Lysine (Herb/Suppl)

Brand and Other Names:L-lysine, lysine monohydrochloride

Suggested Dosing

Herpes Simplex Labialis

1000 mg PO qD-TID x 6-12 months

Topical: (Super Lysine Plus) applied q2hr x11days

Metabolic Alkalosis

10 g PO qDay divided doses for up to 5 days

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Suggested Uses

Athletic performance enhancement, herpes simplex labialis, metabolic alkalosis

Efficacy

Possibly effective for herpes simplex labialis treatment

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Adverse Effects

Diarrhea, abdominal pain, chronic renal failure, interstitial nephritis

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Warnings

Contraindications

None reported

Cautions

Kidney disease

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Pregnancy & Lactation

Pregnancy Category: avoid use

Lactation: avoid use

Pregnancy Categories

A: Generally acceptable. Controlled studies in pregnant women show no evidence of fetal risk.

B: May be acceptable. Either animal studies show no risk but human studies not available or animal studies showed minor risks and human studies done and showed no risk.

C: Use with caution if benefits outweigh risks. Animal studies show risk and human studies not available or neither animal nor human studies done.

D: Use in LIFE-THREATENING emergencies when no safer drug available. Positive evidence of human fetal risk.

X: Do not use in pregnancy. Risks involved outweigh potential benefits. Safer alternatives exist.

NA: Information not available.

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Pharmacology

Metabolism: N/A

Excretion: N/A

Mechanism of Action

Lysine inhibits replication of arginine-rich herpes viruses

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Medscape prescription drug monographs are based on FDA-approved labeling information, unless otherwise noted, combined with additional data derived from primary medical literature.