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What is Hyoscyamine (Hyoscyamine-Oral) ?

Can I buy Hyoscyamine without Health Insurance, Medicare or Medicaid? Check and see if we carry Hyoscyamine in our prescription list!

What Alternate Names Are There For Hyoscyamine? Hyospaz, Cystospaz

How is Hyoscyamine (Hyoscyamine-Oral) Pronounced? hi-oh-SYE-uh-meen

Who is the Manufacturer of Hyoscyamine? Direct Dispense

What is Hyoscyamine Used For? Hyoscyamine is used to treat a variety of stomach and intestinal tract disorders such as peptic ulcers, diarrhea, irritable bowel syndrome, diverticulitis, colitis, or pancreatitis. It is also used to control bed-wetting and frequent urination, prevent motion sickness, treat alcohol withdrawal symptoms, Parkinson s disease or poisonings due to certain insecticides and plants.

How To Use Hyoscyamine
Take Hyoscyamine 30 to 60 minutes before meals. Take Hyoscyamine as prescribed. Do not increase the dose or take it more frequently without consulting your doctor. Antacids interfere with the absorption of hyoscyamine. If you use antacids, take them one hour after taking hyoscyamine. Drink plenty of fluids while taking Hyoscyamine unless your doctor directs you otherwise.

Hyoscyamine Side Effects
Hyoscyamine may cause flushing of the face, problems sleeping, headache, blurred vision, drowsiness, increased sensitivity to light, constipation, dry mouth, reduced sweating or thirst. If these symptoms persist or become severe, inform your doctor. Notify your doctor if you develop: confusion, tremors, fast/irregular heartbeat, difficulty urinating. In the unlikely event you have an allergic reaction to Hyoscyamine, seek immediate medical attention. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

Hyoscyamine Precautions
Tell your doctor your medical history, especially of: heart problems, glaucoma, stomach/abdominal/intestinal problems, prostate or urinary problems, contact lens wear, any allergies. Contact lens wearers may need to use appropriate lubricating solutions if Hyoscyamine causes dry eyes. Because Hyoscyamine may cause drowsiness, use caution when driving or performing tasks requiring alertness. Hyoscyamine can reduce sweating, leading to heatstroke in hot weather. Avoid strenuous activity in hot weather Elderly patients should use Hyoscyamine with caution because they may be more sensitive to its effects. Children should use Hyoscyamine with caution because they may be more sensitive to its effects. Hyoscyamine should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. Hyoscyamine may be excreted into breast milk. Consult your doctor before breast-feeding.

Hyoscyamine Drug Interactions
Tell your doctor of all the medicines you may use (both prescription and nonprescription), especially of: antacids, digoxin, psychiatric drugs (e.g., phenothiazines such as chlorpromazine, and butyrophenones such as haloperidol), ketoconazole or itraconazole, potassium supplements, drugs for Parkinson s disease, certain heart medicines (e.g., disopyramide, procainamide, quinidine), tricyclic antidepressants (e.g., amitriptyline), amantadine, MAO inhibitors (e.g., furazolidone, linezolid, moclobemide, phenelzine, procarbazine, selegiline), other anticholinergics (e.g., atropine). Also report use of drowsiness-causing drugs, including: sleep medications, tranquilizers, sedatives, narcotic pain relievers (e.g., codeine), muscle relaxants. Antihistamines are found in many nonprescription and prescription medications. Check your medication labels carefully, and ask your pharmacist about the safe use of these products. Do not start or stop any medicine without doctor or pharmacist approval.

Hyoscyamine Overdose
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include unusually dry mouth; excessive thirst; nausea; vomiting; difficulty breathing; blurred vision; dilated pupils; flushed, hot, dry skin; muscle weakness; unusual dizziness or drowsiness; restlessness; disorientation; and seizures.

Missed Hyoscyamine Dose
If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

Hyoscyamine Storage
Store at room temperature away from sunlight and moisture.


Generic and Namebrand Variations
Label NameUnitPackageColorShapeFlavorNDC
Cystospaz 0.15mg Tablet Tab Bottle Blue Round 61451222501
Hyoscyamine 0.15mg Tablet Bottle 57866902801
Hyoscyamine 0.15mg Tablet Tab Bottle Blue Round 64731029501
Hyoscyamine 0.15mg Tablet Tab Bottle White Round 66993040202
Hyospaz 0.15mg Tablet Tab Bottle 55053011101
Hyospaz 0.15mg Tablet Tab Bottle Light Blue Round 51991013501


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