Yes, they do. Since the period is a natural cycle that a woman has, she indeed will still get her period even if she is in a coma. However, it might be irregular and the flow will vary from month to month.
comas
No coma / coman / comas / comáis No comer (impersonal)
Juan Comas was born in 1900.
Juan Comas died in 1979.
Alex Comas was born on 1971-11-14.
Jorge Comas was born on 1960-06-09.
Josep Comas Solà was born in 1868.
Josep Comas Solà died in 1937.
Xavier Comas Guixé was born in 1977.
"No te lo comas" is Spanish for "Do not eat it".
Jaume Comas was born in 1948, in Barcelona, Barcelona, Catalonia, Spain.
José Comas Quesada died on 1993-01-14.