Fungal infections:

Indications for GRIS-PEG:

Ringworm infections of the skin, scalp, and nails.

Adult:

375mg daily as 1 or more divided doses; max 750mg daily.

Children:

<2 yrs: not recommended. 35-60lbs: 125–187.5mg daily. >60lbs: 187.5mg–375mg daily.

Contraindications:

Porphyria. Hepatocellular failure. Pregnancy.

Warnings/Precautions:

Continue therapy until infection is eradicated. Periodic monitoring of renal, hepatic, and hematopoietic functions. Discontinue if granulocytopenia occurs. Penicillin sensitivity. Avoid exposure to sunlight or UV light. Nursing mothers.

Interactions:

Antagonizes oral anticoagulants. Antagonized by barbiturates. May potentiate alcohol. Oral contraceptives may be less effective.

Adverse Reactions:

Oral thrush, GI distress, dizziness, confusion, peripheral neuritis, photosensitivity, granulocytopenia, leukopenia, proteinuria, lupus-like syndrome.

How Supplied:

Tabs 125mg—100; 250mg—100, 500

Pricing for GRIS-PEG

250mg tablet (Qty: 30)
Appx. price $64
GoodRx