| Brand & Generic Names
 
 Basic Information
 
Habit forming? No
Prescription needed? Yes
Available as generic? No
Drug class: Antiurolithic
 
 Uses
 Prevents formation of calcium kidney stones.
 
 Dosage & Usage Information
How to take:
Oral suspension--Dissolve in full glass of liquid and swallow. 
Note: Drink 8 ounces of water or other liquid every hour while 
you are awake.
 
When to take:
According to instructions on prescription label. Usually 3 
times a day with meals.
 Don't take within 1-1/2 hours of taking any laxative or 
antacid containing magnesium.
 
If you forget a dose:
Take as soon as you remember up to 2 hours 
late. If more than 2 hours, wait for next scheduled dose (don't 
double this dose).
 
What drug does:
Combines with calcium in food to prevent absorption into the 
bloodstream.
 
Time lapse before drug works:
None. Works right away.
 
Don't take with:
Any other medicines (including over-the-counter drugs such as 
cough and cold medicines, laxatives, antacids, diet pills, 
caffeine, nose drops or vitamins) without consulting your 
doctor.
 
 Overdose
SYMPTOMS:
Drowsiness, mental changes, muscle spasms, seizures.
 
WHAT TO DO:
 
 Dial 911 (emergency) or O (operator) for an ambulance or 
medical help. Then give first aid immediately.
 See EMERGENCY Information.
 
 Possible Adverse Reactions or Side Effects
Life-threatening:
 
In case of overdose, see Overdose Section. 
Common:
 
Infrequent:
 
Rare:
 
 Warnings & Precautions
Don't take if:
 
 You have bone disease.
 You have hyperparathyroidism.
 You have too little calcium in your blood.
 
Before you start, consult your doctor:
 
 If you have heart disease.
 If you have kidney disease.
 
Over age 60:
No special problems expected.
 
Pregnancy:
Risk to unborn child outweighs drug benefits. Don't use.
 
Breast-feeding:
No special problems expected. Consult doctor.
 
Infants & children:
Not recommended up to age 16.
 
Prolonged use:
Talk to your doctor about the need for follow-up medical 
examinations or laboratory studies to check serum calcium and 
magnesium concentrations (every 6 months), serum parathyroid 
hormone, urinary calcium and urinary oxalate levels 
(occasionally).
 
Skin & sunlight:
No problems expected.
 
Driving, piloting or hazardous work:
Avoid if you feel confused, drowsy or dizzy.
 
Discontinuing:
No special problems expected.
 
Others:
Advise any doctor or dentist whom you consult that you take this 
medicine.
 
 Possible Interaction with Other Drugs
 
| GENERIC NAME | COMBINED EFFECT |  |  |  |  
| ------------------------- | ------------------------- |  
| Calcium-containing | Decreased effect of cellulose sodium |  
| medications | phosphate. |  
| Magnesium-containing | Decreased magnesium effect. |  |  |  |  |  |  |  |  |  |  
| Vitamin C (ascorbic acid) | Decreased vitamin C effect. |  
 Possible Interaction with Other Substances
 
| INTERACTS WITH | COMBINED EFFECT |  
| --------------- | --------------- |  
| Alcohol: | No special problems expected. |  |  |  |  |  |  |  
| Milk or other dairy | Decreases effectiveness of |  
| products or tea. | cellulose sodium phosphate. |  |  |  |  
| Cocaine: | No special problems expected. |  |  |  |  |  |  |  
| Spinach, broccoli, | Decreases effectiveness of |  
| rhubarb. | cellulose sodium phosphate. |  |  |  |  
| Marijuana: | No special problems expected. |  |  |  |  
| Tobacco: | No special problems expected. |  
 |