Looking for medically themed horror movies that feature a female antagonist conducting excruciating experiments

Here are some medically themed horror movies featuring female antagonists who conduct excruciating experiments:

**"The Human Centipede (First Sequence)" (2009)** - While the main antagonist is a male doctor, the film features unsettling elements of surgical experimentation and transformations. The sequel, "The Human Centipede 2," includes a female character who plays a disturbing role.

**"The Other Side of the Door" (2016)** - The film features a mother who goes to extreme lengths to interact with her deceased child, although it isn't purely focused on experiments. Its exploration of grief and consequences can fit into the horror theme.

**"The Skin I Live In" (2011)** - This film features a male surgeon with a female captive undergoing extreme and sinister transformation experiments, highlighting themes of obsession and bodily autonomy.

**"Dead Ringers" (1988)** - Directed by David Cronenberg, this film features twin gynecologists (played by Jeremy Irons) who conduct unethical experiments on women. While the main characters are male, the women subjected to their practices experience horrendous outcomes.

**"May" (2002)** - The protagonist, May, is a lonely woman who conducts experiments on herself and others to create her ideal friend. Her descent into madness and gruesome actions showcase a twisted take on relationships and societal rejection.

**"The Eyes of My Mother" (2016)** - While it focuses on more psychological horror, the film features a female antagonist who carries out acts of horrific bodily modification and keeps individuals captive.

**"Antibirth" (2016)** - This film features a woman who believes she has undergone a bizarre, non-consensual medical procedure. The story blends horror with body transformation themes related to female agency.

These films offer a blend of psychological horror, experimental themes, and unsettling cruelty, revolving around female characters and their dark motivations.