If you like Blood and Chocolate by Annette Curtis Klause
Here are some other vampire and werewolf titles that you may enjoy, too.
In the Forests of the Night by Amelia Atwater-Rhodes.
Risika, a teenage vampire, wanders back in time to the year 1684 when,as a human, she died and was transformed against her will. There is a sequel to this called Demon in my View. Atwater-Rhodes has written a number of other really good vampire and vampire hunter titles.
Sweetblood by Pete Hautman.
After a lifetime of being a model student, sixteen-year-old Lucy Szabo is suddenly in trouble at school, at home, with the "proto-vampires" she has met online and in person, and most of all with her uncontrolled diabetes.
Companions of the Night by Vivian Vande Velde.
When sixteen-year-old Kerry Nowicki helps a young man escape from a
group of men who claim he is a vampire, she finds herself faced with
some bizarre and dangerous choices.
Look For Me By Moonlight by Mary Downing Hahn.
While staying at the remote and reputedly haunted Maine inn run by her father and pregnant stepmother, sixteen-year-old Cynda feels
increasingly isolated from her father's new family and finds solace in the attentions of a charming but mysterious guest.
The Silver Kiss by Annette Curtis Klause.
A mysterious teenage boy harboring a dark secret helps Zoe come to terms with her mother's terminal illness.
The Blooding by Patricia Windsor.
While spending the summer working as an au pair for a couple in England, Maris discovers that the husband is a werewolf intent on making her one too.