Not because of medicine..You are suffering from hormonal changes causing Androgenetic alopecia causing hair fall. It's completely stoppable even regrowth of hair is possible with certain medications without any side effects. Treatment depends on the grade of hair loss. So, it's a must for diagnosing which grade, you are in for an effective treatment. Please  send photos of your head, by direct online consultation for accurate diagnosis and proper treatment.

Could be related

Will improve with medication Consult online for further management

Minoxidil is not known to cause muscle twitch that you are describing. It could be due to some cause for which your doctor needs your blood work up. It would be better that you consult if this problem persists.

No need to worry.specific treatment is available.it depends on severity of the disease . Complete medical history is required.. Pls do online consultation with Dermatologist for detailed prescription & guidance.