Teslac

Teslac belongs to the general group of medicines called antineoplastics. It is used to treat some cases of breast cancer in females.

Teslac is available only with your doctor's prescription. This product is available in the following dosage forms:

• Tablet

Before using Teslac you must know all about the risks and complications associated with it. This is a decision you and your doctor will make. 

For this medicine, the following should be considered:

Allergies: Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Geriatric Population: Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing the use of testolactone in the elderly with use in other age groups.

Pregnancy: All Trimesters: Category C: Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.

Breastfeeding: There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Drug Interactions: Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose or other precautions may be necessary. 

Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.

Other Interactions: Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Other Medical Problems: The presence of other medical problems may affect the use of this medicine.

Make sure you tell your doctor if you have any other medical problems, especially:

• Heart or kidney disease

Proper usage of Teslac requires strict adherence to your doctor’s orders. Do not use more or less of it, and do not use it more often than your doctor ordered. 

The exact amount of medicine you need has been carefully worked out. Taking too much may increase the chance of side effects while taking too little may not improve your condition.

Testolactone sometimes causes nausea and vomiting. However, it may have to be taken for several weeks or months to be effective. 

Even if you begin to feel ill, do not stop using this medicine without first checking with your doctor. Ask your health care professional for ways to lessen these effects.

If you vomit shortly after taking a dose of testolactone, check with your doctor. You will be told whether to take the dose again or to wait until the next scheduled dose.

Dosing: The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

Missed Dose: If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

Storage: Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing. Keep out of the reach of children. Do not keep outdated medicine or medicine no longer needed.

Before using Teslac, there are some precautions you must take. It is very important that your doctor check your progress at regular visits to make sure that this medicine is working properly and to check for unwanted effects.

As with many medications, there are several potential side effects associated with Teslac. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Less common:

• Numbness or tingling of fingers, toes or face

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. 

Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.