L-(-)-Histidine
Brand names,
L-(-)-Histidine
Analogs
L-(-)-Histidine
Brand Names Mixture
L-(-)-Histidine
Chemical_Formula
C6H9N3O2
L-(-)-Histidine
RX_link
No information avaliable
L-(-)-Histidine
fda sheet
L-(-)-Histidine
msds (material safety sheet)
L-(-)-Histidine
Synthesis Reference
No information avaliable
L-(-)-Histidine
Molecular Weight
155.15 g/mol
L-(-)-Histidine
Melting Point
282 oC
L-(-)-Histidine
H2O Solubility
No information avaliable
L-(-)-Histidine
State
Solid, white crystals
L-(-)-Histidine
LogP
-3.461
L-(-)-Histidine
Dosage Forms
Capsules, powder and tablets
L-(-)-Histidine
Indication
The actions of supplemental L-histidine are entirely unclear. It may have some immunomodulatory as well as antioxidant activity. L-histidine may be indicated for use in some with rheumatoid arthritis. It is not indicated for treatment of anemia or uremia or for lowering serum cholesterol.
L-(-)-Histidine
Pharmacology
Is found abundantly in hemoglobin; has been used in the treatment of rheumatoid arthritis, allergic diseases, ulcers & anemia. A deficiency can cause poor hearing.
L-(-)-Histidine
Absorption
Absorbed from the small intestine via an active transport mechanism requiring the presence of sodium.
L-(-)-Histidine
side effects and Toxicity
ORL-RAT LD50 > 15000 mg kg-1, IPR-RAT LD50 > 8000 mg kg-1, ORL-MUS LD50 > 15000 mg kg-1, IVN-MUS LD50 > 2000 mg kg-1; Mild gastrointestinal side effects.
L-(-)-Histidine
Patient Information
L-histidine supplements should be avoided by children, pregnant women and nursing mothers. Those with allergies or peptic ulcer disease should only use L-histidine supplements under strict medical supervision. Although there are no reports of adverse events in these groups, increased histamine production from L-histidine might negatively affect those with these conditions.
L-(-)-Histidine
Organisms Affected
Humans and other mammals