Mystin R

Mystin R Uses, Dosage, Side Effects, Mechanism of Action, How Long Does it Take to Work? Mystin R is a brand name. Its generic name is Ranitidine.

Introduction

Mystin R is a histamine-2(H2)-blocker used to treat and prevent stomach and duodenal ulcers, and to treat other stomach and gastrointestinal conditions. It is an over-the-counter drug, available both as a prescription and non-prescription medication.

Uses

Mystin R is used to treat gastrointestinal disorders such as gastroesophageal reflux disease (GERD), ulcers, and other conditions involving excessive stomach acid. It can also be used to prevent stress ulcers, to treat heartburn, and to reduce the occurrence of stomach or duodenal ulcers

Mechanism of Action

Mystin R works by reducing the amount of acid produced by the stomach, therefore reducing the symptoms of heartburn and other gastrointestinal conditions. It does this by blocking histamine-2, which reduces the amount of acid production in the stomach in response to food.

How Long Does it Take to Work?

Mystin R begins to reduce stomach acid production and improve symptoms within a few hours or days after the first dose. The maximum benefit is usually reached within 4 weeks.

Absorption

Mystin R is well absorbed in the stomach and intestine. It has an oral absorption rate of 65-80%.

Route of Elimination

Mystin R is eliminated by the kidneys through urine via glomerular filtration and tubular secretion. Its elimination half-life is 1-2 hours.

Dosage

Mystin R is available in tablets, capsules, and suspension forms. The dosage forms and strengths are as follows:

  • Tablet: 75 mg, 150 mg, and 300 mg
  • Capsules: 75 mg and 150 mg
  • Suspension: 10 mg/mL

The usual adult dose for treatment of active duodenal ulcers is 150 mg to 300 mg twice daily. For maintenance of healing of duodenal ulcers, 150 mg once daily is recommended.

For treatment of esophageal reflux, the usual dose is 150 to 300 mg twice daily. For maintenance of healing of esophageal lesions, the recommended dose is 150 mg once daily.

For treatment of conditions involving excessive stomach acid, the recommended dose is 150 to 300 mg twice daily.

Administration

Mystin R can be taken with or without food. It should be taken with a full glass of water to ensure that it is completely absorbed. It is important to consume the full amount of water that is recommended for each dose.

Side Effects

Common side effects of ranitidine include headache, diarrhea, constipation, nausea, rash, dizziness, and abdominal pain. Less common side effects may include muscle pain, joint pain, fever, mental confusion, and depression.

Toxicity

Mystin R has a low toxicity and is generally well tolerated. Large doses may cause hypotension and can be fatal in cases of overdose.

Precautions

Mystin R should be used with caution in people with kidney or liver disease, and those with a history of drug allergies.

Interactions

Mystin R may interact with other medications including antacids, drugs used to treat heartburn, anti-seizure medications, certain antibiotics, and theophyllines.

Disease Interactions

Mystin R should not be used in people with porphyria, a rare metabolic disorder. It should also be used with caution in people with severe kidney disease.

Drug Interactions

Mystin R can interact with certain medications such as antacids, drugs used to treat heartburn, anti-seizure medications, certain antibiotics, and theophyllines. Be sure to discuss all medications you are taking with your healthcare provider before taking ranitidine.

Food Interactions

Mystin R may interact with food. Consuming alcohol while taking ranitidine may increase the risk of side effects such as headache, dizziness, and drowsiness.

Pregnancy Use

Mystin R should only be used during pregnancy if the potential benefit justifies the potential risk to the fetus. Be sure to discuss the use of ranitidine with your healthcare provider before using it during pregnancy.

Lactation Use

Mystin R is excreted in breast milk and may affect a nursing baby. Therefore, it should be used with caution in breastfeeding women.

Acute Overdose

If an overdose of Mystin R occurs, seek medical attention immediately. Symptoms of overdose may include low blood pressure, dizziness, and unusual sleepiness.

Contraindication

Mystin R is contraindicated in people who are allergic to the active ingredient in the drug.

Use Direction

Mystin R should be taken as directed by your healthcare provider. The usual adult dose for treatment of active duodenal ulcers is 150 mg to 300 mg twice daily. For maintenance of healing of duodenal ulcers, 150 mg once daily is recommended.

Storage Condition

Mystin R should be stored at room temperature, away from heat and moisture. Keep out of reach of children.

Volume of Distribution

The apparent volume of distribution for Mystin R is 5L/kg.

Half Life

The half-life of Mystin R is 1-2 hours.

Clearance

The clearance for Mystin R is 10 mL/min/kg.

Here you find in details version of Mystin R

Some Frequently Asked Questions About Mystin R

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What is Mystin R?

Mystin R is an over-the-counter and prescription histamine-2 blocker or H2 blocker used to treat gastroesophageal reflux disease (GERD), Zollinger-Ellison Syndrome (ZES) and other conditions caused by too much acid in the stomach.

How does Mystin R work?

Mystin R works by inhibiting the production of acid in the stomach, thus reducing the symptoms of acid reflux. It can also protect the lining of the stomach from damage due to the excess stomach acid.

What is the brand name of Mystin R?

The brand name of Mystin R is Zantac.

What is the dosage of Mystin R?

The dosage of Mystin R depends on the medical condition and age of the patient; however, the usual dosage for adults in the treatment of acid reflux is 150 mg twice a day.

What are the side effects of Mystin R?

The most common side effects of Mystin R include headache, dizziness, nausea, and diarrhea. Other less common side effects include constipation, stomach pain, and rash.

Does Mystin R interact with other medications?

Yes, Mystin R can interact with other medications such as anticoagulants, sulfonylureas, and NSAIDs. Talk to your doctor or pharmacist before taking any other medication while taking Mystin R.

