What are the possible side effects of PRETERAX (Lozol)?
Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have signs of an electrolyte imbalance, such as:
- drowsiness, lack of energy, feeling tired;
- leg cramps, muscle weakness or limp feeling;
- severe weakness, loss of coordination, feeling unsteady;
- fast or irregular heartbeats, fluttering in your chest, feeling restless;
- numbness or tingling;
- vomiting, constipation;
- headache, confusion, slurred speech;
- a light-headed feeling, like you might pass out;
- dry mouth, increased thirst; or
- little or no urinating.
Common side effects may include:
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.
Known hypersensitivity to PRETERAX or to other sulfonamide-derived drugs.
What are some other side effects of PRETERAX?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
4. How and when to take it
It's usual to take it once a day, in the morning.
Do not take PRETERAX too late in the day (after 4pm) or at night, otherwise you may have to wake up to go to the toilet.
PRETERAX comes as a tablet to take by mouth, typically once daily in the morning.
Your dose will depend on your medical condition and response to treatment.
You can take this medicine with or without food.
At first, PRETERAX may make you urinate more often.
You may want to take your dose before 6 p.m. to avoid disturbing your sleep with the need to urinate.
Follow the instructions on your prescription label carefully. Don't take more or less PRETERAX than is recommended.
Continue to take PRETERAX even if you feel well. Don't stop your treatment without first talking to your doctor.
How should I take PRETERAX (Lozol)?
Follow all directions on your prescription label. Your doctor may occasionally change your dose to make sure you get the best results. Do not use this medicine in larger or smaller amounts or for longer than recommended.
PRETERAX is usually taken once per day in the morning. Follow your doctor's dosing instructions very carefully.
Call your doctor if you have ongoing vomiting or diarrhea, or if you are sweating more than usual. You can easily become dehydrated while taking this medicine, which can lead to severely low blood pressure or a serious electrolyte imbalance.
While using PRETERAX, you may need frequent medical tests and blood pressure checks. Your blood and urine may both be tested if you have been vomiting or are dehydrated.
If you are being treated for high blood pressure, keep using this medicine even if you feel well. High blood pressure often has no symptoms. You may need to use blood pressure medicine for the rest of your life.
Store at room temperature away from moisture, heat, and light. Keep the bottle tightly closed when not in use.
What is the most important information I should know about PRETERAX (Lozol)?
You should not use this medicine if you are allergic to sulfa drugs or if you are unable to urinate.