Do not take this medication with any of the following:
-Acitretin
This medication may also interact with the following:
-Antacids, vitamins, or other products that contain aluminum, calcium, iron, magnesium, sodium bicarbonate, or zinc
-Estrogen and progestin hormones
-Oral retinoids, such as isotretinoin, tretinoin
-Warfarin

They need to know if you have any of these conditions:
-Kidney disease
-Liver disease
-Stomach or intestine problems, such as colitis
-An unusual or allergic reaction to tetracycline, other medications, foods, dyes, or preservatives
-Pregnant or trying to get pregnant
-Breast-feeding

Visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better or if they get worse.
Do not treat diarrhea with over the counter products. Contact your care team if you have diarrhea that lasts more than 2 days or if it is severe and watery.
Do not take this medication just before going to bed. It may not dissolve properly when you lay down and can cause pain in your throat. Drink plenty of fluids while taking this medication to also help reduce irritation in your throat.
This medication can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.
Talk to your care team if you wish to become pregnant or think you might be pregnant. Estrogen and progestin hormones may not work as well while you are taking this medication. Talk to your care team about other forms of contraception.
Talk to your care team before breastfeeding. Changes to your treatment plan may be needed.
If you are being treated for a sexually transmitted infection (STI), avoid sexual contact until you have finished your treatment. Your partner may also need treatment.

Keep out of the reach of children and pets.
Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Get rid of any unused medication after the expiration date.
To get rid of medications that are no longer needed or have expired:
-Take the medication to a medication take-back program. Check with your pharmacy or law enforcement to find a location.
-If you cannot return the medication, check the label or package insert to see if the medication should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your care team. If it is safe to put it in the trash, empty the medication out of the container. Mix the medication with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.