What is the difference between Mystin R and Famotidine?

Mystin R and Famotidine are both H2 blockers used for treating acid reflux and GERD. The main difference between them is that Mystin R is more effective for treating Zollinger-Ellison Syndrome. In terms of side effects, Mystin R may cause headaches and dizziness, while Famotidine may cause diarrhea.

Can I take Mystin R while pregnant/breastfeeding?

It is not recommended to take Mystin R while pregnant or breastfeeding as it may be harmful to the fetus or infant. Talk to your doctor before taking Mystin R during pregnancy or while breastfeeding.

How long does it take for Mystin R to work?

Mystin R usually begins to work within an hour of taking it and continues to work for up to 12 hours.

Can I take Tylenol (acetaminophen) and Mystin R together?

Yes, it is safe to take Tylenol (acetaminophen) and Mystin R together.

Is Mystin R a laxative?

No, Mystin R is not a laxative.

How should I take Mystin R?

Mystin R should be taken with or without food as prescribed by a doctor. It is important to take Mystin R exactly as prescribed and not to take more or less than recommended.

Can I take Mystin R long-term?

Mystin R can be taken long-term if it is necessary and advised by your doctor. It may be necessary to take Mystin R long-term to treat certain conditions, such as Zollinger-Ellison Syndrome.

What foods should I avoid while taking Mystin R?

It is recommended to avoid eating any food that increases the production of acid in the stomach, such as alcohol, caffeine, spicy foods, and citrus fruits while taking Mystin R.

Can Mystin R cause weight gain?

No, there is no evidence to suggest that Mystin R is linked to weight gain.

Can I take Omeprazole and Mystin R together?

No, it is not recommended to take Omeprazole and Mystin R together as they are both H2 blockers that work by suppressing acid production in the stomach.

Can I take vitamin C while taking Mystin R?

Yes, it is safe to take vitamin C while taking Mystin R.

Does Mystin R raise blood pressure?

No, there is no evidence to suggest that Mystin R is linked to increased blood pressure.

Can I take Mystin R if I have diabetes?

Yes, it is safe to take Mystin R if you have diabetes.

Can I take ibuprofen and Mystin R together?

Yes, it is safe to take ibuprofen and Mystin R together.

Can I take aspirin and Mystin R together?

Yes, it is safe to take aspirin and Mystin R together.

Does Mystin R cause constipation?

Yes, Mystin R can cause constipation in some people. If you experience constipation while taking Mystin R, it is important to contact your doctor.

Can I take Pepto-Bismol and Mystin R together?

No, it is not recommended to take Pepto-Bismol and Mystin R together as they both contain bismuth, which can have adverse effects when taken together.

What is the best time of day to take Mystin R?

The best time of day to take Mystin R depends on the dosage prescribed by your doctor. However, as a general rule, it is best to take the medication after meals or before bedtime.

Can I take Axid and Mystin R together?

No, it is not recommended to take Axid and Mystin R together as they both contain similar active ingredients and can lead to an overdose.

Can Mystin R cause liver damage?

Mystin R is not known to cause liver damage; however, if you notice any signs or symptoms of liver damage, it is important to contact your doctor immediately.

Can I take synthroid and Mystin R together?

Yes, it is safe to take synthroid and Mystin R together.

Does Mystin R cause weight loss?

No, there is no evidence to suggest that Mystin R is linked to weight loss.

Can Mystin R increase anxiety?

Yes, Mystin R can increase anxiety in some people. If you experience anxiety while taking Mystin R, it is important to contact your doctor.

Can Mystin R cause diarrhea?

Yes, Mystin R can cause diarrhea in some people. If you experience diarrhea while taking Mystin R, it is important to contact your doctor.

Can I take Prilosec and Mystin R together?

No, it is not recommended to take Prilosec and Mystin R together as they both contain similar active ingredients and can lead to an overdose.

Can I take phentermine and Mystin R together?

Yes, it is safe to take phentermine and Mystin R together.

Can I take smellaid and Mystin R together?

Yes, it is safe to take smellaid and Mystin R together.

Can I take Zofran and Mystin R together?

Yes, it is safe to take Zofran and Mystin R together.

Can I take Allegra and Mystin R together?

Yes, it is safe to take Allegra and Mystin R together.

Can I take a multivitamin and Mystin R together?

Yes, it is safe to take a multivitamin and Mystin R together.

Can I take Tagamet and Mystin R together?

No, it is not recommended to take Tagamet and Mystin R together as they both contain similar active ingredients and can lead to an overdose.

Can Mystin R cause stomach pain?

Yes, Mystin R can cause stomach pain in some people. If you experience stomach pain while taking Mystin R, it is important to contact your doctor.

Can I take ibuprofen and Mystin R at the same time?

Yes, it is safe to take ibuprofen and Mystin R at the same time.

Can I take aspirin and Mystin R at the same time?

Yes, it is safe to take aspirin and Mystin R at the same time.

Can Mystin R cause headaches?

Yes, Mystin R can cause headaches in some people. If you experience headaches while taking Mystin R, it is important to contact your doctor.

Can I take Benadryl and Mystin R together?

Yes, it is safe to take Benadryl and Mystin R together.

Can I take Tylenol and Mystin R together?

Yes, it is safe to take Tylenol and Mystin R together.

Can I take Prevacid and Mystin R together?

No, it is not recommended to take Prevacid and Mystin R together as they both contain similar active ingredients and can lead to an overdose.

Can I take Mystin R and Pepcid AC together?

No, it is not recommended to take Mystin R and Pepcid AC together as they both contain similar active ingredients and can lead to an overdose.

Can Mystin R cause dizziness?

Yes, Mystin R can cause dizziness in some people. If you experience dizziness while taking Mystin R, it is important to contact your doctor.