Details About Generic Salt ::  Rifapent

Main Medicine Class:: Anti-infective,Antitubercular   

Class: Anti-infective/Antitubercular


Drugs Class ::

 Action Inhibits DNA-dependent RNA polymerase in susceptible strains of Mycobacterium tuberculosis. Bactericidal for intracellular and extracellular M. tuberculosis organisms.

Indications for Drugs ::

 Indications Treatment of pulmonary tuberculosis in conjunction with ³ 1 other antituberculosis drug to which the isolate is susceptible.

Drug Dose ::


ADULTS: PO Intensive phase: 600 mg twice weekly (with an interval of ³ 3 days) for 2 months. Continuation phase: 600 mg once weekly for 4 months. CHILDREN ³ 12 YR: PO Dosing should be similar to adult dosing.

Contraindication ::

 Contraindications Hypersensitivity to any of the rifamycins (rifabutin, rifampin).

Drug Precautions ::


Pregnancy: Category C. Lactation: Undetermined. Children: Safety and efficacy in children < 12 yr not established. Body fluids: May produce a reddish-orange discoloration of the feces, urine, saliva, sweat, sputum, tears, and other body fluids. Contact lenses may become permanently discolored. Monitoring: Conduct baseline measurements of hepatic enzymes, bilirubin, CBC, and platelet counts. Question patients monthly concerning symptoms of adverse reactions. Follow up on abnormalities, including laboratory tests. Pseudomembranous colitis: Should be considered in patients in whom diarrhea develops.


Drug Side Effects ::

 Adverse Reactions

CV: Hypertension. CNS: Headache; dizziness. DERM: Rash; acne; pruritus. GI: Nausea; vomiting; dyspepsia; diarrhea; hemoptysis. GU: Pyuria; proteinuria; hematuria; urinary casts. HEMA: Neutropenia; lymphopenia; anemia; leukopenia; thrombocytosis. HEPA: Increased AST and ALT; hepatitis. OTHER: Anorexia; arthralgia; pain; hyperuricemia.

Drug Mode of Action ::  

 Action Inhibits DNA-dependent RNA polymerase in susceptible strains of Mycobacterium tuberculosis. Bactericidal for intracellular and extracellular M. tuberculosis organisms.

Drug Interactions ::


Amitriptyline, azole antifungal agents, barbiturates, buspirone, chloramphenicol, clarithromycin, clofibrate, clozapine, oral contraceptives, corticosteroids, cyclosporine, dapsone, delavirdine, diazepam, digitalis glycosides, disopyramide, doxycycline, erythromycin, fluconazole, fluoroquinolones, haloperidol, indinavir, itraconazole, ketoconazole, levothyroxine, losartan, methadone, mexiletine, morphine, nelfinavir, nifedipine, nortriptyline, ondansetron, phenytoin, progestins, quinidine, quinine, ritonavir, saquinavir, sildenafil, sulfonylureas, tacrolimus, tamoxifen, theophylline, tocainide, toremifene, tricyclic antidepressants, troleandomycin, verapamil, warfarin, zidovudine, zolpidem: Has same interaction potential as rifampin. Potent inducer of hepatic drug metabolizing enzymes. Reduced levels and efficacy of target drugs may occur. Ketoconazole: May reduce rifapentine plasma levels, decreasing the therapeutic effects.

Drug Assesment ::


  • Obtain patient history, including drug history, history of noncompliance, and any known allergies.
  • Assess for diarrhea with blood or pus, which may be a symptom of pseudomembranous colitis. Symptoms may occur after anti-infective treatment is completed.
  • Avoid administration to pregnant or nursing women.
  • Obtain baseline CBC, hepatic enzyme, and platelet counts.
  Headache, urinary frequency, heartburn, transient elevations of hepatic enzymes

Drug Storage/Management ::


  • Administer pyridoxine (vitamin B6) concomitantly in patients who are malnourished, adolescent, and predisposed to neuropathy.
  • If GI upset occurs or is anticipated, give drug with food.
  • Store at room temperature. Protect from heat and humidity.

Drug Notes ::

 Patient/Family Education

  • Provide patient information pamphlet.
  • Instruct patient to take drug only as prescribed and for the full course of therapy.
  • Inform patient that body fluids may turn reddish color, including urine, sweat, sputum, and tears, and that contact lenses may be permanently stained.
  • Advise patient to take with food if prone to nausea, vomiting, or GI upset.
  • Instruct patient to notify physician if any of the following symptoms are noted: Fever; anorexia; malaise; nausea; vomiting; dark urine; yellowed skin or eyes; pain or swelling of joints.
  • Advise patients who are using oral contraceptives to use a nonhormonal form of contraception during therapy.

Disclaimer ::

The Information available on this site is for only Informational Purpose , before any use of this information please consult your Doctor .Price of the drugs indicated above may not match to real price due to many possible reasons may , including local taxes etc.. These are only approximate indicative prices of the drug.


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