Bupropion (PR) 150 mg

Category- Allopathy

Medicine Highlights

Uses 1. To treat major depressive disorder 
2. To treat seasonal affective disorder (depression based on season) 
3. To quit smoking 
Common Side Effects  1. Anxiety 
2. Body aches or pain 
3. Chills 
4. Cough 
5. Dry mouth 
6. Ear congestion 
7. Fever 
8. Hyperventilation 
9. Irregular heartbeats 
10. Irritability 
11. Loss of voice 
12. Restlessness 
13. Shaking 
14. Sneezing 
15. Sore throat 
16. Stuffy or runny nose 
17. Trouble breathing 
18. Trouble sleeping 
19. Unusual tiredness or weakness 
Additional Information 1. Consume the medicine at bedtime to get maximum effect with fewer side effects.
Storage 1. The medicine should be stored at room temperature.
2. Keep away from sunlight and moisture.
3. Keep away from the reach of children
How to Take This MedicineSwallow this medicine with water. 

Bupropion Uses

Bupropion 150 mg (PR) is an oral medicine belonging to the category of antidepressants and is used for the following indications:

  1. Depression 
  2. Seasonal affective disorder (depression based on season) 
  3. Smoking 

Bupropion side effects 

More Common  

  1. Anxiety 
  2. Body aches or pain 
  3. Chills 
  4. Cough 
  5. Dry mouth 
  6. Ear congestion 
  7. Fever 
  8. Hyperventilation 
  9. Irregular heartbeats 
  10. Irritability 
  11. Loss of voice 
  12. Restlessness 
  13. Shaking 
  14. Sneezing 
  15. Sore throat 
  16. Stuffy or runny nose 
  17. Trouble breathing 
  18. Trouble sleeping 
  19. Unusual tiredness or weakness 

Less Common 

  1. Bladder pain 
  2. Bloody or cloudy urine 
  3. Blurred vision 
  4. Buzzing or ringing in the ears 
  5. Difficult, burning, or painful urination 
  6. Dizziness 
  7. Frequent urge to urinate 
  8. Headache (severe) 
  9. Lower back or side pain 
  10. Nervousness 
  11. Pounding in the ears 
  12. Skin rash, hives, or itching 
  13. Slow or fast heartbeat 

How Bupropion works 

Bupropion boosts dopamine and norepinephrine to improve mood and reduce nicotine cravings. In conditions like depression or addiction, these chemicals are often low, leading to sadness, fatigue, or strong urges. By keeping their levels up, bupropion helps restore emotional balance and control. For patients, this means feeling more focused, uplifted, and better equipped to manage cravings or low moods.

Safety Measures and Warning 

Pregnancy

Bupropion is not safe for use in pregnancy. It’s classified as a Category C drug, meaning animal studies show possible risks, but human data is limited. Always consult a doctor before using it.

Breastfeeding

Bupropion passes into breast milk. Inform your healthcare provider if you are breastfeeding or planning to breastfeed. They will advise you whether to stop breastfeeding or discontinue bupropion.

Heart Problems

Bupropion can affect the functioning of the heart and can reduce blood pressure. So, get a recommendation from the doctor before using it.

Past Mental Health Issues

Patients having past mental health problems can experience potential side effects and symptoms like confusion and hallucinations, so inform your doctor before using.

Bupropion Interaction with Food Product 

Avoid consuming alcohol and smoking, as they increase or decrease drug action and can also cause severe drowsiness and sedation, as they act on the brain directly. Take the patient to the doctor in case of any side effects.

Bupropion Interaction with Other Medicines  

Avoid taking Bupropion 150 mg (PR) with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal:

Bupropion Chemical Structure

IUPAC (International Union of Pure and Applied Chemistry)/ Chemical name

(RS)-2-(tert-Butylamino) -1-(3-chlorophenyl) propan-1-one

Intake routine/cycle

Daily dose

Take Bupropion exactly as your doctor recommends. The dose may change based on your condition and how well you respond. Do not take more than prescribed without consulting your doctor.

Missed Dose

If you forget to take your medicine, take the medication as soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.

