Olsalazine Sodium
Generic Name: olsalazine sodium
Brand Names:
Dipentum
11 DESCRIPTION The active ingredient in DIPENTUM (olsalazine sodium) is the sodium salt of a salicylate, disodium 3,3'-azobis (6-hydroxybenzoate) a compound that is effectively bioconverted to mesalamine (5-aminosalicylic acid,5-ASA), an aminosalicylate. Its empirical formula is C14H8N2Na2O6 with a molecular weight of 346.21. The structural formula is: Olsalazine sodium is a yellow crystalline powder, which melts with decomposition at 240°C.
Overview
11 DESCRIPTION The active ingredient in DIPENTUM (olsalazine sodium) is the sodium salt of a salicylate, disodium 3,3'-azobis (6-hydroxybenzoate) a compound that is effectively bioconverted to mesalamine (5-aminosalicylic acid,5-ASA), an aminosalicylate. Its empirical formula is C14H8N2Na2O6 with a molecular weight of 346.21. The structural formula is: Olsalazine sodium is a yellow crystalline powder, which melts with decomposition at 240°C.
Uses
1 INDICATIONS AND USAGE DIPENTUM is indicated for the maintenance of remission of ulcerative colitis in adult patients who are intolerant of sulfasalazine. DIPENTUM is an aminosalicylate indicated for the maintenance of remission of ulcerative colitis in adult patients who are intolerant of sulfasalazine. ( 1 )
Dosage
2 DOSAGE AND ADMINISTRATION Evaluate renal function before initiating therapy with DIPENTUM [see Warnings and Precautions (5.1) ]. The recommended dosage is 500 mg orally twice daily. Drink an adequate amount of fluids during treatment [see Warnings and Precautions (5.7) ] . • Evaluate renal function prior to initiation of DIPENTUM and periodically while on therapy. ( 2 , 5.1 ) • The recommended dosage is 500 mg orally twice daily. ( 2 ) • Drink an adequate amount of fluids. ( 2 , 5.7 )
Side Effects
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: • Renal impairment [see Warnings and Precautions (5.1) ] • Mesalamine-induced acute intolerance syndrome [see Warnings and Precautions (5.2) ] • Hypersensitivity reactions [see Warnings and Precautions (5.3) ] • Hepatic failure [see Warnings and Precautions (5.4) ] • Severe cutaneous adverse reactions [see Warnings and Precautions (5.5) ] • Photosensitivity [see Warnings and Precautions (5.6) ] • Nephrolithiasis [see Warnings and Precautions (5.7) ] The following adverse reactions have been identified from clinical studies or postmarketing reports of olsalazine.
Interactions
7 DRUG INTERACTIONS • Nephrotoxic Agents including Non-Steroidal Anti-inflammatory Drugs (NSAIDs) : Increased risk of nephrotoxicity; monitor for changes in renal function and mesalamine-related adverse reactions. ( 7.1 ) • Azathioprine or 6-Mercaptopurine : Increased risk of blood dyscrasias; monitor complete blood cell counts and platelet counts. ( 7.2 ) • Low Molecular Weight Heparins or Heparinoids : Increased risk of bleeding following neuraxial anesthesia; if possible, discontinue DIPENTUM or closely monitor for bleeding. ( 7.1 ) • Varicella Vaccine : Avoid use for 6 weeks after vaccination.
