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After the expiration date most medications will lose some of their potency. It would not be dangerous to use but may not be as effective.
DearSunnielyons,Yes,Retin-A will lose its potency over time. Some medicines such as tetracyclinetype antibiotics can actually be quite dangerous to take after expiration date.I am not aware of any danger with older Retin-A other than the fact it will notbe as effective. Two years seems like the shelf life has been exceeded. Ihope this has been helpful.RobertD. Wilcox, M.D.
All medication will either lose efficacy over time and/or completely alter. Some medication (not Retin-A) can even become poisonous if taken too far after the expiration date. For Retin-A, yes, it has lost efficacy, which means now when you get a new tube and use it, you will need to be cautious because you will be used to using a much lower potency product. Toss your tube and get a new one. That isn't good to use. "This answer has been solicited without seeing this patient and cannot be held as true medical advice, but only opinion. Seek in-person treatment with a trained medical professional for appropriate care."
I am not surprised that some people become depressed while using Retin A. They probably were also running, or eating broccoli, or break-dancing, or living in Cobleskill. This does not mean that Retin A, running, eating broccoli, or living in Cobleskill cause depression. Many times things...
Retin-A will have no effect on the darkness of your lips. I am not aware of any procedure that will correct your problem.
Retin-A can be very drying, so moisturizer is important. It's also important to choose the right one for your skin. I would recommend that you call the plastic surgeon or dermatologist who prescribed the Retin-A for you, and see if you can set up a consultation with their Licensed...
