Tretinoin: After a few weeks of tretinoin cream or gel they will begin to come loose. A good dermatologist can extract them. A good "facial" can clean out blackheads. You can also squeeze them out yourself. A "blackhead" is not dirt. It is a plug of old skin oil [sebum]. When it is open to air the sebum becomes oxidized, which is dark. Clean off the mirror after you squeeze them out. This does not spread acn
Answered 4/7/2016
1.4k views
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question