Very bad leg pain

How long lady’s dos this leg pain last I’m having trouble sleeping at night because it’s so painful for me I just want to cry 😢 also I’ve been sick twice tonight and feeling very tired and not right is this all normal I’ve got a appointment with a midwife on 28th February but just want to know if there’s anything I can do so I don’t take my old medicine I don’t want to harm my baby from it I know my GP said I can take a small 5mil of it but I really don’t want to in case I harm Bebe 😢😩🤢😢😢😢😢

Please help me lady’s I’m 5w 3d now.

Thanks 🙏 💋♥️🌈👶🏼🌈🤰🏼