I had several panic attack episodes and I take Valium, now experience fear attacks?

I had several panic attacks lately and my doctor – neurologist prescribed me Valium. Now I experience fears which I have never had in the past like fear of food intoxication, being alone by myself and other fears, like the dark and many more. What should I do?

Female
Age: 25
Medications: Valium

I have had irregular periods, now feel nauseous?

I have had irregular periods, now feel nauseous. I saw my doctor about my irregular periods and she prescribed metformin for 12 weeks. After taken metformain for 4 days I feel nauseous, tongue feels like metal and is swollen and painful. What is going on? Should I consult a specialist?

Female
Age: 22
Medications: metformin