Overdose

It is not recommended to take more than 600 mg of Bupropion per day, as it may cause severe overdosing effects like kidney and liver damage, dizziness, and severe low blood pressure. If you face any of the severe effects, meet the doctor.

Storage

  1. Store the medicine at room temperature 
  2. Keep away from sunlight and moisture 
  3. Keep out of reach of children 

Directions for use 

  1. Take Bupropion exactly as prescribed by your doctor, at the same time each day. 
  2. Do not stop taking Bupropion without your doctor’s approval, even if you feel better. 
  3. If you forget to take Bupropion, take it as soon as you remember. If it’s almost time for your next dose, skip the missed dose. 

Bupropion Summary 

Bupropion is a prescription medicine used to treat depression and seasonal mood changes and to help people quit smoking. It belongs to the aminoketone class of antidepressants and works by increasing the level of dopamine and norepinephrine in the brain. Common side effects include trouble sleeping, dry mouth, headache, and anxiety. Drinking alcohol or consuming too much caffeine while taking it can raise the risk of seizures or worsen side effects. Store it at room temperature, away from heat and moisture, in a tightly closed container.

FAQ’s

What are the common side effects of bupropion?

Common side effects of bupropion use include nausea, dizziness, sleep issues, sweating, and seizures.

What is the use of bupropion 50 mg?

Bupropion is indicated for conditions like major depressive disorder, smoking cessation, and seasonal affective disorder. It belongs to the class of Serotonin norepinephrine reuptake inhibitors.

What is the maximum dose of bupropion recommended per day?

It is not recommended to take more than 600 mg of bupropion per day, as it may cause severe adverse effects like extreme drowsiness, confusion, low blood pressure, unconsciousness, difficulty breathing, irregular heartbeat, and seizures.

Which class of medicine does Bupropion belong to?

Bupropion belongs to the category of antidepressants, and its class includes Serotonin and norepinephrine reuptake inhibitors.

Reference 

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 444, Bupropion. [Internet]. Bethesda (MD): National Library of Medicine (US); [cited 2025 Aug 23]. Available from. 
  2. Mayo Clinic. Bupropion (oral route) [Internet]. Rochester (MN): Mayo Foundation for Medical Education and Research; c2025 [cited 2025 Aug 23]. Available from. 
  3. Ng QX, Venkatanarayanan N, Ho CYX. Bupropion. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan– [cited 2025 Aug 23]. Available from. 
  4. Puckey M. Bupropion: Uses, Dosage, Side Effects [Internet]. Drugs.com; 2024 Apr 23 [cited 2025 Aug 23]. Available from. 
  5. Ishver A, Berger K. Bupropion (Wellbutrin, Zyban, and others): Uses, Side Effects, Interactions, Pictures, Warnings & Dosing [Internet]. WebMD; 2024 Nov 18 [cited 2025 Aug 23]. Available from. 

Authors

  • Siva Krishna Adithya Bhumireddy completed a Bachelor of Pharmacy from GIET School of Pharmacy, affiliated with Andhra University, and from his 3rd year of graduation, he was working as a freelance medical and publication writer. Having expertise in systematic reviews and clinical research. With his keen interest and skills in research and documentation practices, he also reviewed more than 150 manuscripts from international journals like Elsevier, Springer Nature, and Sage Journals, and all the manuscripts were indexed and appeared in PubMed, Scopus, and Web of Science databases, and he received honorary recognition letters and certificates from all of them. Siva Krishna Adithya also published a few systematic, narrative reviews and a few chapters of international expertise.

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  • Mahak Phartyal

    Mahak Phartyal completed her bachelor's in pharmacy from Veer Madho Singh Bhandari Uttarakhand Technical University. She previously worked as a Medical Writer at Meril Life Sciences, where she wrote numerous scientific abstracts for conferences such as India Live 2024 and the European Society of Cardiology (ESC). During her college years, she developed a keen research interest and published an article titled “Preliminary Phytochemical Screening, Physicochemical and Fluorescence Analysis of Nyctanthes arbor-tristis and Syzygium cumini Leaves.

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