What is hyoscine?


Generic Name: Hyoscine Brand Name(s): Generics only. No brands available.

Know the basics

What is hyoscine used for?

Hyoscine is an anticholinergic medicine. Hyoscine has many effects in the body including decreasing the secretion of fluids, slowing the stomach and intestines, and dilation of the pupils.

Hyoscine is used to relieve nausea, vomiting, and dizziness associated with motion sickness and recovery from anesthesia and surgery. Hyoscine may also be used in the treatment of parkinsonism, spastic muscle states, irritable bowel syndrome, diverticulitis, and other conditions.

Hyoscine may also be used for purposes other than those listed in this medication guide.

How should I take hyoscine?

Use Hyoscine 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 Hyoscine at room temperature away from moisture and heat.

How do I store hyoscine?

Hyoscine is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store hyoscine in the bathroom or the freezer. There may be different brands of hyoscine that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush hyoscine down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Know the precautions & warnings

What should I know before using hyoscine?

Before using Hyoscine patches,

  • tell your doctor and pharmacist if you are allergic to Hyoscine or any other drugs.
  • tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially medications that decrease mental alertness; cough, cold, and allergy products; and vitamins.
  • tell your doctor if you have or have ever had glaucoma; heart, liver, or kidney disease; stomach or intestinal obstruction; or difficulty urinating.
  • tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while using Hyoscine patches, call your doctor immediately.
  • if you are having surgery, including dental surgery, tell the doctor or dentist that you are using Hyoscine patches.
  • you should know that this drug may make you drowsy. Do not drive a car or operate machinery until you know how Hyoscine patches will affect you. This is especially important during the first 3 to 5 days of therapy and when your dose is increased.
  • talk to your doctor about the safe use of alcohol while taking this drug. Alcohol increases the side effects caused by Hyoscine patches.

Is it safe to take hyoscine during pregnancy or breast-feeding?

There are no adequate studies in women for determining risk when using this medication during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking this medication. This medication is pregnancy risk category C according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk,
  • B=No risk in some studies,
  • C=There may be some risk,
  • D=Positive evidence of risk,
  • X=Contraindicated,
  • N=Unknown

Know the side effects

What are the side effects of hyoscine?

If you experience any of the following serious side effects, stop using Hyoscine ophthalmic and seek emergency medical attention:

  • an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives);
  • an irregular or fast heart rate;
  • hallucinations or unusual behavior (especially in children);
  • a swollen or distended stomach (in infants).
  • Other, less serious side effects may be more likely to occur. Continue to use Hyoscine ophthalmic and talk to your doctor if you experience.
  • blurred vision;
  • sensitivity to sunlight;
  • stinging and burning;
  • swelling of the eyelids.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.

Know the interactions

What drugs may interact with hyoscine?

Hyoscine may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor’s approval.

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

Acrivastine, Bupropion, Morphine, Morphine Sulfate Liposome, Oxymorphone, Umeclidinium.

Does food or alcohol interact with hyoscine?

Hyoscine may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with hyoscine?

Hyoscine may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have, especially:

  • Glaucoma, narrow-angle—Should not be used in patients with this condition.
  • Glaucoma, open-angle (wide-angle);
  • Intestinal or stomach blockage;
  • Psychosis, history of;
  • Seizures, history of;
  • Urinating problems (e.g., urinary tract blockage or trouble urinating)—Use with caution. May make these conditions worse.
  • Liver disease;
  • Kidney disease—Use with caution. Effects may be increased because of slower removal of the medicine from the body.

Understand the Dosage

The information provided is not a substitute for medical advice. ALWAYS consult your doctor or pharmacist before using this medication.

What is the dose of Hyoscine for an adult?

Usual Adult Dose for Nausea/Vomiting: General antiemetic use: 0.3 to 0.65 mg administered intravenous, intramuscularly or subcutaneously every 6 to 8 hours as needed.
Post-operative nausea and vomiting use: apply one Hyoscine 1.5 mg transdermal disc behind the ear the evening before the scheduled surgery. The disc should remain in place for 24 hours after surgery before discarding.
If using Hyoscine transdermal on an obstetrics patient, apply the disc one hour prior to scheduled Cesarean section to limit exposure to the infant.

Usual Adult Dose for Motion Sickness: Apply one Hyoscine 1.5 mg transdermal disc behind the ear at least 4 hours prior to exposure every 3 days as needed.

Usual Adult Dose for Parkinsonian Tremor: 0.4 to 0.8 mg orally every 8 hours as needed.

What is the dose of Hyoscine for a child?

Usual Pediatric Dose for Nausea/Vomiting: 1 to 12 years: 6 mcg/kg/dose (maximum dose: 0.3 mg/dose) administered intravenous or intramuscular or subcutaneous every 6 to 8 hours as needed.

Usual Pediatric Dose for Motion Sickness: Greater than 12 years: apply one Hyoscine 1.5 mg transdermal disc behind the ear at least 4 hours prior to exposure every 3 days as needed.

How is hyoscine available?

Hyoscine is available in the following dosage forms and strengths:

Patch 72 Hour, Transdermal: 1.5 mg
Solution, Injection, as hydrobromide: 0.4 mg/mL (1 mL)
Tablet, Oral: 10 mg

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of hyoscine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

Review Date: May 30, 2016 | Last Modified: January 4, 2017

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