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Hyoscyamine Oral Tablet (HYOSCYAMINE - ORAL)

This medicine is used for the following purposes:

  • diarrhea
  • excess saliva
  • irritable bowel syndrome
  • urine leaking

Brand Name(s): Levsin, Oscimin

Generic Name: Hyoscyamine

Instructions

Take the medicine with 250 mL (1 cup) of water.

To relieve dry mouth, chew gum, suck on hard candy/ice chips, drink extra water, or use a saliva substitute.

Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.

If you wear contact lenses you may need to use a wetting solution since this medicine can cause dry eyes.

Drink extra water while on this medicine. Adults should try to drink 6-8 cups (48 to 64 oz.) of water every day.

Do not take antacids 1 hour before or 1 hour after taking this medicine.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Some patients with weak hearts may have worsening of symptoms. If you notice difficulty breathing, weight gain, or swelling of your legs or ankles, let your doctor know right away.

Do not use the medication any more than instructed.

This medicine may cause dizziness or fainting, especially after exercising or in hot weather. Be very careful when standing or sitting up quickly.

If possible, avoid using with marijuana or other medicines that can cause dizziness or drowsiness. These include allergy/cold products, muscle relaxers, sleep aids, and pain relievers.

Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.

If you drink more than a few alcoholic beverages each day, ask your doctor whether you should be on this medicine.

Avoid becoming overheated during exercise or other activities. Try to stay cool in hot weather.

Call the doctor if there are any signs of confusion or unusual changes in behavior.

Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • agitated feeling or trouble sleeping
  • bloating
  • blurry vision
  • constipation
  • dizziness or drowsiness
  • dry eyes
  • feeling of heat or flushing
  • headaches
  • problems with sexual functions or desire
  • dry skin
  • stomach upset or abdominal pain
  • blurring or changes of vision
  • vomiting

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • loss of balance
  • change in behavior
  • changes in memory, mood, or thinking
  • confusion
  • pain in the eye
  • hallucinations (unusual thoughts, seeing or hearing things that are not real)
  • fast or irregular heart beats
  • red, burning, or itchy skin
  • slurred speech
  • difficulty or discomfort urinating

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.