In obstetrics, the distance between the midline superior point of the sacrum and the upper margin of the symphysis pubis. It is the anteroposterior diameter of the pelvic inlet, estimated by subtracting 1.5 to 2 cm from the measurement of the diagonal conjugate.
1 Promethazine-codeine cough syrup, a medication that contains codeine, an opioid that acts as a cough suppressant and can also produce relaxation and euphoria when consumed at a higher-than-prescribed dose. 2  It also contains promethazine HCl, an antihistamine that additionally acts as a sedative.
Does Promethazine (Phenergen) treat symptoms of a panic attack? I am pregnant and can't take xanax anymore for my panic attacks. Update: The only reason I asked is, wikipedia says that it is a sedative and used to be prescribed as an antipsychotic and I thought that maybe it would relax me enough to calm my attacks.