If you are:
Only When Necessary: FDA RISK CATEGORY C IN COMBINATION PRODUCTS
FDB Contraindicated or Not Recommended: LIMITED DATA SUG ADV EFFECTS WITH EXPOSURE TO TOPICAL SALICYLATES
Precaution: INSUFF DATA; SYSTEMIC ABSORP W/ 25% CONC APPLIED TO ABRADED SKIN IN ANIMALS
Precaution: INSUFFICIENT DATA AVAILABLE. NOT RECOMMENDED BY MFR
An adult over 60:
management or monitoring precaution: Risk for possible acute inflammation or ulceration of the extremities particularly in those patients with decreased circulation to the extremities for any reason.
Giving Acno Lotion to a child under 12:
management or monitoring precaution: Prolonged use or use on extensive skin areas may lead to systemic toxicity, e.g. hemostatic or metabolic changes.
management or monitoring precaution: Topical preparations containing sulfur should not be used age < 2 years except under the direction and supervision of a physician.