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Author: Admin | 2025-04-28
Wellbutrin (bupropion) is prescribed to treat major depressive disorder (MDD) and prevent seasonal affective disorder (SAD). The drug comes in sustained-release (SR) and extended-release (XL) tablets for swallowing. It’s usually taken once or twice per day.Wellbutrin SR is used in adults to treat MDD. Wellbutrin XL is used in adults to treat MDD or to prevent SAD.The active ingredient in Wellbutrin is bupropion. (An active ingredient is what makes a drug work.) Wellbutrin is an antidepressant. It belongs to a group of drugs called norepinephrine and dopamine reuptake blockers.This article describes the dosages of Wellbutrin, as well as its strengths and how to take it. To learn more about Wellbutrin, see this in-depth article.Throughout this article, the term “Wellbutrin” is used to describe both forms of the drug.Below are details about the dosages of Wellbutrin sustained-release (SR) and extended-release (XL) tablets. Doctors will prescribe Wellbutrin SR in adults to treat major depressive disorder (MDD). They’ll also prescribe Wellbutrin XL in adults to treat MDD or to prevent seasonal affective disorder (SAD).Doctors will usually prescribe the lowest dose possible. If needed, they’ll increase your dose of Wellbutrin slowly. Note: This chart highlights the basics of Wellbutrin’s dosage. Dosages are shown in milligrams (mg). Be sure to read on for more detail.* This is the dosage you’ll usually take throughout the remainder of your treatment. If needed for your condition, your doctor may increase it. But they won’t increase it beyond the maximum daily dosage.What are the forms of Wellbutrin?Wellbutrin comes in two tablet forms for swallowing: SR and XL. With both tablets, the drug releases slowly into the body after you take a dose. But with the XL tablet, the drug releases slowly over more time.What strengths does Wellbutrin come in?Wellbutrin comes in the following strengths.Wellbutrin SR tablets:100 mg150 mg200 mgWellbutrin XL tablets:150 mg300 mgWhat are the usual dosages of Wellbutrin?Your doctor will likely start you on a low dosage and adjust it over time to reach the right amount for you. They’ll ultimately prescribe the smallest dosage that provides the desired effect.The information below describes dosages that are commonly used or recommended for each condition. But be sure to take the dosage your doctor prescribes for you. They’ll determine the best dosage to fit your needs.Dosage for depressionBoth Wellbutrin SR and Wellbutrin XL are approved to treat MDD, which is sometimes called depression.The starting dosage of Wellbutrin SR is 150 mg once per day. After 3 days, your doctor might increase your dosage to 150 mg twice per day. This will be your maintenance dosage.* The maximum dosage of Wellbutrin SR is 400 mg per day.The starting dosage of Wellbutrin XL is 150 mg once per day. After 4 days,
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