Your pill might be:
Cenestin® (synthetic conjugated estrogens, A) Tablets 0.3 mg
Description: Round, green, film-coated tablet, debossed with dp on one side and 41 on the other side.
You can compare your pill to Duramed's image of dp 41 at
www.barrproductguide.com/
I'm not a pharmacist or a medical doctor. This message is not medical advice nor is it an offer to provide medical advice. All drug identifications should be validated by a licensed MD or pharmacist.