There's a review article on the effect of Papaya extracts in the treatment of Dengue fever, the main issue being thrombocytopaenia. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4071726/
The best data quoted from that paper says:
A study conducted in Malaysia had a more systematic approach in evaluating the use of papaya leaf juice in the treatment of ...
HIV is not spread by mosquitoes.
You cannot contract any disease from swallowing a mosquito.
Here, is a very large list of all the things that you could have caught :) If you were bitten.
Mosquitos transmit the pathogens that cause malaria, filariasis, dengue, yellow fever, West Nile fever, Rift Valley fever, and dozens of other infectious diseases of humans, domestic animals, and wildlife
Ross, Macdonald, and a Theory for the Dynamics and Control of Mosquito-Transmitted Pathogens
You already mentioned malaria and West Nile. The others ...
Yes, it is true that Zika can be transmitted sexually (from the CDC). However, Zika is generally classified as a mosquito-borne disease, not an STD, as mosquitoes are by far the most common vector of passage. I am not aware of transmission of "typical" STDs by mosquitoes, most likely because, as you say, the amounts of pathogenic material are extremely small,...
Since 'the cure' or rather a vaccine against the virus is still only on the horizon, affected populations have to resort to prevention measures and supportive care, once the infection breaks out. Even with a vaccine, mosquito population control and bite prevention will be necessary to control chikungunya disease.
Chikungunya at the Door — Déjà Vu All Over ...
The only effective management of viruses is by vaccination. In this way diseases such as measles have been eradicated from some countries.
Currently there is no vaccine available so ecological measures such as controlling the mosquito vector need to be employed.
Vaccines are under development eg. http://www.nature.com/nm/journal/v23/n2/full/nm.4253.html
First of all, please refer to this study from Oxford University on use of Camphor, Eucalyptus, and other terpenic balms and compounds on children. Please be aware of their safety if they are in the vicinity and make certain they are not exposed to them in excess, as they can absorb harmful amounts through their skin if not carefully moderated.
If you're ...
For adults, Zika virus is like flu. Apart from fever and maybe nausea, you shouldn't have to worry.
Edit: since it seems sources are of bad need, here is one confirmation from a very recent study (Petersen 2016).
Source : http://www.sciencedirect.com/science/article/pii/S1201971216000217