1 If there is a question as to a patient's therapeutic compliance, a serum test request for the specific drug of interest may be of help.  The presence of methadone >LOQ indicates exposure to methadone within 6 to 7 days prior to specimen collection.
Erythromycin topical Prices This erythromycin topical price guide is based on using the Drugs.com discount card which is accepted at most U.S. pharmacies. The cost for erythromycin topical topical gel 2% is around $113 for a supply of 30 grams, depending on the pharmacy you visit. Prices are for cash paying customers only and are not valid with insurance plans.
1 Before using benzoyl peroxide/erythromycin gel, thoroughly wash, rinse with warm water, and gently dry your skin.  Apply and rub in a thin film of medicine to the affected skin and surrounding areas using the fingertips or applicator provided.