Selma Blair admits she feels 'sick as all hell' as she candidly details her ...

Selma Blair is continuing to battle MS with strength and grace.

But that didn't stop the Legally Blonde actress from opening about her bad days in an unvarnished new Instagram shared Friday.

There, along with a candid photo, the 46-year-old talent admitted: 'Here's the truth. I feel sick as all hell.'

Selma Blair opened up about her 'rough day' dealing with her MS symptoms and mom life on Instagram Friday

Selma Blair opened up about her 'rough day' dealing with her MS symptoms and mom life on Instagram Friday

The ailing star's hard day was filled with physical and personal obstacles.

Explaining her current condition, Selma revealed: 'I am vomiting and all the things which are not polite to speak of.'

Making matters worse, she continued: 'My son ran away. From me. I have to get him to school.' Her son Arthur is only seven years old.

Adding to her list of woes, Selma said: 'The medical treatments take their toll.'

But the star continued to keep positive, telling followers: 'I am going to get through this. We do.'

Candid: The strong star revealed her multiple sclerosis diagnosis last October. Above Selma is seen thriving at 2019's Vanity Fair Oscar Party back in February

Candid: The strong star revealed her multiple sclerosis diagnosis last October. Above Selma is seen thriving at 2019's Vanity Fair Oscar Party back in February

Support system: Famous friends were quick to chime in with support for the Cruel Intentions actress, who continued to share her story in the replies

Support system: Famous friends were quick to chime in with support for the Cruel Intentions actress, who continued to share her story in the replies

Response: Blair replied to Alexander graciously, saying: 'Thank you. I hope. I don’t want to mislead that our challenges are always easy if you just try'

Response: Blair replied to Alexander graciously, saying: 'Thank you. I hope. I don’t want to mislead that our challenges are always easy if you just try'

'And to moms and dads who watch their kids sick on things we take to get better... I hold you. So glad this is me and not my child. I cannot imagine ever feeling ok again. #roughday. We get through. #realitycheck.'

Famous friends were quick to chime in with support for the Cruel Intentions actress, who continued to share her story in the replies.

Actress Jamie Alexander praised Selma strength, writing: 'Sending you love and healing. I’m so sorry you’re going through this. Grateful you’re strong and wonderful enough to share your experiences with others. So many people are being helped by your willingness to share your reality.'

Blair replied graciously, saying: 'Thank you. I hope. I don’t want to mislead that our challenges are always easy if you just try. Right. Shit can feel bad. Right. Sob . Adore you.'

Lucky: Influencer/CEO Amra Beganovich took an optimistic approach

Lucky: Influencer/CEO Amra Beganovich took an optimistic approach

Lots of love: Busy Phillips sent a simple 'love you' while stand-up Deray Davis wrote echoed her sentiment

Lots of love: Busy Phillips sent

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