Testosterone - subcutaneous injection
Testosterone - subcutaneous injection
This medication can raise your blood pressure, which can increase your risk of having a heart attack or stroke. Your risk may be higher if you have a medical history of high blood pressure, heart disease, or stroke. Check your blood pressure regularly and tell your doctor if the results are high.
Your doctor will monitor your blood pressure regularly during treatment with this medication. Medications may be started or adjusted to control your blood pressure.
This medication is used by men who do not make enough of a natural substance called testosterone (hypogonadism). Testosterone belongs to a class of drugs known as androgens. Testosterone helps the body to develop and maintain the male sexual characteristics (masculinity), such as a deep voice and body hair. It also helps to maintain muscle and prevent bone loss, and is necessary for natural sexual ability/desire.
This drug should not be used by women.
Read the Medication Guide provided by your pharmacist before you start using testosterone and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
If you are using this medication at home, learn all preparation and usage instructions from your health care professional and the product package. Before using, check this product visually for particles or discoloration. If either is present, do not use the liquid. Learn how to store and discard medical supplies safely.
Inject this medication under the skin of your abdomen as directed by your doctor, usually once every week. Before injecting each dose, clean the injection site with rubbing alcohol. Change the injection site each time to lessen injury under the skin. The dosage is based on your medical condition, testosterone blood levels, and response to treatment.
Use this medication regularly to get the most benefit from it. To help you remember, use it on the same day each week.
Misuse or abuse of testosterone can cause serious side effects such as heart disease (including heart attack), stroke, liver disease, mental/mood problems, abnormal drug-seeking behavior, or improper bone growth (in adolescents). Do not increase your dose or use this drug more often or for longer than prescribed. When testosterone is misused or abused, you may have withdrawal symptoms (such as depression, irritability, tiredness) when you suddenly stop using the drug. These symptoms may last from weeks to months.
Tell your doctor if your condition does not get better or if it gets worse.
See also Warning section.
Headache, changes in sexual interest, oily skin, hair loss, and acne may occur. Pain, bruising, or bleeding at the injection site may also occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including:
Get medical help right away if you have any very serious side effects, including:
Rarely, males may have a painful or prolonged erection lasting 4 or more hours. If this occurs, stop using this drug and get medical help right away, or permanent problems could occur.
This medication can decrease sperm production, an effect that may lower male fertility. Consult your doctor for more details.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:
In the US -
Before using testosterone, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients (such as sesame oil), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of:
If you have diabetes, this product may affect your blood sugar. Check your blood sugar regularly as directed and share the results with your doctor. Tell your doctor right away if you have symptoms of low blood sugar. Your doctor may need to adjust your diabetes medication, exercise program, or diet.
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
Children may be more sensitive to the side effects of this drug. In children, it may affect bone growth. Monitor your child's height periodically.
Older adults may be more sensitive to the side effects of this drug, especially prostate problems.
This medication should not be used by women, especially during pregnancy or breast-feeding. It may harm an unborn or breast-feeding baby. Consult your doctor for more details.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
Some products that may interact with this drug are:
This medication may interfere with certain lab tests (such as thyroid tests), possibly causing false test results. Make sure lab personnel and all your doctors know you use this drug.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
Do not share this medication with others. Sharing it is against the law.
Lab and/or medical tests (such as PSA, cholesterol, hemoglobin/hematocrit, testosterone blood levels, prostate exams) should be done while you are using this medication. Keep all medical and lab appointments.
If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose. Use your next dose on your regular day. Do not double the dose to catch up.
Store in the original package at room temperature away from light and moisture. Do not refrigerate or freeze. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.
Information last revised December 2018.
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