Medical Editor: John P. Cunha, DO, FACOEP
What Is Paser?
Paser (aminosalicylic acid) is an anti-tuberculosis drug used to treat tuberculosis in combination with other active agents. Paser is most commonly used in patients with Multi-drug Resistant TB (MDR-TB) or when isoniazid and rifampin use is not possible due to a combination of resistance and/or intolerance.
What Are Side Effects of Paser?
Common side effects of Paser include:
- abdominal pain, and
- allergic reactions including fever and itching
Paser may cause serious side effects including:
- difficulty breathing,
- swelling of your face, lips, tongue, or throat,
- severe dizziness,
- black or bloody stools,
- vomit that looks like coffee grounds,
- rash followed by a fever,
- dark urine,
- persistent nausea or vomiting,
- abdominal pain,
- yellowing of the eyes or skin (jaundice),
- rash, and
Get medical help right away, if you have any of the symptoms listed above.
Seek medical care or call 911 at once if you have the following serious side effects:
- Serious eye symptoms such as sudden vision loss, blurred vision, tunnel vision, eye pain or swelling, or seeing halos around lights;
- Serious heart symptoms such as fast, irregular, or pounding heartbeats; fluttering in your chest; shortness of breath; and sudden dizziness, lightheartedness, or passing out;
- Severe headache, confusion, slurred speech, arm or leg weakness, trouble walking, loss of coordination, feeling unsteady, very stiff muscles, high fever, profuse sweating, or tremors.
This document does not contain all possible side effects and others may occur. Check with your physician for additional information about side effects.
Dosage for Paser
The adult dosage of Paser is four grams (one packet), three times per day. Smaller doses should be given to children; consult your doctor for pediatric dosing.
What Drugs, Substances, or Supplements Interact with Paser?
Paser may interact with other drugs. Tell your doctor all medications and supplements you use. Paser may decrease the amount of substances (such as vitamin B12) in your body. Your doctor may recommend you take supplemental B12 while taking this drug.
Paser During Pregnancy or Breastfeeding
During pregnancy, Paser should be used only if prescribed. Consult your doctor before breastfeeding.
Our Paser (aminosalicylic acid) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Hypersensitivity reactions: Fever, skin eruptions of various types, including exfoliative dermatitis, infectious mononucleosis-like, or lymphoma-like syndrome, leucopenia, agranulocytosis, thrombocytopenia, Coombs' positive hemolytic anemia, jaundice, hepatitis, pericarditis, hypoglycemia, optic neuritis, encephalopathy, Leoffler's syndrome, and vasculitis and a reduction in prothrombin.
Crystalluria may be prevented by the maintenance of urine at a neutral or an alkaline pH.
Read the entire FDA prescribing information for Paser (Aminosalicylic Acid)
© Paser Patient Information is supplied by Cerner Multum, Inc. and Paser Consumer information is supplied by First Databank, Inc., used under license and subject to their respective copyrights.
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