Warnings
5 WARNINGS AND PRECAUTIONS • Renal Impairment : Assess renal function at the beginning of treatment and periodically during treatment. Discontinue DIPENTUM if renal function deteriorates while on therapy. ( 5.1 , 7.1 ) • Mesalamine-Induced Acute Intolerance Syndrome : Discontinue treatment if acute intolerance syndrome (cramping, acute abdominal pain, bloody diarrhea, sometimes fever, headache and rash) is suspected. ( 5.2 ) • Hypersensitivity Reactions, including myocarditis and pericarditis : Discontinue DIPENTUM if a hypersensitivity reaction is suspected. ( 5.3 ) • Hepatic Failure : Evaluate the risks and benefits of using DIPENTUM in patients with known liver impairment. 4 CONTRAINDICATIONS DIPENTUM is contraindicated in patients with known or suspected hypersensitivity to salicylates, aminosalicylates, or to any of the excipients in DIPENTUM [see Warnings and Precautions (5.3) , Description (11) ] . Known or suspected hypersensitivity to salicylates or aminosalicylates or to any of the ingredients of DIPENTUM. ( 4 , 5.3 )
Pregnancy
8.1 Pregnancy Risk Summary Published data from meta-analyses, cohort studies and case series on the use of mesalamine, the active moiety in DIPENTUM, during pregnancy have not reliably informed an association with mesalamine and major birth defects, miscarriage, or adverse maternal or fetal outcomes (see Data ) . There are adverse effects on maternal and fetal outcomes associated with ulcerative colitis in pregnancy (see Clinical Considerations ) .
Storage
16 HOW SUPPLIED/STORAGE AND HANDLING DIPENTUM is supplied as beige colored capsules, containing 250 mg olsalazine sodium imprinted with “DIPENTUM ® 250 mg” on the capsule shell, available as: Bottles of 100’s NDC 0037-6860-10 Store at 20°C to 25°C (68°F to 77°F). Excursions permitted to 15°C to 30°C (59°F to 86°F) [see USP Controlled Room Temperature].
Frequently Asked Questions
What is Olsalazine Sodium used for?▼
1 INDICATIONS AND USAGE DIPENTUM is indicated for the maintenance of remission of ulcerative colitis in adult patients who are intolerant of sulfasalazine. DIPENTUM is an aminosalicylate indicated for the maintenance of remission of ulcerative colitis in adult patients who are intolerant of sulfasalazine. ( 1 )
What are the side effects of Olsalazine Sodium?▼
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: • Renal impairment [see Warnings and Precautions (5.1) ] • Mesalamine-induced acute intolerance syndrome [see Warnings and Precautions (5.2) ] • Hypersensitivity reactions [see Warnings and Precautions (5.3) ] • Hepatic failure [see Warnings and Precautions (5.4) ] • Severe cutaneous adverse reactions [see Warnings and Precautions (5.5) ] • Photosensitivity [see Warnings and Precautions (5.6) ] • Nephrolithiasis [see Warnings and Precautions (5.7) ] The following adverse reactions have been identified from clinical studies or postmarketing reports of olsalazine.
Can I take Olsalazine Sodium during pregnancy?▼
8.1 Pregnancy Risk Summary Published data from meta-analyses, cohort studies and case series on the use of mesalamine, the active moiety in DIPENTUM, during pregnancy have not reliably informed an association with mesalamine and major birth defects, miscarriage, or adverse maternal or fetal outcomes (see Data ) . There are adverse effects on maternal and fetal outcomes associated with ulcerative colitis in pregnancy (see Clinical Considerations ) .
What are the important warnings for Olsalazine Sodium?▼
5 WARNINGS AND PRECAUTIONS • Renal Impairment : Assess renal function at the beginning of treatment and periodically during treatment. Discontinue DIPENTUM if renal function deteriorates while on therapy. ( 5.1 , 7.1 ) • Mesalamine-Induced Acute Intolerance Syndrome : Discontinue treatment if acute intolerance syndrome (cramping, acute abdominal pain, bloody diarrhea, sometimes fever, headache and rash) is suspected. ( 5.2 ) • Hypersensitivity Reactions, including myocarditis and pericarditis : Discontinue DIPENTUM if a hypersensitivity reaction is suspected. ( 5.3 ) • Hepatic Failure : Evaluate the risks and benefits of using DIPENTUM in patients with known liver impairment. 4 CONTRAINDICATIONS DIPENTUM is contraindicated in patients with known or suspected hypersensitivity to salicylates, aminosalicylates, or to any of the excipients in DIPENTUM [see Warnings and Precautions (5.3) , Description (11) ] . Known or suspected hypersensitivity to salicylates or aminosalicylates or to any of the ingredients of DIPENTUM. ( 4 , 5.3 )
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Medical Disclaimer
This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.