I have an round pill has one line on one side and...

Dear Customer
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Dear customer :

unfortunately , we didnt know the medical or the pills you are talking about exactly , because medication brands and pills shape vary from a country to another , so for that we will answer you in general what is the best medication for anxiety , and tips how to get it 

medication for anxiety :

1. buspirone (BuSpar)
2. diazepam (Valium)
3. lorazepam (Ativan)
4. chlordiazepoxide (Librium)

an antianxtiey medications with the least side effects :

1. Celexa
2. Prozac
3. Zoloft

anti anxiety medications common side effects :

1. nausea and vomiting 
2. dizziness
3. headache 
4. trouble sleeping 
5. weight gain or less 
6. reduced sexual deside
7. nervousness

our advice :

usually you cant buy those medication without doctor prescribtion , so first you need to consult a doctor to assist your medical condition and do the needed medical examnation to determine the suitable treatment 
You can also ask our other certified experts in various fields such as: Nutritionists, Lawyers, IT Experts, Therapists, Mechanics, Doctors, Handymen, and more.
Kind Regards