Treatment	Type/dose	Side effects
Chemical peels	30% to 35% trichloroacetic acid (Trichlor)	Transient stinging, burning, pain
Cryotherapy	Liquid nitrogen	Pain, hypopigmentation with prolonged exposure
Laser therapy	Neodymium-doped yttrium aluminum garnet (ND: YAG) laser	Pain, postinflammatory hyperpigmentation, redness, textural changes, hypopigmentation
Hydroquinone (Eldoquin Forte)	3% to 4% topical	Hypersensitivity, acne, ochronosis
Mequinol/tretinoin (Solage)	2% mequinol/0.01% tretinoin topical solution	Redness, dryness, itching, sensitivity
Retinoids	Tazarotene 0.1% cream (Tazorac); adapalene 0.1% or 0.3% gel (Differin)	Redness, dryness, itching, sensitivity