Brand Names: Striant

Generic Name: testosterone buccal system (Pronunciation: tes TOSS ter one)

• What is testosterone buccal system (Striant)?
• What are the possible side effects of testosterone buccal system (Striant)?
• What is the most important information I should know about testosterone buccal system (Striant)?
• What should I discuss with my healthcare provider before using testosterone buccal system (Striant)?
• How should I use testosterone buccal system (Striant)?
• What happens if I miss a dose (Striant)?
• What happens if I overdose (Striant)?
• What should I avoid while using testosterone buccal system (Striant)?
• What other drugs will affect testosterone buccal system (Striant)?
• Where can I get more information?

What is testosterone buccal system (Striant)?

Testosterone is a naturally occurring "male" sex hormone necessary for many processes in the body.

Testosterone buccal system is used to treat men with low testosterone levels.

Testosterone buccal system may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of testosterone buccal system (Striant)?

If you experience any of the following serious side effects, stop using testosterone buccal system and seek emergency medical attention or contact your doctor immediately:

• an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
• nausea or vomiting;
• changes in skin color;
• swelling of the ankles or legs;
• breathing disturbances, including those associated with sleep;
• too frequent or prolonged erections;
• liver damage (yellowing of the skin or eyes, nausea, abdominal pain or discomfort, unusual bleeding or bruising, or severe fatigue); or
• dark colored urine or problems with urination.

Other, less serious side effects may be more likely to occur. Continue to use testosterone buccal system and talk to your doctor if you experience

• irritation or changes in the gum at the system application site;
• bitter or unusual taste in the mouth;
• headache;
• emotional changes;
• increased blood pressure;
• decreased interest in sex;
• changes in blood cholesterol or number of red blood cells (detected by blood tests);
• prostate changes or difficulty urinating;
• enlarged, swollen or tender breasts; or
• acne.

Notify your doctor if a female partner experiences male-pattern baldness, excessive body hair growth, an increase in acne, menstrual irregularities, or signs of masculinity.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome. You may report side effects to FDA at 1-800-FDA-1088.

Read the Striant (testosterone) Side Effects Center for a complete guide to possible side effects »

What is the most important information I should know about testosterone buccal system (Striant)?

Notify your doctor if you experience nausea; vomiting; swelling of the ankles; changes in skin color; too frequent or prolonged erections; breathing disturbances, including those associated with sleep; yellowing of the skin or eyes; dark colored urine; or problems with urination.

Notify your doctor if a female partner experiences male-pattern baldness, excessive body hair growth, an increase in acne, menstrual irregularities, or signs of masculinity.

Regularly inspect the gum where the testosterone buccal system is applied. Promptly report any changes to your doctor or dentist.