27 D&C RED NO. Therefore, the possibility of fetal harm appears remote. Store at room temperature away from moisture and heat. Synthroid is used for: Treating low thyroid hormone levels synthroid side effects itching certain types of goiters. Talk to your doctor, nurse or pharmacist before taking any prescription or over the counter drugs (including any herbal medicines or supplements) or following any treatment or regimen. In addition, many drugs and foods affect synthroid side effects itching absorption (see PRECAUTIONS - Drug Interactions and Drug-Food Interactions ). She underwent coronary artery bypass grafting, with subsequent improvement in coronary perfusion.
taking synthroid at bedtime
Partial hair loss may occur rarely during the first few months of Synthroid therapy, but this is usually temporary. People who are treated with Synthroid may initially lose some hair, but this effect is usually temporary. Failure of the serum T4 to increase into the upper half of the normal range within 2 weeks of initiation of Synthroid therapy and/or of the serum TSH to decrease below 20 mU/L within 4 weeks should alert the physician to the possibility that the child is not receiving adequate therapy. Pseudotumor cerebri and slipped capital femoral epiphysis have been reported in children receiving levothyroxine therapy. Store Synthroid at room temperature away from moisture and heat. If you use any of the following drugs, use them at least 4 hours before or 4 hours after you take levothyroxine: calcium carbonate (Caltrate, Citracal, Oystercal, and others); ferrous sulfate iron supplement; sucralfate (Carafate); sodium polystyrene sulfonate (Kayexalate, Kionex, and others); antacids that contain aluminum (Amphojel, Gaviscon, Maalox, Mylanta, Riopan, Rulox, Tums, and others); and cholesterol-lowering drugs cholestyramine (Questran) and colestipol (Colestid). If your brand may cause these effects, be sure to take your medicine with a full glass of water. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. In euthyroid patients, doses synthroid side effects itching the range of daily hormonal requirements are ineffective for weight reduction. Levothyroxine (T4) sodium has an empirical formula of C15H10I4N NaO4• H2O, molecular weight of 798.86 g/mol (anhydrous), and structural formula as shown: Inactive Ingredients Acacia, confectioner's sugar (contains corn starch), lactose monohydrate, magnesium stearate, povidone, and talc. A listing of drug-thyroidal axis interactions is contained in Table 2. If the results of the levothyroxine withdrawal test are inconclusive, careful follow-up and subsequent testing will synthroid side effects itching necessary. Make sure you tell your doctor if you have any other medical problems, especially: Adrenal insufficiency or Addison's disease (untreated) or Heart attack or Thyrotoxicosis (overactive thyroid)—This medicine should NOT be used in patients synthroid side effects itching any of these conditions . Clotting disorder or Diabetes or Heart disease (history synthroid side effects itching or Other adrenal gland problems or Underactive pituitary gland—Use with caution. Different brands of levothyroxine may not work the same. Therefore, levothyroxine sodium tablets should not be administered within 4 hours of these agents.
It is very important to take Synthroid with a full glass (8 ounces) of water. Thyroid hormones cross the placental barrier to some extent as evidenced by levels in cord blood of synthroid side effects itching fetuses being approximately one-third maternal levels. If you suspect a massive overdose, seek emergency medical attention immediately. You should synthroid side effects itching use this medication if you have had a heart attack, a thyroid disorder called thyrotoxicosis, or an adrenal gland problem that is not controlled by treatment. If you suspect a massive overdose, seek emergency medical attention immediately. Do not synthroid side effects itching extra medicine to make up the missed dose. Pharmacokinetics Absorption Absorption of orally administered T4 from the gastrointestinal (GI) tract ranges from 40% to 80%. Protect from light and moisture. If OVERDOSE is suspected: Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately. Mix well. Overdose synthroid side effects itching may include chest pain, pounding heartbeat, tremor, shortness of breath, leg cramps, confusion, vomiting, diarrhea, or seizures. Dispense in a tight, lightresistant container as described in USP. Generally, TSH is suppressed to < 0.1 mU/L, and this usually requires a levothyroxine sodium dose of greater than 2 mcg/kg/day.