How can I overcome depression and find happiness?

It could be PANIC ATTACKS SEEK MEDICAL ATTENTION....... 

These symptoms may result from different disease such as sleep apnea, anxiety disorders or schizophrenia. I suggest you see a sleep expert or a psychiatrist to get a proper diagnosis and a treatment.
 

Please seek help from a psychiatrist who can provide an accurate diagnosis and recommend the appropriate treatment plan based on individual symptoms and needs. I advise you to visit a psychiatrist for the best treatment options available for bipolar disorder.

If you're struggling with forgetfulness and shyness, there are some general strategies you can try. To improve memory, break information into smaller chunks, use visual aids, and establish routines. Overcoming shyness involves starting with small steps, practicing self-acceptance, seeking support, gradual exposure to social situations. You may consult a psychologist or a therapist as well for overcoming social anxiety and improving self-confidence

A burning he­ad and shivering is hard. These signs may come­ from your meds. Some pills can make muscle­s stiff and make you shake. Tell your doctor about the­se troubles - they might change­ your medicine to help. It's ke­y to report new issues while­ on medication. 

The use of valerian can lead to side effects such as anxiety, drowsiness, and insomnia. Also, a loss of appetite is a usual issue. To make it easier, drink a lot of water, eat light meals, and engage in calm activities like walking. Being careful not to take any more valerian is important. You will feel better shortly if you rest and take care of yourself. 

Please talk to a healthcare provider. Talk to a psychiatrist to find out the root cause and manage the situation accordingly

If you take 60mg of codeine all at once, it is more likely to cause some side effects. One of the side effects is that you may become very sleepy, feel dizzy, or have problems with breathing. Whenever a medicine reaction like the one described here happens, it is best to remain calm and save your life without increasing the doses further. In addition, it is recommended to stay hydrated, sit down, and be observant of the body's feelings for possible encounters. 

Insomnia causes difficulty slee­ping. Stress, worries, caffe­ine late in the day could disturb your re­st. Insomnia shows itself through restless nights, tossing and turning be­fore slumber, or freque­nt waking. Develop a calming routine be­fore hitting the shee­ts. Avoid those bright scree­ns too. 

It sounds like you may be experiencing insomnia, which means having trouble sleeping. Common symptoms include difficulty falling asleep or staying asleep. One solution is to create a bedtime routine, avoid screens before bed, and try relaxation techniques. If the problem persists, consider talking to a medical professional for help.