Do not take methscopolamine if you have
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kidney disease;
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a blockage of your urinary tract (difficulty urinating);
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a blockage in your intestines, severe ulcerative colitis, or ulcerative colitis complicated by toxic megacolon;
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glaucoma; or
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myasthenia gravis.
Before taking this medication, tell your doctor if you have
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numbness or tingling in your hands or feet;
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liver disease;
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ulcerative colitis;
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thyroid problems;
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high blood pressure, an irregular heartbeat, or any type of heart disease;
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hiatal hernia or reflux disease;
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enlargement of the prostate; or
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asthma, chronic lung disease, or allergies.
You may not be able to take methscopolamine, or you may require a lower dose or special monitoring during treatment if you have any of the conditions listed above.
It is not known whether methscopolamine will harm an unborn baby. Do not take methscopolamine without first talking to your doctor if you are pregnant.
It is not known whether methscopolamine passes into breast milk. Do not take methscopolamine without first talking to your doctor if you are breast-feeding a baby.
Take methscopolamine exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.
Take each dose with a full glass of water.
Store methscopolamine at room temperature away from moisture and heat.
Take the missed dose as soon as you remember. However, if it is almost time for your
next dose, skip the missed dose and take only your next regularly scheduled dose.
If you experience any of the following serious side effects, stop taking methscopolamine and seek emergency medical attention:
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an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives);
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an irregular or fast heart rate;
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rash or flushing; or
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eye pain.
Other, less serious side effects are more likely to occur. Continue to take methscopolamine and talk to your doctor if you experience
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headache, dizziness, or lightheadedness;
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weakness or nervousness;
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blurred vision, large pupils, or sensitivity of the eyes to bright light;
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nausea, bloating, heartburn, or constipation;
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changes in taste;
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difficulty urinating;
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decreased sweating; or
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nasal congestion, stuffiness, or a dry mouth.
Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.
Use caution when driving, operating machinery, or performing other hazardous activities. Methscopolamine may cause dizziness, drowsiness, or blurred vision. If you experience dizziness, drowsiness, or blurred vision, avoid these activities.
Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking methscopolamine.
Avoid becoming overheated in hot weather. Methscopolamine increases the risk of heat stroke because it causes decreased sweating.
Use caution when driving, operating machinery, or performing other hazardous activities. Methscopolamine may cause dizziness, drowsiness, or blurred vision. If you experience dizziness, drowsiness, or blurred vision, avoid these activities.
Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking methscopolamine.
Avoid becoming overheated in hot weather. Methscopolamine increases the risk of heat stroke because it causes decreased sweating.
Many other drugs may increase the side effects of methscopolamine. Before taking this medication, tell your doctor if you are taking any of the following medicines:
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amantadine (Symmetrel);
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quinidine (Quinaglute, Cardioquin, Quinora, Quinidex);
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antihistamines such as diphenhydramine (Benadryl, many others), brompheniramine (Dimetapp, Bromphen, many others), triprolidine (Actifed, others), and chlorpheniramine (Chlor-Trimeton, others), which are found in many over-the-counter and prescription cough, cold, and allergy medications;
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decongestants and appetite suppressants such as phenylpropanolamine (Dexatrim, others), phenylephrine (Neo-Synephrine, others), and pseudoephedrine (Sudafed, others), which are also found in many over-the-counter and prescription products;
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phenothiazines such as chlorpromazine (Thorazine) and prochlorperazine (Compazine);
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other commonly used phenothiazines, including fluphenazine (Prolixin), mesoridazine (Serentil), perphenazine (Trilafon), thioridazine (Mellaril), trifluoperazine (Stelazine), and promazine (Sparine);
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tricyclic antidepressants such as amitriptyline (Elavil, Endep), doxepin (Sinequan), and nortriptyline (Pamelor); or
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other commonly used tricyclic antidepressants, including amoxapine (Asendin), clomipramine (Anafranil), desipramine (Norpramin), imipramine (Tofranil), protriptyline (Vivactil), and trimipramine (Surmontil).
Methscopolamine may increase the level of digoxin (Lanoxin, Lanoxicaps) in your blood. Tell your doctor if you are taking digoxin so that your digoxin levels can be monitored and changes in your dosage can be made if necessary.
Drugs other than those listed here may also interact with methscopolamine. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines.
Seek emergency medical attention.
Symptoms of a methscopolamine overdose include headache; nausea; vomiting; dry mouth; difficulty swallowing; blurred vision; dilated pupils; hot, dry skin; dizziness; drowsiness; confusion; anxiety; seizures; weak pulse; and an irregular heartbeat.
