce). The 4,000 USP lipase unit capsule may also be administered with applesauce via gastrostomy tube 14 French or larger. Do not crush or chew PERTZYE capsules or capsule contents. Consume sufficient liquids (water or juice) to ensure complete swallowing of PERTZYE . Oral Administration for Patients Unable to Swallow Intact Capsules Carefully open the capsules and sprinkle the entire contents on a small amount of acidic soft food (approximately 10 mL) with a pH of 4.5 or less (e.g., applesauce). Mix the capsule contents with the acidic soft food (e.g., applesauce) being careful not to crush the contents.
Consume the entire mixture immediately. Do not save the mixture for later use. Consume sufficient fluids to ensure complete swallowing of the PERTZYE food mixture.
Gastrostomy Tube Administration (14 French Gastrostomy Tube or Larger) Only perform gastrostomy tube administration with the contents of the 4,000 USP lipase unit capsule of PERTZYE. The contents of no more than two capsules may be administered at a time in the gastrostomy tube. Transfer a minimum of 10 mL of applesauce into a small bowl or medicine cup. Carefully open one or two PERTZYE 4,000 lipase unit capsules.
Mix the capsule contents thoroughly with the transferred applesauce to create a uniform suspension being careful not to crush the contents. Once mixed, administer the suspension immediately. Remove the plunger from a 35 mL slip tip syringe.
Cover the tip of the syringe with your finger. Transfer the PERTZYE-applesauce mixture into the syringe. Replace the plunger partially back into the syringe.
Shake or tap the syringe lightly with the syringe tip facing upward so that the PERTZYE-applesauce mixture will move towards the plunger. Carefully push the plunger slowly until the residual air is removed from the syringe tip. Once the residual air is removed, connect the syringe directly into the gastrostomy tube feeding port.
Push the syringe contents into the gastrostomy tube feeding port using steady pressure until empty. Draw up approximately 10 mL of water with the slip tip syringe and flush the gastrostomy tube feeding port with the water. Discard any unused portion of the PERTZYE-applesauce mixture.
Do not save for later use. If dose requires more than two capsules, repeat steps 1-9 until prescribed dose is reached. Pediatric Patients Birth to 12 Months of Age: Instruct caregivers of pediatric patients birth to 12 months of age of the following: Immediately prior to each breastfeeding session or each administration of 120 mL of formula, carefully open one PERTZYE capsule (containing 4,000 USP units of lipase) and administer the entire contents using one of the following two methods: Sprinkle on a small amount of acidic soft food with a pH of 4.5 or less (e.g., applesauce) being careful not to crush the capsule contents.
The entire mixture should be given to the infant immediately. Sprinkle the capsule contents directly into the infant's mouth. Immediately administer breast milk or formula after PERTZYE to ensure complete swallowing of the PERTZYE capsule contents.
Do not crush PERTZYE capsule contents, and visually inspect the infant's mouth to ensure that no drug is retained in the mouth . If a dose is missed, administer the next dose with the next feeding.
Side Effects of Pertzye
Clinical Trials Experience
Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to the rates in the clinical trials of another drug and may not reflect the rates observed in clinical practice. The data described below reflect exposure to PERTZYE in 21 patients, aged 8 to 43 years, with exocrine pancreatic insufficiency due to cystic fibrosis in a placebo-controlled clinical trial . Table 1 enumerates adverse reactions that occurred in at least 2 patients (greater than or equal to 10%) treated with PERTZYE at a higher rate than with placebo. Table 1. Adverse Reactions Reported in at least 2 PERTZYE-treated patients (≥10%) and at a higher rate than placebo-treated patients in a Clinical Trial of Adult and Pediatric Patients 8 Years of Age and Older with Exocrine Pancreatic Insufficiency Due to Cystic Fibrosis Adverse Reaction PERTZYE N=21 (%) Placebo N=24 (%) Diarrhea 10% 4% Dyspepsia 10% 4% Cough 10% 4%
Postmarketing Experience
The following adverse reactions have been identified during post-approval use of PERTZYE or other pancreatic enzyme products. Because these reactions are reported voluntarily from a population of uncertain size, it is not always possible to reliably estimate their frequency or establish a causal relationship to drug exposure. Eye Disorders blurred vision Gastrointestinal Disorders fibrosing colonopathy, distal intestinal obstruction syndrome abdominal pain, flatulence, constipation, and nausea Immune System Disorders anaphylaxis, asthma, hives, and pruritus Investigations asymptomatic elevations of liver enzymes Musculoskeletal System myalgia, muscle spasm Skin and Subcutaneous Tissue Disorders urticaria and rash
Warnings & Cautions for Pertzye
Fibrosing Colonopathy Fibrosing colonopathy has been reported following treatment with pancreatic enzyme
products. Fibrosing colonopathy is a rare, serious adverse reaction initially described in association with use of high-dose pancreatic enzyme products, usually with use over a prolonged period of time and most commonly reported in pediatric patients with cystic fibrosis. Pancreatic enzyme products exceeding 6,000 lipase units/kg/meal have been associated with colonic stricture, a complication of fibrosing colonopathy, in pediatric patients less than 12 years of age.
