Deductions & credits

 Pub 535 say in regard to self-employed health insurance. 

But don’t include the following.

• Amounts for any month you were eligible to participate in a health plan subsidized by your or your spouse’s employer or the employer of either your dependent or your child who was under the age of 27 at the end of 2019.

You can claim your ACA expenses on Schedule A.

Pub 535