-IBIS-1.7.0-
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interactions
Vidarabine (Vira-A)
Integrative Therapies

Definition

Vidarabine

generic name: Vidarabine

trade name: Vira-A

type of drug: Antiviral, ophthalmic.

used to treat: Ophthalmic preparations are used to treat virus infections of the eye, especially keratoconjunctivitis; herpes simplex encephalitis.

» Interactions:
nutrient affected by drug: Methionine

• mechanism: Vidarabine is known to interfere with methionine synthesis.
(Med Lett Drugs Ther 1977 May 20;19(10):42-43; Cantoni GL, et al. N Engl J Med 1982 Oct 21;307(17):1079.)

• nutritional concerns: Individuals taking vidarabine for an extended period of time should consult with with their prescribing physician to discuss options for countering the potential adverse effects of this drug. Some nutritionally oriented physicians have found value in monitoring serum methionine in their patients taking vidarabine.


Footnotes

Vidarabine (Vira-A). Med Lett Drugs Ther 1977 May 20;19(10):42-43.

Cantoni GL, Aksamit RR, Kim IK Methionine biosynthesis and vidarabine therapy. N Engl J Med 1982 Oct 21;307(17):1079. (Letter)