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.

It needs certain test as well. Kindly consult online for proper treatment and guidance.

Hair loss from isotretinoin usually resolves in 3–6 months, but if it’s persisting after 10 months, there may be underlying issues like Nutritional deficiencies, Hormonal, Genetic or patterned hair loss unmasked by the drug You need to Get blood tests done, start hair supplements + protein-rich diet Consider topical minoxidil under supervision

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.