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Isotretinoin is used to treat severe nodular acne (also known as nodules) that has not responded to other treatments, including antibiotics. Besides the benefits of treating acne, Zenatane can have serious effects on women who are pregnant or planning to become pregnant. Therefore, absolutely do not use Zenatane for the above subjects.1. What is Zenatane?
Zenatane is a prescription acne medication used to treat severe cystic acne (cystic acne) that has not responded to other treatments such as: Benzoyl peroxide or topical Clindamycin or Tetracycline/Minocycline oral use.Zenatane belongs to the group of Retinoid drugs, which work by reducing the production of oil (sebum) on the face. High levels of sebum on the skin can lead to severe acne. If left untreated, severe acne can form permanent scars.
Zenatane can be used alone or in combination with other drugs.
2. Instructions on how to take Zenatane
How to use and dose Zenatane need to strictly follow the instructions on the drug label, leaflet or doctor's instructions. Each Isotretinoin prescription must be filled within 7 days of the time the doctor prescribes it.
Notes on the treatment of acne with Zenatane:
Dosage is considered by the doctor based on the degree of skin damage, health condition and the patient's response to treatment. Usually Isotretinoin is usually taken twice a day for 15-20 weeks; Always take this medication with a full glass of water (should be taken with meals to increase absorption into the bloodstream). Do not chew or suck on the capsule, swallow it whole instead. After drinking, wait at least 10 minutes before lying down; Adhere to the correct time of taking the medicine. Your acne may be more severe at first, but it will gradually improve. It may take 1-2 months until you notice treatment results; If acne persists and tends to be more severe, a second course of Zenatane treatment can be initiated 2 months after it has been discontinued. However, the manufacturer does not recommend prolonged use of Isotretinoin. Therefore, do not exceed the recommended dose.
3. Zenatane side effects
Besides its powerful acne treatment, Zenatane can also cause common side effects such as:
Dry skin, dry lips, eyes or nose (you may have nosebleeds); Have vision or hearing problems; Headache ; Back pain, joint pain, muscle problems; Skin reactions; Cold symptoms such as stuffy nose, sore throat, sneezing. In addition, Zenatane can cause serious side effects. Stop using Zenatane and call your doctor at once if you have:
Vision or hearing problems; Muscle pain, joint pain, bone pain, back pain; Increased thirst, increased urination; Hallucinations, paranoia; Symptoms of depression, mood swings; signs of liver or pancreas problems (loss of appetite, upper stomach pain (which may spread to your back), nausea and vomiting, fast heartbeat, dark urine, jaundice, yellow eyes); signs of serious stomach problems (stomach pain, severe chest pain, pain when swallowing, heartburn, diarrhea, rectal bleeding, bloody or tarry stools); Increased intracranial pressure (severe headache, ringing in the ears, dizziness, nausea, vision problems, pain behind the eyes); In particular, it is important to never use Zenatane by a woman who is pregnant or may become pregnant. This is because a single dose of Zenatane can cause serious birth defects or increase the risk of miscarriage, premature birth, and even death of the unborn baby.
How to avoid:
Before taking Zenatane, users should ensure a negative pregnancy test; During the use of this medicine, you need to use 2 forms of birth control to completely prevent pregnancy while taking this medicine; If you suspect you may be pregnant while taking this medication, stop taking Zenatane immediately and call your obstetrician-gynecologist experienced in pregnancy toxicity for further evaluation and advice.
4. Notes when using Zenatane
Zenatane should not be used for the following subjects:
People who are allergic to Isotretinoin and other ingredients of the drug; Children under 12 years old; People who are taking vitamin or mineral supplements containing Vitamin A. To make sure it is safe to take them, tell your doctor if you have ever had problems such as:
Depression or mental illness; Asthma; Liver failure; Diabetes; Heart disease or high cholesterol; Osteoporosis or low bone density; Eating disorders (anorexia); Food or drug allergies; Intestinal disorders (ulcerative colitis, inflammatory bowel disease). Other notes:
Do not donate blood while taking Zenatane and for at least 30 days after stopping it. The latter's donated blood if passed to a pregnant woman can lead to birth defects in their baby (if the blood contains any levels of isotretinoin); While you are taking Zenatane and for at least 6 months after your last dose: Do not use wax hair removal or laser skin treatments or dermabrasion as scarring may occur; Zenatane may make you more susceptible to sunburn. Avoid sun exposure or tanning services. Wear protective clothing and use sunscreen (SPF 30 or higher) when outdoors; Avoid driving or engaging in activities that require good vision as this medicine may impair the user's vision, especially at night.
5. Interactions of Zenatane
To avoid Zenatane interactions with other drugs. You should actively share with your doctor all medications you are taking, especially:
Phenytoin ; St. John's wort (may make birth control pills less effective); Vitamin or mineral supplements; Progestin-only birth control pills (drops, may not work as well when taken with Zenatane); Steroid drugs; Tetracycline antibiotics (including Doxycycline or Minocycline).
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