The underlying mechanism of fibrosing colonopathy remains unknown. If there is a history of fibrosing colonopathy, monitor patients during treatment with PERTZYE because some patients may be at risk of progressing to colonic stricture formation. It is uncertain whether regression of fibrosing colonopathy occurs.
Do not exceed the recommended dosage of either 2,500 lipase units/kg/meal, 10,000 lipase units/kg/day, or 4,000 lipase units/g fat ingested/day in adult and pediatric patients greater than 12 months of age without further investigation. Higher dosages may be administered if they are documented to be effective by fecal fat measures or an improvement in signs and symptoms of malabsorption including measures of nutritional status. Patients receiving dosages higher than 6,000 lipase units/kg/meal should be frequently monitored for symptoms of fibrosing colonopathy and the dosage decreased or titrated downward to a lower range if clinically appropriate .
Irritation of the Oral Mucosa Crushing or chewing
PERTZYE capsules or mixing the capsule contents in foods having a pH greater than 4.5 can disrupt the protective enteric coating on the capsule contents and result in early release of enzymes, irritation of the oral mucosa, and/or loss of enzyme activity. Instruct the patient or caregiver of the following: Swallow capsules whole. For patients who cannot swallow the capsules whole, the capsules can be opened, and the contents sprinkled on a small amount of acidic soft food with a pH of 4.5 or less (e.g., applesauce). The 4,000 USP lipase unit capsule may also be administered with applesauce via a gastrostomy tube with a diameter of 14 French or larger.
Do not crush or chew PERTZYE capsules or capsule contents. Consume sufficient liquids (juice, water, breast milk, or formula) immediately following administration of PERTZYE to ensure complete swallowing. Visually inspect the mouth of pediatric patients less than 12 months of age and of patients who are unable to swallow intact capsules to ensure no drug is retained in the mouth and irritation of the oral mucosa has not occurred .
Hyperuricemia Pancreatic enzyme products contain purines that may increase blood uric acid
levels. High dosages have been associated with hyperuricosuria and hyperuricemia . Consider monitoring blood uric acid levels in patients with gout, renal impairment, or hyperuricemia during treatment with PERTZYE.
Risk of Viral Transmission
PERTZYE is sourced from pancreatic tissue from swine used for food consumption. Although the risk that PERTZYE will transmit an infectious agent to humans has been reduced by testing for certain viruses during manufacturing and by inactivating certain viruses during manufacturing, there is a theoretical risk for transmission of viral disease, including diseases caused by novel or unidentified viruses. Thus, the presence of porcine viruses that might infect humans cannot be definitely excluded.
However, no cases of transmission of an infectious illness associated with the use of porcine pancreatic extracts have been reported.
Hypersensitivity Reactions Severe hypersensitivity reactions including anaphylaxis, asthma, hives, and pruritus have
been reported with pancreatic enzyme products . If symptoms occur, initiate appropriate medical management. Monitor patients with a known hypersensitivity reaction to proteins of porcine origin for hypersensitivity reactions during treatment with PERTZYE. The risks and benefits of continued PERTZYE treatment in patients with severe hypersensitivity reactions should be taken into consideration with the overall clinical needs of the patient.
Pregnancy Safety for Pertzye
Pregnancy Risk Summary Published data from case reports with pancrelipase use in pregnant women have not identified a drug-associated risk of major birth defects, miscarriage or other adverse maternal or fetal outcomes. Pancrelipase is minimally absorbed systematically; therefore, maternal use is not expected to result in fetal exposure to the drug. Animal reproduction studies have not been conducted with pancrelipase.
