Can junel birth control cause adult acne?

Yes. It's a possible side effect of the progestin component of the pill, in this case, it's the norethindrone. Birth control medication containing progestins have this possible side effect because of the androgenic properties of this component.
OCP and acne. Most hormonal contraceptives are helpful as a treatment for acne by indirectly reducing testosterone levels.

Related Questions

I am taking Solodyn for acne, 115 mg and Junel 1/20 fe. Does this antibiotic effect the effectiveness of my birth control. If so, to what degree?

Has an effect. Solodyn may make your birth control pills less effective. You could become pregnant. You should use a second form of birth control while taking Solodyn. Read more...
Yes. There is evidence that solodyn can decrease the efficacy of birth control pills. To what degree I do not have a specific number on, but backup protection recommended. In addition, pregnancy not advised while on solodyn! Read more...
NO. IT DOES NOT!! That question was settled 30 years ago. That said, this is an expensive antibiotic. Probably you will be much better by using SPIRONOLACTONE instead. It goes very well with the OC, is not an antibiotic, is much more effective for adult women, and costs only $5 a month. Usual dose 100mg a day. Side effects usually absent. Read more...