Hydroxyprogesterone
Hydroxyprogesterone Caproate Solution for injection
What is this medicine?
HYDROXYPROGESTERONE (hye drox ee proe JES ter one) is a female hormone. This medicine is used in women who are pregnant and who have delivered a baby too early (preterm) in the past. It helps lower the risk of having a preterm baby again.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
blood clotting disorders
breast, cervical, uterine, or vaginal cancer
depression
diabetes or prediabetes
heart disease
high blood pressure
kidney disease
liver disease
lung or breathing disease, like asthma
migraine headaches
seizures
vaginal bleeding
an unusual or allergic reaction to hydroxyprogesterone, other hormones, medicines, foods, dyes, castor oil, benzyl alcohol, or other preservatives
breast-feeding
How should I use this medicine?
This medicine is for injection into a muscle. It is given by a health care professional in a hospital or clinic setting. You are likely to get an injection once a week to prevent preterm delivery.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
Overdosage: If you think you've taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
What if I miss a dose?
It is important not to miss your dose. Call your doctor or health care professional if you are unable to keep an appointment.
What may interact with this medicine?
acetaminophen
bupropion
clozapine
efavirenz
halothane
methadone
nicotine
theophylline, aminophylline
tizanidine
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?
Your condition will be monitored carefully while you are receiving this medicine.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
breathing problems
breast tissue changes or discharge
changes in vision
confusion, trouble speaking or understanding
depressed mood
increased hunger or thirst
increased urination
pain, redness, or irritation at site where injected
pain, swelling, warmth in the leg
shortness of breath, chest pain, swelling in a leg
sudden numbness or weakness of the face, arm or leg
sudden severe headaches
trouble walking, dizziness, loss of balance or coordination
unusually weak or tired
vaginal bleeding
yellowing of the eyes or skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
changes in emotions or moods
diarrhea
fluid retention and swelling
nausea
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Where should I keep my medicine?
This drug is given in a hospital or clinic and will not be stored at home.
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
Updated:  
March 21, 2017
Sources:  
U.S. FDA-approved Package Insert