acetohydroxamic acid (generic name)

Lithostat (brand name)

It prevents the buildup of ammonia in your urine
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What is this medicine?

ACETOHYDROXAMIC ACID (as i to hi drok sam ik as id) prevents the buildup of ammonia in your urine. This medicine is used in patients with certain types of urinary tract infections and may help antibiotics control the infection. This medicine may also help treat some types of kidney stones.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

-kidney disease
-low blood counts, like low white cell, platelet, or red cell counts
-an unusual or allergic reaction to acetohydroxamic acid, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
-breast-feeding

How should I use this medicine?

Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Take this medicine on an empty stomach, at least 1 hour before or 2 hours after food. Do not take with food. Drugs that contain iron should not be taken at the same time as this medicine. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on your doctor's advice.

A patient package insert for the product will be given with each prescription and refill. Read this sheet carefully each time. The sheet may change frequently.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed in children for selected conditions, precautions do apply.

Overdosage: If you think you've taken too much of this medicine contact a poison control center or emergency room at once.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

This medicine may interact with the following medications:

-alcohol
-iron
-vitamin and mineral supplements containing iron

What should I watch for while using this medicine?

Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.

Alcohol may cause a flushing skin reaction and other uncomfortable effects if taken with this medicine. Avoid alcoholic drinks.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing difficulties
-pain, swelling, warmth in the leg
-unusually weak or tired
Side effects that usually do not require medical attention (Report these to your doctor or health care professional if they continue or are bothersome.):

-depressed mood
-dizziness
-feeling anxious
-headache
-loss of appetite
-loss of hair
-nausea
-tremor
-upset stomach

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Last Updated: February 15, 2013
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