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Prescription vs.OTC: Prescription by Doctor required
Last Updated: August 06, 2021

Lysine is an amino acid that is used to treat cold sores and other complications caused by herpes virus. It has to be taken in the form of diet supplements. It is usually administered orally and in some cases it can be applied directly on the skin.

If the drug is taken in very high doses it may lead to complications like nausea, diarrhea, pain in the abdomen, kidney failure. However, the occurrence of these complications is extremely rare.

Additionally, this drug increases the absorption of calcium into the body. Thus, you should avoid taking any additional calcium supplements with. This may increase the concentration of calcium in the body above what is required and can lead to health complications.

Information given here is based on the salt content of the medicine. Uses and effects of the medicine may vary from person to person. It is advisable to consult a Internal Medicine Specialist before using this medicine.

This drug is use to treat:

  • Allergic Disorders

  • Hypersensitivity

Side effects of this drug include:

  • Is It safe with alcohol?

    Consult your doctor before consuming alcohol.
  • Are there any pregnancy warnings?

    In case of pregnancy, you must consult the doctor.
  • Are there any breast-feeding warnings?

    In case of breastfeeding, you must consult the doctor.
  • Is it safe to drive while on this medicine?

    Caution is advised when driving or operating machinery.
  • Does this affect kidney function?

    Caution should be used in patients with renal impairment.
  • Does this affect liver function?

    No information available regarding its use in patients with liver disease. Kindly consult with your doctor before taking it.
  • Are there any missed dose instructions?

    Missed dose should be taken as soon as possible. It is recommended to skip your missed dose, if it is the time for your next scheduled dose.
  • Are there any overdose instructions?

    Consult your doctor in case of overdose.

Below is the list of medicines, which contains Lysine as ingredient

Lysine is one of the essential amino acid used in the biosynthesis of proteins. Lysine requirement are met by red meats, eggs, soy, beans, cheese and fish. It is required for growth and tissue repair that works on prevent HSV growth by stopping arginine from binding.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Medicine

    This drug interacts with calcium.

Ques: What is Lysine?

Ans: It is used to treat the complications caused by herpes virus.

Ques: How long do I need to use Lysine before I see improvement in my condition?

Ans: In most of the cases, the average time taken by this medication to reach its peak effect is around 1 day to 1 week. Please consult your doctor for the time period you need to use this medication.

Ques: At what frequency do I need to use Lysine?

Ans: This medication is generally used once or twice a day. It is advised to consult your doctor before the usage, as the frequency also depends on the patient's condition.

Ques: Should I use Lysine empty stomach, before food or after food?

Ans: This medication is advised to be consumed orally. If you take it on an empty stomach, it might upset the stomach. Please consult the doctor before using it.

Ques: What are the instructions for the storage and disposal of Lysine?

Ans: It should be stored at room temperature, away from heat and direct light. Keep it away from the reach of children and pets.

Ques: How is Lysine administered?

Ans: Lysine can be administered both topically and orally.

Ques: Is Lysine safe for usage in patients with diabetes?

Ans: Lysine should be used with caution as it may increase the blood sugar level in some patients.

Ques: Is Lysine safe for usage in paediatrics?

Ans: Lysine is not recommended for usage in paediatrics as its safety and effectiveness are not known.

Ques: How long should Lysine be administered topically?

Ans: Lysine is administered topically for about 2 hours for 11 days.

Ques: What is the oral recommended dosage of Lysine?

Ans: The oral recommended dosage of Lysine is 1000mg for 12 months.
Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Content Details
Written By
PhD (Pharmacology) Pursuing, M.Pharma (Pharmacology), B.Pharma - Certificate in Nutrition and Child Care
Reviewed By
MBBS, Master in Healthcare Administration, Diploma in Occupational Health
General Physician
Table of Content
About Lysine
What are the uses of Lysine
What are the contraindications of Lysine ?
What are the side effects of Lysine ?
Key highlights of Lysine
What are the dosage instructions?
Medicines containing Lysine
How does this medication work?
What are the interactions of Lysine ?
FAQs about Lysine