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Hyomax (Generic Hyoscyamine)

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Why is this medication prescribed?

Hyomax is a brand name for a medication that contains hyoscyamine, which is an anticholinergic drug. It is prescribed for the treatment of various gastrointestinal disorders and urinary bladder spasms. Here’s information about its uses and how it should be used:

  • Irritable bowel syndrome: Hyomax may be used to relieve symptoms such as abdominal pain, cramping, bloating, and diarrhea associated with irritable bowel syndrome (IBS).
  • Peptic ulcers: It can be prescribed to manage symptoms related to peptic ulcers, such as stomach pain, gastric spasms, and excessive acid secretion.
  • Urinary bladder spasms: Hyomax can help alleviate bladder spasms and the associated urinary urgency and frequency.

How should this medicine be used?

Usage instructions:

  • Hyomax should be taken exactly as prescribed by your healthcare provider. Follow the instructions on the prescription label or the package insert.
  • Typically, the medication is taken orally, usually before meals or as directed by your doctor.
  • Swallow the tablets whole with a full glass of water. Do not crush, chew, or break the tablets unless specifically instructed to do so.
  • It is important to adhere to the recommended dosage and not exceed the prescribed amount.
  • If you have any questions or concerns about how to use Hyomax, consult your healthcare provider or pharmacist.

Other uses for this medicine

Hyomax, also known as Hyoscyamine, is a medication used to treat various gastrointestinal disorders, including irritable bowel syndrome (IBS), stomach cramps, and bladder spasms. However, it can also have other medical uses. Here are some of the potential uses of Hyomax:

  • Excessive sweating: Hyomax can be prescribed to help manage hyperhidrosis, a condition characterized by excessive sweating.
  • Motion sickness: Hyomax may be used to alleviate symptoms of motion sickness, such as nausea, dizziness, and vomiting.
  • Peptic ulcers: Hyomax can be part of the treatment plan for peptic ulcers, as it helps reduce stomach acid production and relaxes the smooth muscles in the digestive tract.
  • Pancreatitis: In cases of pancreatitis, Hyomax may be administered to relieve pain and reduce the secretion of digestive enzymes.
  • Biliary colic: Hyomax may be used in the management of biliary colic, a condition caused by gallstones obstructing the bile ducts.

It’s important to note that the specific uses and dosage of Hyomax may vary depending on the individual, their medical condition, and the healthcare professional’s recommendation. Always follow the instructions provided by your doctor or pharmacist.

What special precautions should I follow?

Regarding special precautions for Hyomax, here are a few general guidelines:

  • Allergies: Inform your doctor if you have any known allergies to Hyomax or other medications.
  • Medical conditions: Disclose your complete medical history, especially if you have conditions such as glaucoma, urinary problems, myasthenia gravis, heart problems, high blood pressure, or an overactive thyroid.
  • Pregnancy and breastfeeding: If you are pregnant, planning to become pregnant, or breastfeeding, consult your healthcare provider before using Hyomax, as its safety during these periods is not well established.
  • Drug interactions: Inform your doctor about all the medications, supplements, and herbal products you are currently taking, as Hyomax may interact with certain drugs, including other anticholinergic medications.
  • Side effects: Be aware of possible side effects, such as dizziness, drowsiness, blurred vision, dry mouth, constipation, and increased sensitivity to light. If you experience severe or persistent side effects, consult your healthcare professional.

What special dietary instructions should I follow?

There are no specific dietary instructions associated with taking Hyomax (Hyoscyamine). However, it’s generally recommended to take the medication with a full glass of water. You may take it with or without food, depending on your preference or as directed by your healthcare provider.

What should I do if I forget a dose?

If you happen to miss a dose of Hyomax, follow these general guidelines:

  • Timing: Take the missed dose as soon as you remember, unless it’s close to the time for your next scheduled dose. In that case, skip the missed dose and continue with your regular dosing schedule.
  • Do not double dose: Do not take a double dose to make up for the missed one. Taking more than the prescribed amount can increase the risk of side effects.
  • Consult your healthcare provider: If you’re unsure about what to do or if you have any concerns, it’s best to consult your doctor or pharmacist for specific advice.

What side effects can this medication cause?

Hyomax is a brand name for a medication called hyoscyamine, which belongs to a class of drugs known as anticholinergics. It is primarily used to treat various gastrointestinal conditions, such as irritable bowel syndrome and peptic ulcers. Like any medication, Hyomax can potentially cause side effects. Some common side effects associated with hyoscyamine may include:

  • Dry mouth
  • Blurred vision
  • Dizziness or lightheadedness
  • Drowsiness or sedation
  • Difficulty urinating or urinary retention
  • Constipation
  • Nausea or vomiting
  • Increased heart rate or palpitations
  • Skin rash or itching
  • Confusion or memory problems (particularly in older adults)

These side effects are generally mild and temporary, but if you experience any persistent or severe symptoms, it is important to consult your healthcare provider. Additionally, there may be other less common or rare side effects associated with Hyomax that are not listed here. It’s always advisable to read the medication’s package insert or consult a healthcare professional for comprehensive information about potential side effects.

What should I know about storage and disposal of this medication?

When it comes to storage and disposal of Hyomax or any medication, it’s important to follow the specific instructions provided by the manufacturer or your healthcare provider. However, here are some general guidelines:


  • Keep Hyomax in its original container, tightly closed.
  • Store it at room temperature, away from moisture, heat, and direct sunlight.
  • Keep it out of reach of children and pets.


  • Do not flush Hyomax down the toilet or pour it down the drain unless instructed to do so.
  • Check with your local pharmacy or healthcare provider for medication take-back programs or community disposal options.
  • If no specific instructions are available, you can dispose of the medication in the household trash.
    • Mix it with an undesirable substance like coffee grounds or kitty litter.
    • Place it in a sealed plastic bag before disposing of it in the trash.
    • Remove any personal information from the medication packaging before throwing it away.

In case of emergency/overdose

  • If you or someone else has taken too much Hyomax or is experiencing severe symptoms, call emergency services immediately (e.g., 911 in the United States).
  • Contact your local poison control center or seek immediate medical attention for guidance on what to do.

What other information should I know?

Other information:

  • Inform your healthcare provider about any allergies or sensitivities you have before taking Hyomax.
  • Provide a detailed medical history, especially if you have conditions like glaucoma, urinary retention, heart problems, or gastrointestinal obstruction.
  • Mention any other medications, including over-the-counter drugs, vitamins, or herbal supplements you are taking, as they may interact with Hyomax.
  • Be cautious when performing tasks that require alertness and clear vision, as Hyomax can cause dizziness and blurred vision.
  • Avoid alcohol consumption while taking Hyomax, as it may increase certain side effects.
  • Follow the prescribed dosage and administration instructions provided by your healthcare provider or the medication label.

Please note that the information provided here is for general knowledge and should not replace the specific instructions and advice given by your healthcare provider.

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