pyrithione zinc (OTC)

Frequency Not Defined

Stinging/burning of scalp

Desquamation

Irritation of the skin (rare)

Contraindications

Hypersensitivity

Cautions

Topical use only

Ask a doctor before use if you have a condition that covers a large area of the body

When using this product avoid contact with eyes; if contact occurs, rinse eyes thoroughly with water

Stop use and ask a doctor if condition worsens or does not improve after regular use of this product as directed

Keep out of reach of children; if swallowed, get medical help or contact a Poison Control Center right away

Pregnancy

Ask a healthcare professional

Lactation

Ask a healthcare professional

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.

Mechanism of Action

Binds to hair and external skin layers; reduces turnover rate of cells; toxicity nonspecific for epidermal cells; cytostatic agent