The background risk of major birth defects and miscarriage for the indicated population is unknown. All pregnancies have a background risk of birth defect, loss, or other adverse outcomes. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2 to 4% and 15 to 20%, respectively.
Pediatric Use of Pertzye
Pediatric Use The safety and effectiveness of PERTZYE for the treatment of exocrine pancreatic insufficiency have been established in pediatric patients. Use of PERTZYE for this indication is supported by a randomized, double-blind, placebo-controlled, crossover study of 24 pediatric patients, 8 years and older with exocrine pancreatic insufficiency due to cystic fibrosis. The safety in pediatric patients was similar to that observed in adult patients . Dosages exceeding 6,000 lipase units/kg/meal have been reported postmarketing to be associated with fibrosing colonopathy and colonic strictures in pediatric patients less than 12 years of age.
If there is a history of fibrosing colonopathy, monitor patients during treatment with PERTZYE because some patients may be at risk of progressing to stricture formation. Do not exceed the recommended dosage of either 2,500 lipase units/kg/meal, 10,000 lipase units/kg/day, or 4,000 lipase units/g fat ingested/day in pediatric patients greater than 12 months of age without further investigation . Crushing or chewing PERTZYE capsules or mixing the capsule contents in foods having a pH greater than 4.5 can disrupt the protective enteric coating on the capsule contents and result in early release of enzymes, irritation of the oral mucosa, and/or loss of enzyme activity. Instruct the patient or caregiver of the following: consume sufficient liquids (juice, water, breast milk, or formula) to ensure complete swallowing, and visually inspect the mouth of pediatric patients less than 12 months of age to ensure that no drug is retained in the mouth and irritation of the oral mucosa has not occurred .
Overdosage Information for Pertzye
Chronic high dosages of pancreatic enzyme products have been associated with fibrosing colonopathy and colonic strictures . High dosages of pancreatic enzyme products have been associated with hyperuricosuria and hyperuricemia .
Clinical Studies of Pertzye
Adult and Pediatric Patients A randomized, double-blind, placebo-controlled, crossover study was conducted in 24 patients aged 8 to 43 years (mean age of 20 years) with exocrine pancreatic insufficiency due to cystic fibrosis. Patients were randomized to receive PERTZYE at individually titrated doses (not to exceed 2,500 lipase units/kg/meal) or matching placebo for 6 to 8 days of treatment, followed by crossover to the alternate treatment for an additional 6 to 8 days. The mean lipase dosage during the treatment period was 1,565 lipase units/kg/meal and a controlled high-fat diet (approximately 2g fat/kg/day) was maintained throughout the study.
The length of exposure to PERTZYE during this study was 20 to 28 days, including the treatment period of 6 to 8 days, and the open label titration and transition periods of 7 to 10 days each. The efficacy analysis population included 21 patients who completed both double-blind treatment periods. Coefficient of Fat Absorption Endpoint and Results The primary efficacy endpoint was the mean difference in coefficient of fat absorption (CFA) between PERTZYE and placebo treatment.
The CFA was determined by a 72-hour stool collection during both treatments, when both fat ingestion and excretion were measured. Mean CFA was 83% with PERTZYE treatment compared to 46% with placebo treatment. The mean difference in CFA was 36 percentage points in favor of PERTZYE treatment with 95% CI: and p<0.001. Coefficient of Nitrogen Absorption Endpoint and Results The coefficient of nitrogen absorption (CNA) was determined by a 72-hour stool collection during both treatments, when nitrogen excretion was measured and nitrogen ingestion from a controlled diet was estimated (based on the assumption that proteins contain 16% nitrogen). Each patient's CNA during placebo treatment was used as their no-treatment CNA value.
Mean CNA was 79% with PERTZYE treatment compared to 47% with placebo treatment. The mean difference in CNA was 32 percentage points in favor of PERTZYE treatment and this was a statistically significant change. There were no differences between pediatric patients and adults in the severity of pancreatic insufficiency (placebo response) or in the magnitude of the response to PERTZYE.
Drug information sourced from the FDA. This content is for informational purposes only and does not constitute medical advice. Consult a healthcare professional before making any medication decisions.
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