Learn what's safe to take for colds, flus, and aches and pains when you're pregnant, including medicines and natural remedies. Aktipak (erythromycin and benzoyl peroxide) Gel 3%/5% is an acne therapy that mixes fresh, featuring a patient-blended, dual-chamber pouch. Medical uses. Erythromycin can be used to treat bacteria responsible for causing infections of the skin and upper respiratory tract, including Streptococcus, Staphylococcus, Haemophilus and Corynebacterium genera. Emergency Preparedness. Bioterrorism, drug preparedness and natural disaster response. Drug Approvals and Databases. CDER highlights key Web sites. The bottom line. Newborns receive erythromycin eye ointment after birth to prevent pink eye in the first month of life, also called ophthalmia neonatorum (ON). What other drugs will affect erythromycin? Sometimes it is not safe to use certain medications at the same time. Some drugs can affect your blood levels of other drugs you take, which may increase side effects or make the medications less effective. Erythromycin comes as a capsule, tablet, delayed-release (releases the medication in the intestine to prevent break-down of the medication by stomach acids) capsule, delayed-release tablet, and a suspension (liquid), to take by mouth. Recent Examples on the Web. All of them were resistant to at least seven antibiotics (azithromycin, ciprofloxacin, clindamycin, erythromycin, nalidixic acid, telithromycin, and tetracycline). Erythromycin topical is an antibiotic that fights skin infection caused by bacteria. Erythromycin topical (for the skin) is used to treat bacterial infections such as severe acne. Aktipak (erythromycin and benzoyl peroxide) Gel 3%/5% is a fresh mix for acne. Patient-blended therapy is a portable, pocket-sized, dual-chamber pouch.