Chlorothiazide Sodium

Generic Name: chlorothiazide sodium

Over-the-Counter (OTC)

Brand Names:

Chlorothiazide

DESCRIPTION: Chlorothiazide sodium for injection, USP is a diuretic and antihypertensive. It is 6-chloro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide monosodium salt, and its structural formula is: C 7 H 5 ClN 3 NaO 4 S 2 M.W. 317.71 Chlorothiazide sodium for injection, USP is a sterile lyophilized white powder and is supplied in a vial containing: Chlorothiazide sodium equivalent to chlorothiazide 500 mg, and the inactive ingredient mannitol 250 mg with sodium hydroxide to adjust pH.

Overview

DESCRIPTION: Chlorothiazide sodium for injection, USP is a diuretic and antihypertensive. It is 6-chloro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide monosodium salt, and its structural formula is: C 7 H 5 ClN 3 NaO 4 S 2 M.W. 317.71 Chlorothiazide sodium for injection, USP is a sterile lyophilized white powder and is supplied in a vial containing: Chlorothiazide sodium equivalent to chlorothiazide 500 mg, and the inactive ingredient mannitol 250 mg with sodium hydroxide to adjust pH.

Uses

INDICATIONS AND USAGE: Chlorothiazide sodium for injection is indicated as adjunctive therapy in edema associated with congestive heart failure, hepatic cirrhosis, and corticosteroid and estrogen therapy. Chlorothiazide sodium for injection has also been found useful in edema due to various forms of renal dysfunction such as nephrotic syndrome, acute glomerulonephritis, and chronic renal failure. Use in Pregnancy Routine use of diuretics during normal pregnancy is inappropriate and exposes mother and fetus to unnecessary hazard. Diuretics do not prevent development of toxemia of pregnancy and there is no satisfactory evidence that they are useful in the treatment of toxemia.

Dosage

DOSAGE AND ADMINISTRATION: Chlorothiazide sodium for injection should be reserved for patients unable to take oral medication or for emergency situations. Therapy should be individualized according to patient response. Use the smallest dosage necessary to achieve the required response. Intravenous use in infants and children has been limited and is not generally recommended. When medication can be taken orally, therapy with chlorothiazide tablets or oral suspension may be substituted for intravenous therapy, using the same dosage schedule as for the parenteral route. Chlorothiazide sodium for injection may be given slowly by direct intravenous injection or by intravenous infusion. Extravasation must be rigidly avoided. Do not give subcutaneously or intramuscularly.

Side Effects

ADVERSE REACTIONS: To report SUSPECTED ADVERSE REACTIONS, contact Fresenius Kabi USA, LLC at 1-800-551-7176 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. The following adverse reactions have been reported and, within each category, are listed in order of decreasing severity. Body as a Whole - Weakness. Cardiovascular - Hypotension including orthostatic hypotension (may be aggravated by alcohol, barbiturates, narcotics or antihypertensive drugs). Digestive - Pancreatitis, jaundice (intrahepatic cholestatic jaundice), diarrhea, vomiting, sialadenitis, cramping, constipation, gastric irritation, nausea, anorexia. Hematologic - Aplastic anemia, agranulocytosis, leukopenia, hemolytic anemia, thrombocytopenia.

Warnings

WARNINGS: Intravenous use in infants and children has been limited and is not generally recommended. Use with caution in severe renal disease. In patients with renal disease, thiazides may precipitate azotemia. Cumulative effects of the drug may develop in patients with impaired renal function. Thiazides should be used with caution in patients with impaired hepatic function or progressive liver disease, since minor alterations of fluid and electrolyte balance may precipitate hepatic coma. Thiazides may add to or potentiate the action of other antihypertensive drugs. Sensitivity reactions may occur in patients with or without a history of allergy or bronchial asthma. The possibility of exacerbation or activation of systemic lupus erythematosus has been reported. CONTRAINDICATIONS: Anuria. Hypersensitivity to any component of this product or to other sulfonamide-derived drugs.

Storage

HOW SUPPLIED: Chlorothiazide Sodium for Injection, USP is a dry, sterile lyophilized powder, supplied as follows: Product Code Unit of Sale Strength Each PRX605820 NDC 63323-658-94 Individually packaged 500 mg per vial NDC 63323-658-94 Single Dose Vial The container closure is not made with natural rubber latex.

Frequently Asked Questions

What is Chlorothiazide Sodium used for?

INDICATIONS AND USAGE: Chlorothiazide sodium for injection is indicated as adjunctive therapy in edema associated with congestive heart failure, hepatic cirrhosis, and corticosteroid and estrogen therapy. Chlorothiazide sodium for injection has also been found useful in edema due to various forms of renal dysfunction such as nephrotic syndrome, acute glomerulonephritis, and chronic renal failure. Use in Pregnancy Routine use of diuretics during normal pregnancy is inappropriate and exposes mother and fetus to unnecessary hazard. Diuretics do not prevent development of toxemia of pregnancy and there is no satisfactory evidence that they are useful in the treatment of toxemia.

What are the side effects of Chlorothiazide Sodium?

ADVERSE REACTIONS: To report SUSPECTED ADVERSE REACTIONS, contact Fresenius Kabi USA, LLC at 1-800-551-7176 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. The following adverse reactions have been reported and, within each category, are listed in order of decreasing severity. Body as a Whole - Weakness. Cardiovascular - Hypotension including orthostatic hypotension (may be aggravated by alcohol, barbiturates, narcotics or antihypertensive drugs). Digestive - Pancreatitis, jaundice (intrahepatic cholestatic jaundice), diarrhea, vomiting, sialadenitis, cramping, constipation, gastric irritation, nausea, anorexia. Hematologic - Aplastic anemia, agranulocytosis, leukopenia, hemolytic anemia, thrombocytopenia.

What are the important warnings for Chlorothiazide Sodium?

WARNINGS: Intravenous use in infants and children has been limited and is not generally recommended. Use with caution in severe renal disease. In patients with renal disease, thiazides may precipitate azotemia. Cumulative effects of the drug may develop in patients with impaired renal function. Thiazides should be used with caution in patients with impaired hepatic function or progressive liver disease, since minor alterations of fluid and electrolyte balance may precipitate hepatic coma. Thiazides may add to or potentiate the action of other antihypertensive drugs. Sensitivity reactions may occur in patients with or without a history of allergy or bronchial asthma. The possibility of exacerbation or activation of systemic lupus erythematosus has been reported. CONTRAINDICATIONS: Anuria. Hypersensitivity to any component of this product or to other sulfonamide-derived drugs.

Related Medications

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.