Can You Safely Combine Agomelatine with Metformin and Alprazolam? - Pharmacology

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Due to polycystic ovary syndrome, I take one Metformin 500 mg tablet every night.
I also have anxiety, for which my doctor prescribed Agomelatine 25 mg tablet to be taken at bedtime, and one Alprazolam 0.5 mg tablet to be taken as needed during episodes of anxiety.
Can Agomelatine 25 mg be taken simultaneously with other medications, or is there a required time interval? Will Alprazolam 0.5 mg cause immediate drowsiness? I am concerned about potential episodes occurring in the morning, as I have mostly taken it at night before.
What precautions should I take while using these three medications, and what severe side effects might occur? Will taking psychiatric medications affect blood tests? (The blood test is for free testosterone.)

Niming, 20~29 year old female. Ask Date: 2018/09/07

Dr. Chen Yuemei reply Pharmacology


Hello: 1.
Agomelatine has no interactions with the medications you are taking and can be taken simultaneously.
2.
Alprazolam needs to be absorbed through the gastrointestinal tract before it takes effect, so it will not cause immediate sedation; this medication is used to alleviate anxiety and can be taken during the day.
Initially, it may cause dizziness or drowsiness until you become accustomed to its effects, so avoid driving or operating hazardous machinery until you are aware of how the medication may affect you.
3.
Avoid alcohol while taking these three medications.
The most common side effects of Agomelatine and Alprazolam are dizziness or drowsiness, so do not drive or operate dangerous machinery after taking them.
If you experience a bitter or metallic taste during treatment, it is a normal phenomenon and should not be a cause for concern; however, if diarrhea occurs, please inform your physician.
4.
The medications you are taking are not hormonal and will not affect your blood test results.

Reply Date: 2018/09/07

More Info


When considering the combination of Agomelatine, Metformin, and Alprazolam, it is essential to understand the pharmacological properties of each medication and their potential interactions.
Agomelatine is an antidepressant that primarily acts as a melatonergic agent, which means it mimics the action of melatonin, a hormone that regulates sleep-wake cycles. Metformin is an oral hypoglycemic agent commonly used in the management of type 2 diabetes, particularly in patients with polycystic ovary syndrome (PCOS), as it helps improve insulin sensitivity. Alprazolam is a benzodiazepine used for the treatment of anxiety and panic disorders, known for its sedative effects.

1. Safety of Combining Medications: According to current medical guidelines, Agomelatine can be safely combined with Metformin and Alprazolam. There are no significant drug interactions reported between these medications. However, it is always advisable to consult with your healthcare provider before starting or combining medications, as individual health conditions and responses to drugs can vary.

2. Timing of Administration: There is no specific requirement to space out the administration of Agomelatine and Metformin. However, since Alprazolam can cause sedation, it is generally recommended to take it when you can afford to rest, such as in the evening or before sleep. If you experience anxiety during the day, you may take Alprazolam as needed, but be cautious about its sedative effects, especially if you have not taken it during the day before.

3. Effects of Alprazolam: Alprazolam does not cause immediate sedation upon ingestion. It requires time for absorption and onset of action, typically around 30 minutes to an hour. However, individual responses can vary, and some people may feel drowsy shortly after taking it. If you are concerned about taking it in the morning, you might want to start with a lower dose or discuss with your doctor about the timing and dosage that would best suit your needs.

4. Side Effects and Precautions: Common side effects of Agomelatine include dizziness and sleepiness, which can also occur with Alprazolam. It is important to avoid activities that require full alertness, such as driving or operating heavy machinery, until you know how these medications affect you. Additionally, avoid alcohol consumption while taking these medications, as it can exacerbate sedation and increase the risk of adverse effects.

5. Blood Tests and Hormonal Levels: The medications you are taking (Agomelatine, Metformin, and Alprazolam) are not known to interfere with blood tests, including those measuring free testosterone levels. However, it is always wise to inform your healthcare provider about all medications you are taking, as they can provide tailored advice based on your overall health and treatment goals.

6. Monitoring and Follow-Up: Regular follow-up with your healthcare provider is crucial, especially when managing multiple medications. They can monitor for any potential side effects, adjust dosages if necessary, and ensure that your treatment plan remains effective for both your anxiety and PCOS.

In summary, combining Agomelatine, Metformin, and Alprazolam is generally considered safe, but individual responses can vary. Always consult your healthcare provider for personalized advice, especially regarding the timing of doses and monitoring for side effects.

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